Product Description
HangZhou High-Tech Zone CHINAMFG International Trade Co., Ltd. is 1 of the largest hydraulic service provider and manufacturer in China.
We, CHINAMFG company specialize in hydraulic field more than 15 years with professional team and experienced engineer. Our own 6 factories are in HangZhou, China. We warmly welcome well qualified buyers to visit our company for investigation so as to ensure long-term cooperation and large orders signing. Of course, we are also very welcome and support consultation and purchase from retailers regardless of the amount purchased.
High performance rotary group with well-proven spherical control area offering the following advantages, self-centering.
— Low periph-eral speed — High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
— High efficient.
— Long service life robust rolling bearing.
— Drive shaft will support radial loads.
— Low noise level.
— High duty roller bearing for intermettent high pressure operation.
— For continuous duty hydrostatic are availabe.
— Excellent starting characteristics.
— High power density
— Optional mounting position
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Vane Pump |
|---|---|
| Stock: | in Stock |
| Size: | The Same as The Original |
| Performance Evaluation: | 100% Close to The Original |
| Manufacturers: | China Suppliers |
| Transport Package: | Export Standard Wooden Case |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
Can Vacuum Pumps Be Used for Vacuum Packaging?
Yes, vacuum pumps can be used for vacuum packaging. Here’s a detailed explanation:
Vacuum packaging is a method used to remove air from a package or container, creating a vacuum environment. This process helps to extend the shelf life of perishable products, prevent spoilage, and maintain product freshness. Vacuum pumps play a crucial role in achieving the desired vacuum level for effective packaging.
When it comes to vacuum packaging, there are primarily two types of vacuum pumps commonly used:
1. Single-Stage Vacuum Pumps: Single-stage vacuum pumps are commonly used for vacuum packaging applications. These pumps use a single rotating vane or piston to create a vacuum. They can achieve moderate vacuum levels suitable for most packaging requirements. Single-stage pumps are relatively simple in design, compact, and cost-effective.
2. Rotary Vane Vacuum Pumps: Rotary vane vacuum pumps are another popular choice for vacuum packaging. These pumps utilize multiple vanes mounted on a rotor to create a vacuum. They offer higher vacuum levels compared to single-stage pumps, making them suitable for applications that require deeper levels of vacuum. Rotary vane pumps are known for their reliability, consistent performance, and durability.
When using vacuum pumps for vacuum packaging, the following steps are typically involved:
1. Preparation: Ensure that the packaging material, such as vacuum bags or containers, is suitable for vacuum packaging and can withstand the vacuum pressure without leakage. Place the product to be packaged inside the appropriate packaging material.
2. Sealing: Properly seal the packaging material, either by heat sealing or using specialized vacuum sealing equipment. This ensures an airtight enclosure for the product.
3. Vacuum Pump Operation: Connect the vacuum pump to the packaging equipment or directly to the packaging material. Start the vacuum pump to initiate the vacuuming process. The pump will remove the air from the packaging, creating a vacuum environment.
4. Vacuum Level Control: Monitor the vacuum level during the packaging process using pressure gauges or vacuum sensors. Depending on the specific packaging requirements, adjust the vacuum level accordingly. The goal is to achieve the desired vacuum level suitable for the product being packaged.
5. Sealing and Closure: Once the desired vacuum level is reached, seal the packaging material completely to maintain the vacuum environment. This can be done by heat sealing the packaging material or using specialized sealing mechanisms designed for vacuum packaging.
6. Product Labeling and Storage: After sealing, label the packaged product as necessary and store it appropriately, considering factors such as temperature, humidity, and light exposure, to maximize product shelf life.
It’s important to note that the specific vacuum level required for vacuum packaging may vary depending on the product being packaged. Some products may require a partial vacuum, while others may require a more stringent vacuum level. The choice of vacuum pump and the control mechanisms employed will depend on the specific vacuum packaging requirements.
Vacuum pumps are widely used in various industries for vacuum packaging applications, including food and beverage, pharmaceuticals, electronics, and more. They provide an efficient and reliable means of creating a vacuum environment, helping to preserve product quality and extend shelf life.
Considerations for Selecting a Vacuum Pump for Cleanroom Applications
When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:
Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:
1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.
2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.
3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.
4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.
5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.
6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.
7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.
In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.
Can Vacuum Pumps Be Used in Laboratories?
Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:
Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:
1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.
2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.
3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.
4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.
5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.
6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).
7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.
Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.
editor by Dream 2024-05-16
China Hot selling Top Quality Rotary Small Portable 7.5kw 80L/Min Vacuum Pump with Best Sales
Product Description
Top Quality Rotary Small Portable 7.5kw 80L/Min Vacuum Pump
Product Description:
Packaging Details
4 pcs /one carton
Port
HangZhou OR ZheJiang
Lead Time:
| Quantity(pieces) | 1 – 1000 | 1001 – 10000 | >10000 |
| Est. Time(days) | 25 | 30 | To be negotiated |
Product Description
The Features of Vacuum Pump:
1. Integrated body structure with high precision
2. Forced lubrication for pump to ensure the high reliabililty
3. Oil window design to avoid run out of oil
| Item | Single Stage Dual Stage Rotary Vane Air AC Vacuum Pump |
| Voltage | 110V/60HZ,220V/50HZ |
| Oil capacity | 230ml-800ml |
| Power | 1/4HP; 1/3HP; 1/2HP; 3/4HP; 1HP |
| Certification | CE / RoHS |
| Loading port | ZheJiang or HangZhou |
| Payment terms | T/T, LC |
| Advantages | High efficienc; Attractive design; Easy to carry |
Product Details:
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 3 Years |
|---|---|
| Warranty: | 1 Year |
| Oil or Not: | Oil |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Entrapment Vacuum Pump |
| Vacuum Degree: | High Vacuum |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
What are the typical flow rates and vacuum levels achievable with small vacuum pumps?
Small vacuum pumps come in various types and sizes, each with its own range of achievable flow rates and vacuum levels. The specifications can vary widely based on the pump’s design and intended application. Here’s an overview of the typical flow rates and vacuum levels associated with common types of small vacuum pumps:
1. Diaphragm Pumps:
– Flow Rates: Diaphragm pumps typically offer flow rates ranging from a few milliliters per minute (mL/min) to several liters per minute (L/min).
– Vacuum Levels: They can achieve vacuum levels in the range of 0.1 millibars (mbar) to 600 mbar, depending on the model and size.
2. Rotary Vane Pumps:
– Flow Rates: Rotary vane pumps provide higher flow rates compared to diaphragm pumps, ranging from around 1 L/min to 100 L/min or more.
– Vacuum Levels: They can achieve vacuum levels of approximately 0.1 mbar to 10 mbar, making them suitable for a wide range of applications.
3. Scroll Pumps:
– Flow Rates: Scroll pumps offer moderate flow rates, typically ranging from 10 L/min to 100 L/min.
– Vacuum Levels: They can achieve vacuum levels of approximately 0.1 mbar to 1 mbar, making them suitable for laboratory and research applications.
4. Piston Pumps:
– Flow Rates: Piston pumps provide flow rates ranging from a few mL/min to over 100 L/min, depending on the model.
– Vacuum Levels: They can achieve vacuum levels between 0.01 mbar and 1 mbar, suitable for a variety of applications.
5. Venturi Pumps (Pneumatic Ejectors):
– Flow Rates: Venturi pumps are capable of high flow rates, ranging from a few L/min to hundreds of L/min or more, depending on the compressed air supply.
– Vacuum Levels: They can achieve vacuum levels between 100 mbar and 900 mbar, depending on the design and air pressure.
6. Oil-Free Pumps:
– Flow Rates: Oil-free vacuum pumps, including claw and screw pumps, offer flow rates ranging from 10 L/min to several hundred L/min.
– Vacuum Levels: They can achieve vacuum levels in the range of 0.01 mbar to 1 mbar or lower, suitable for sensitive applications.
It’s important to note that the achievable flow rates and vacuum levels can be influenced by factors such as pump size, speed, and the specific design features of the pump. Additionally, the pump’s performance may vary under different operating conditions.
When selecting a small vacuum pump for a particular application, it’s crucial to consider the required flow rate and vacuum level to ensure that the pump meets your specific needs. Manufacturers typically provide detailed specifications for their pumps, helping you choose the most suitable option for your application.
What safety precautions should be followed when using small vacuum pumps?
Working with small vacuum pumps involves potential risks, and it’s crucial to follow safety precautions to protect personnel, equipment, and the environment. Here are important safety measures to consider when using small vacuum pumps:
1. Read the Manual:
Always read and thoroughly understand the manufacturer’s operating manual for the specific vacuum pump you are using. The manual provides essential information on safe operation, maintenance, and troubleshooting.
2. Proper Ventilation:
Ensure that the area where the vacuum pump is operated is well-ventilated. Some pumps may produce fumes, heat, or exhaust gases that need proper ventilation to dissipate. Adequate ventilation also helps prevent overheating.
3. Personal Protective Equipment (PPE):
Wear appropriate PPE, including safety goggles, gloves, lab coats, or other protective clothing, depending on the nature of the materials or substances being handled and the risks involved.
4. Electrical Safety:
If the vacuum pump is electrically powered, ensure that the electrical connections and cords are in good condition. Use ground fault circuit interrupters (GFCIs) when working with electrical equipment in wet or damp environments.
5. Leak Detection:
Regularly check for vacuum system leaks using a leak detector or soapy water solution. Leaks can compromise the vacuum level and may release hazardous gases or vapors into the environment.
6. Gas Compatibility:
Verify that the vacuum pump and its components are compatible with the gases or substances being processed. Incompatible materials can lead to chemical reactions, contamination, or equipment damage.
7. Emergency Shut-Off:
Ensure that an emergency shut-off mechanism or switch is easily accessible. Familiarize yourself with its location and how to use it in case of an emergency or equipment malfunction.
8. Secure Positioning:
Properly secure the vacuum pump to prevent it from tipping over or falling during operation. Use mounting brackets or secure it to a stable surface as needed.
9. Training and Supervision:
Ensure that personnel operating the vacuum pump are adequately trained and supervised, especially in laboratory, industrial, or medical settings. Training should cover safe operation, emergency procedures, and equipment-specific protocols.
10. Pressure Relief:
Install pressure relief valves or mechanisms to prevent over-pressurization of the system. This is particularly important when handling gases or vapors that can generate excessive pressure.
11. Regular Maintenance:
Adhere to the recommended maintenance schedule for the vacuum pump. Proper maintenance helps prevent equipment failures and unsafe conditions.
12. Emergency Response:
Have an emergency response plan in place, including knowledge of how to shut down the vacuum pump and evacuate the area in case of a hazardous situation.
13. Labels and Signage:
Clearly label the vacuum pump and associated equipment with safety instructions, warnings, and hazard information. This helps remind users of proper procedures and potential risks.
Always prioritize safety when using small vacuum pumps, and be aware of the specific risks associated with your application. Following these precautions helps mitigate potential hazards and ensures the safe operation of the equipment.
Are small vacuum pumps suitable for portable or handheld devices?
Small vacuum pumps are indeed suitable for integration into portable or handheld devices across various industries. Their compact size, lightweight design, and energy efficiency make them valuable components for creating portable systems that require vacuum or pressure control. Here’s why small vacuum pumps are well-suited for such applications:
1. Compact Size:
Small vacuum pumps are specifically designed to be compact, allowing for easy integration into portable or handheld devices without significantly increasing the overall size or weight of the system. This is advantageous for applications where portability is a priority.
2. Lightweight Design:
The lightweight construction of small vacuum pumps makes them ideal for portable devices that may need to be carried or operated by hand. This is particularly important in fields like healthcare, where handheld medical devices require precise vacuum control.
3. Low Power Consumption:
Many small vacuum pumps are energy-efficient, consuming minimal power while still delivering reliable performance. This is crucial for battery-powered or portable devices, as it helps extend the device’s operational life between charges or battery replacements.
4. Oil-Free Operation:
Several small vacuum pump types, such as diaphragm pumps, operate without the need for oil lubrication. Oil-free operation eliminates the risk of oil contamination in the device, making them suitable for sensitive applications like analytical instruments and cleanroom equipment.
5. Quiet Operation:
Some small vacuum pumps, like diaphragm and scroll pumps, operate quietly. This is beneficial in devices used in noise-sensitive environments, such as medical settings or research laboratories.
6. Versatility:
Small vacuum pumps are versatile and can be customized to meet specific application requirements. They can be integrated into a wide range of handheld devices, including vacuum aspiration systems, sample concentrators, and point-of-care diagnostic devices.
7. Precision Control:
Small vacuum pumps offer precise control over vacuum levels, making them suitable for applications where accuracy is critical, such as in medical suction devices, where the vacuum level must be carefully controlled to avoid tissue damage.
8. Integration Flexibility:
Manufacturers can easily integrate small vacuum pumps into the design of portable devices, ensuring a seamless and efficient solution for end-users. This integration flexibility allows for the creation of compact and user-friendly devices.
In summary, small vacuum pumps are well-suited for use in portable or handheld devices due to their compact size, low power consumption, versatility, and precise control capabilities. Their integration into such devices enhances their functionality and enables innovative solutions in fields such as healthcare, environmental monitoring, and point-of-care diagnostics.
editor by Dream 2024-05-16
China OEM HP Series 150 L/Min 1.34 HP 220V Smart Oil-Free Piston Vacuum Pump with Good quality
Product Description
Product Description
Piston Oil Free Air Compressor Vacuum pump
OverviewSuoto piston vacuum pump is compact, light and attractive in design. It uses the big starting torque and is specially designed for low temperature environment. It is guaranteed start normally in winter’s low temperature. It is applicable to vacuum packaging, vacuum freezing, automobile reparation, gas analysis, medicine mechanism, printing mechanism and other vacuum evacuations.
This kind of pump is widely used in food packaging, scientific research, medical treatment, electronics, chemicals, medicine and laboratory of universities and colleges.
|
Technical Specifications |
|
|
Model |
HP-295 |
|
Voltage |
220V/50HZ; 110V/60HZ |
|
Free air displacement |
60L/min |
|
Ultimate Vacuum |
700mmHg |
|
Power |
325w |
|
Dimension |
250x110x180mm |
|
Using the environment |
5-40ºC |
|
Voltage resistance strength |
1600V/50HZ 1min No breakdown |
|
N.W. |
6.5KG |
Detailed Photos
Packaging & Shipping
Packing Details : One pump in One plywood case
Delivery Details : 30 days after order confirmation
Standard package without original wood, no fumigation needed.
Company Profile
ZheZheJiang oto Pump Industrial Co., Ltd. is a professional pump manufacturer integrating R&D, manufacturing, sales and service as a whole, which has been certified by ISO9001 international quality management system.
Located in Xihu (West Lake) Dis.a Industrial Park, ZheJiang , CHINAMFG Pump Industrial possesses 2 manufacturing bases in ZheJiang and ZHangZhoug. Since our inception, CHINAMFG Pump Industrial has been committed to the innovation and development of various pumps. Our leading products include self-priming trash pump, centrifugal pump, submersible pump, diaphragm pump, vacuum pump, diesel pump, fire pump, etc.
FAQ
Q: Can I chat with you online? What is your company official website?
A: Yes.
Q: What type of company CHINAMFG is?
A: CHINAMFG is a manufacture and trading company, has factories in ZheJiang and ZHangZhoug, with export and import license.
Q: What kinds of pumps do you supply?
A: Our products including self-priming trash pump, centrifugal pump, diaphragm pump, submersible pump, chemical pump, oil pump, diesel pump, fire fighting pump, etc.
Q: What is your payment terms?
A: Alibaba Trade Assurance, Western Union, Paypal, T/T, L/C, etc.
Q: Can you provide OEM, ODM service?
A: Yes. We have factories in ZheJiang and ZHangZhoug, we can make products according to your requirements.
Q: Why should we buy from you?
A: We are committed to provide best quality products at minimum delivery time and competitive price. We believe this is what customer wants. We are satified until customers are.
Q: What is your warranty period?
A: We provide 1 year of unconditional warranty on our products for the manufacturing defects.
Q: What about delivery time?
A: Normally our production time is within 2 weeks. Please confirm before order.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Acting Form: | Single-Acting |
| Type: | Centrifugal Pump |
| Displacement: | Variable Pump |
| Performance: | No Leak |
| Samples: |
US$ 80/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
Where can individuals or businesses source small vacuum pumps for various applications?
Individuals and businesses looking to source small vacuum pumps for a wide range of applications have several options to consider. Here are common sources for acquiring small vacuum pumps:
1. Manufacturers and Authorized Dealers:
Contacting the manufacturers directly or their authorized dealers is often a reliable way to purchase small vacuum pumps. Manufacturers typically offer a wide selection of models and provide technical support. Authorized dealers can assist with product selection and may offer competitive pricing.
2. Industrial Suppliers:
Industrial supply companies and distributors often carry a variety of vacuum pumps. These suppliers cater to a range of industries, including manufacturing, research, and laboratories. They can provide competitive pricing and may offer bulk purchase discounts.
3. Laboratory Equipment Suppliers:
For those seeking vacuum pumps for laboratory or scientific applications, specialized laboratory equipment suppliers are a valuable resource. They offer pumps designed for precise and controlled vacuum needs.
4. Online Marketplaces:
Online marketplaces like Amazon, eBay, and Alibaba feature a wide array of small vacuum pumps from various manufacturers and sellers. Buyers can compare prices, read reviews, and often find both new and used pumps.
5. HVAC and Refrigeration Suppliers:
Heating, ventilation, air conditioning, and refrigeration (HVAC/R) suppliers may carry vacuum pumps suitable for HVAC system maintenance and refrigeration applications. These suppliers are often found locally.
6. Scientific and Research Institutions:
Scientific and research institutions occasionally sell surplus equipment, including vacuum pumps, through online auctions or specialized surplus equipment vendors.
7. Rental Services:
For short-term or occasional use, renting small vacuum pumps can be a cost-effective option. Equipment rental companies may offer various pump types for temporary applications.
8. Online Manufacturer Websites:
Visiting the official websites of vacuum pump manufacturers provides access to comprehensive product information, specifications, and contact details for sales and support.
9. Trade Shows and Exhibitions:
Attending industry-specific trade shows, exhibitions, and conferences can be an excellent opportunity to connect with manufacturers, distributors, and suppliers in person. It allows for hands-on product evaluation and networking.
10. Classified Ads and Auctions:
Classified advertisement websites and auction platforms may feature used vacuum pumps for sale. Buyers should exercise caution and thoroughly assess the condition of used equipment.
When sourcing small vacuum pumps, individuals and businesses should consider factors such as the pump’s specifications, warranty, customer support, and the reputation of the supplier or seller. It’s essential to choose a source that aligns with the specific requirements of the application and ensures the reliability and performance of the vacuum pump.
What safety precautions should be followed when using small vacuum pumps?
Working with small vacuum pumps involves potential risks, and it’s crucial to follow safety precautions to protect personnel, equipment, and the environment. Here are important safety measures to consider when using small vacuum pumps:
1. Read the Manual:
Always read and thoroughly understand the manufacturer’s operating manual for the specific vacuum pump you are using. The manual provides essential information on safe operation, maintenance, and troubleshooting.
2. Proper Ventilation:
Ensure that the area where the vacuum pump is operated is well-ventilated. Some pumps may produce fumes, heat, or exhaust gases that need proper ventilation to dissipate. Adequate ventilation also helps prevent overheating.
3. Personal Protective Equipment (PPE):
Wear appropriate PPE, including safety goggles, gloves, lab coats, or other protective clothing, depending on the nature of the materials or substances being handled and the risks involved.
4. Electrical Safety:
If the vacuum pump is electrically powered, ensure that the electrical connections and cords are in good condition. Use ground fault circuit interrupters (GFCIs) when working with electrical equipment in wet or damp environments.
5. Leak Detection:
Regularly check for vacuum system leaks using a leak detector or soapy water solution. Leaks can compromise the vacuum level and may release hazardous gases or vapors into the environment.
6. Gas Compatibility:
Verify that the vacuum pump and its components are compatible with the gases or substances being processed. Incompatible materials can lead to chemical reactions, contamination, or equipment damage.
7. Emergency Shut-Off:
Ensure that an emergency shut-off mechanism or switch is easily accessible. Familiarize yourself with its location and how to use it in case of an emergency or equipment malfunction.
8. Secure Positioning:
Properly secure the vacuum pump to prevent it from tipping over or falling during operation. Use mounting brackets or secure it to a stable surface as needed.
9. Training and Supervision:
Ensure that personnel operating the vacuum pump are adequately trained and supervised, especially in laboratory, industrial, or medical settings. Training should cover safe operation, emergency procedures, and equipment-specific protocols.
10. Pressure Relief:
Install pressure relief valves or mechanisms to prevent over-pressurization of the system. This is particularly important when handling gases or vapors that can generate excessive pressure.
11. Regular Maintenance:
Adhere to the recommended maintenance schedule for the vacuum pump. Proper maintenance helps prevent equipment failures and unsafe conditions.
12. Emergency Response:
Have an emergency response plan in place, including knowledge of how to shut down the vacuum pump and evacuate the area in case of a hazardous situation.
13. Labels and Signage:
Clearly label the vacuum pump and associated equipment with safety instructions, warnings, and hazard information. This helps remind users of proper procedures and potential risks.
Always prioritize safety when using small vacuum pumps, and be aware of the specific risks associated with your application. Following these precautions helps mitigate potential hazards and ensures the safe operation of the equipment.
How does the size of a vacuum pump affect its performance and capacity?
The size of a vacuum pump has a significant impact on its performance and capacity, and it is a crucial factor to consider when selecting a vacuum pump for a specific application. Here’s how size influences a vacuum pump’s characteristics:
1. Pumping Speed:
The pumping speed of a vacuum pump is a measure of how quickly it can remove gas from a vacuum chamber. Larger vacuum pumps typically have higher pumping speeds, meaning they can evacuate air from a volume more rapidly. This is especially important in applications where a quick vacuum is required, such as in industrial processes.
2. Ultimate Vacuum:
The ultimate vacuum level that a vacuum pump can achieve depends on its size and design. Larger pumps can typically attain lower pressures, making them suitable for applications that require a high vacuum, such as in semiconductor manufacturing or analytical instruments.
3. Flow Rate:
The size of a vacuum pump influences the volume of gas it can handle per unit of time. Larger pumps have higher flow rates and can process larger volumes of gas, which is essential in applications like vacuum drying and vacuum packaging.
4. Capacity for Gas Loads:
Some applications generate high gas loads due to outgassing or the need to maintain a specific pressure. Larger vacuum pumps have a greater capacity to handle these gas loads without a significant drop in vacuum level, ensuring stable and consistent performance.
5. Power Consumption:
Larger vacuum pumps may require more power to operate, which can impact energy costs. In contrast, smaller pumps are often more energy-efficient. Selecting the right size ensures that the pump matches the available power supply and budget constraints.
6. Footprint and Space Requirements:
The physical size of a vacuum pump affects the space it occupies. Smaller pumps are more compact and may be preferred when space is limited, such as in laboratory settings or mobile applications.
7. Noise Level:
Larger vacuum pumps can generate more noise due to their higher capacity and power requirements. Smaller pumps, on the other hand, tend to operate more quietly, making them suitable for applications where noise reduction is essential.
8. Maintenance and Serviceability:
The size of a vacuum pump can impact ease of maintenance. Smaller pumps may have simpler designs, leading to easier servicing and reduced downtime.
It’s crucial to choose a vacuum pump size that aligns with the specific requirements of your application. Oversized pumps can lead to unnecessary energy consumption and higher upfront costs, while undersized pumps may struggle to meet performance demands, leading to decreased efficiency.
Overall, the size of a vacuum pump should be carefully selected based on the application’s vacuum level, flow rate, and gas handling requirements to optimize performance and efficiency.
editor by Dream 2024-05-16
China supplier Desktop Circulating Water Vacuum Pump Mini Small vacuum pump for ac
Product Description
Product Description
SHZ-D(III) table type anti-corrosion circulating water vacuum pump is on basis of multiple purpose circulating water vacuum pump, considered from the small laboratory area, referred to Japanese table model pump, and make improvements of one-time molding shell and reduced volume. SHZ-D(III) table type anti-corrosion circulating water vacuum pump has features of small volume, light weight, beautiful appearance, double-meter and double-end air exhausting, four-meter and four-end, it’s a multiple purpose vacuum pump whose both sides are the same, which is not only convenient for teacher to demonstrate, but also for students to turn on/off from any side.
SHZ-D(III) table type anti-corrosion circulating water vacuum pump’s engine body has double tapping, can be single used or parallel used with 2 vacuum meter. Main engine is made from stainless steel movement and anti-corrosion movement. It embraces advantages of anti-corrosion, no pollution, low noise and convenient to move, can also add vacuum control valve according to client needs. SHZ-D(III) table type anti-corrosion circulating water vacuum pump enables 4 students to conduct chemical experiments at the same time, and shrank experiment space.
Product Features
Water-saving and recycling use. It is particularly suitable for tall building laboratory which is lack of water or insufficient water pressure. After testing in 1 working day, continuous use may save water more than 8 tons.
Multi-function application. Providing vacuum conditions, as well as circulating cooling water to the reaction device. Suction air hole can work alone or in parallel operation.
Corrosion resistant, free-pollution, stable performance, low noise and durable.
The water vacuum pumps use water as the working fluid, adopt fluidicsto form negative pressure. The motor is made of stainless steel or anti-corrosion material.
Our Advantages
The circulating water vacuum pump uses the rotation of the motor to drive the circulating water and extract the gas in the connecting system, which has achieved the purpose of gradually reducing the pressure in the system. At present, the circulating water pump is often used in the laboratory for decompression filtration and other operations.
- The water saving effect is obvious. Due to the water circulation operation, the water added to the water tank can be cycled back and forth, which overcomes the phenomenon of wasting a lot of water when the tap water method is directly vacuuming.
- Multifunctional comprehensive application. In addition to providing vacuum conditions, this machine can also automatically circulate water externally to provide circulating cooling water for the reaction device.
- Fashionable and easy to use.
- The machine is equipped with 5 suction nozzles, which can be used to pump air separately or observe the vacuum degree at the same time.
- Corrosion resistance, no pollution. The pump parts of this machine are made of stainless steel, and the water tank is made of ABS plastic. It is formed in 1 time and is not affected by corrosive substances such as acid and alkali.
Product Parameters
| Product Model | SHZ-DIII |
| Power | 370W |
| Power Supply | 220V |
| Flow | 40L/MIN |
| Head | 12M |
| Pump Head Material | Corrosion resistant |
| Pump Head | 4 pieces |
| Sucking Rate | 10L/MIN |
| Vacuum Degree | 0.098MPA |
| Volume | 15L |
| Dimension | 520mm*440mm*350mm |
Product Details
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Structure: | Rotary Vacuum Pump |
| Samples: |
US$ 179/Piece
1 Piece(Min.Order) | Order Sample |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
What Are the Advantages of Using Oil-Sealed Vacuum Pumps?
Oil-sealed vacuum pumps offer several advantages in various applications. Here’s a detailed explanation:
1. High Vacuum Performance: Oil-sealed vacuum pumps are known for their ability to achieve high levels of vacuum. They can create and maintain deep vacuum levels, making them suitable for applications that require a low-pressure environment. The use of oil as a sealing and lubricating medium helps in achieving efficient vacuum performance.
2. Wide Operating Range: Oil-sealed vacuum pumps have a wide operating range, allowing them to handle a broad spectrum of vacuum levels. They can operate effectively in both low-pressure and high-vacuum conditions, making them versatile for different applications across various industries.
3. Efficient and Reliable Operation: These pumps are known for their reliability and consistent performance. The oil-sealed design provides effective sealing, preventing air leakage and maintaining a stable vacuum level. They are designed to operate continuously for extended periods without significant performance degradation, making them suitable for continuous industrial processes.
4. Contamination Handling: Oil-sealed vacuum pumps are effective in handling certain types of contaminants that may be present in the process gases or air being evacuated. The oil acts as a barrier, trapping and absorbing certain particulates, moisture, and chemical vapors, preventing them from reaching the pump mechanism. This helps protect the pump internals from potential damage and contributes to the longevity of the pump.
5. Thermal Stability: The presence of oil in these pumps helps in dissipating heat generated during operation, contributing to their thermal stability. The oil absorbs and carries away heat, preventing excessive temperature rise within the pump. This thermal stability allows for consistent performance even during prolonged operation and helps protect the pump from overheating.
6. Noise Reduction: Oil-sealed vacuum pumps generally operate at lower noise levels compared to other types of vacuum pumps. The oil acts as a noise-damping medium, reducing the noise generated by the moving parts and the interaction of gases within the pump. This makes them suitable for applications where noise reduction is desired, such as laboratory environments or noise-sensitive industrial settings.
7. Versatility: Oil-sealed vacuum pumps are versatile and can handle a wide range of gases and vapors. They can effectively handle both condensable and non-condensable gases, making them suitable for diverse applications in industries such as chemical processing, pharmaceuticals, food processing, and research laboratories.
8. Cost-Effective: Oil-sealed vacuum pumps are often considered cost-effective options for many applications. They generally have a lower initial cost compared to some other types of high-vacuum pumps. Additionally, the maintenance and operating costs are relatively lower, making them an economical choice for industries that require reliable vacuum performance.
9. Simplicity and Ease of Maintenance: Oil-sealed vacuum pumps are relatively simple in design and easy to maintain. Routine maintenance typically involves monitoring oil levels, changing the oil periodically, and inspecting and replacing worn-out parts as necessary. The simplicity of maintenance procedures contributes to the overall cost-effectiveness and ease of operation.
10. Compatibility with Other Equipment: Oil-sealed vacuum pumps are compatible with various process equipment and systems. They can be easily integrated into existing setups or used in conjunction with other vacuum-related equipment, such as vacuum chambers, distillation systems, or industrial process equipment.
These advantages make oil-sealed vacuum pumps a popular choice in many industries where reliable, high-performance vacuum systems are required. However, it’s important to consider specific application requirements and consult with experts to determine the most suitable type of vacuum pump for a particular use case.
What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
What Industries Commonly Rely on Vacuum Pump Technology?
Vacuum pump technology finds applications in various industries where creating and controlling vacuum or low-pressure environments is crucial. Here’s a detailed explanation:
1. Manufacturing and Production: Vacuum pumps are extensively used in manufacturing and production processes across multiple industries. They are employed for tasks such as vacuum molding, vacuum packaging, vacuum degassing, vacuum drying, and vacuum distillation. Industries like automotive, aerospace, electronics, pharmaceuticals, and food processing rely on vacuum pump technology to achieve precise and controlled manufacturing conditions.
2. Chemical and Pharmaceutical: The chemical and pharmaceutical industries heavily rely on vacuum pumps for numerous applications. These include solvent recovery, vacuum filtration, vacuum drying, distillation, crystallization, and evaporation. Vacuum pumps enable these industries to carry out critical processes under reduced pressure, ensuring efficient separation, purification, and synthesis of various chemical compounds and pharmaceutical products.
3. Semiconductor and Electronics: The semiconductor and electronics industries extensively use vacuum pumps for manufacturing microchips, electronic components, and electronic devices. Vacuum pumps are crucial in processes such as physical vapor deposition (PVD), chemical vapor deposition (CVD), etching, ion implantation, and sputtering. These processes require controlled vacuum conditions to ensure precise deposition, surface modification, and contamination-free manufacturing.
4. Research and Development: Vacuum pump technology is integral to research and development activities across scientific disciplines. It supports experiments and investigations in fields such as physics, chemistry, materials science, biology, and environmental science. Vacuum pumps facilitate processes like freeze drying, vacuum distillation, vacuum evaporation, vacuum spectroscopy, and creating controlled atmospheric conditions for studying various phenomena.
5. Food and Beverage: The food and beverage industry relies on vacuum pumps for packaging and preservation purposes. Vacuum sealing is used to extend the shelf life of food products by removing air and creating a vacuum-sealed environment that inhibits spoilage and maintains freshness. Vacuum pumps are also used in processes like freeze drying, vacuum concentration, and vacuum cooling.
6. Oil and Gas: In the oil and gas industry, vacuum pumps play a role in various applications. They are used for crude oil vacuum distillation, vacuum drying, vapor recovery, gas compression, and gas stripping processes. Vacuum pumps help maintain optimal conditions during oil refining, gas processing, and petrochemical manufacturing.
7. Environmental and Waste Management: Vacuum pumps are employed in environmental and waste management applications. They are used for tasks such as soil vapor extraction, groundwater remediation, landfill gas recovery, and wastewater treatment. Vacuum pumps facilitate the removal and containment of gases, vapors, and pollutants, contributing to environmental protection and sustainable waste management.
8. Medical and Healthcare: The medical and healthcare sectors utilize vacuum pumps for various purposes. They are used in medical equipment such as vacuum-assisted wound therapy devices, vacuum-based laboratory analyzers, and vacuum suction systems in hospitals and clinics. Vacuum pumps are also used in medical research, pharmaceutical production, and medical device manufacturing.
9. Power Generation: Vacuum pumps play a role in power generation industries, including nuclear power plants and thermal power plants. They are used for steam condensation, turbine blade cooling, vacuum drying during transformer manufacturing, and vacuum systems for testing and maintenance of power plant equipment.
10. HVAC and Refrigeration: The HVAC (Heating, Ventilation, and Air Conditioning) and refrigeration industries rely on vacuum pumps for system installation, maintenance, and repair. Vacuum pumps are used to evacuate air and moisture from refrigerant lines and HVAC systems, ensuring optimal system performance and efficiency.
These are just a few examples of industries that commonly rely on vacuum pump technology. The versatility and wide-ranging applications of vacuum pumps make them indispensable tools across numerous sectors, enabling precise control over vacuum conditions, efficient manufacturing processes, and scientific investigations.
editor by Dream 2024-05-16
China wholesaler Hot Sale Oil Free Scroll Vacuum Pump Factory vacuum pump belt
Product Description
hot sale Oil free scroll vacuum pump factory
| Oil free scroll vacuum pump (LDVP1600) |
|
| Pumping speed | 1.2/1.6 m3/min |
| Rotate speed | 2650/3000 r/min |
| power | 2.2 kw |
| ultimate vacuum | Belt drive/Direct drive |
Silent: Low noise & Low Vibration: Silent operation and low vibration assure comfortable and quiet work space.
Clean: Clean Air 100% Oil-Free:Air exhausted from oil-type compressors contain oil, moisture and dust. Oil-free type compressors can supply clean air.
Safe: Safe Backup Function:Even if 1 air end fails, another air end automatically replaces it by jump control. Unmanned operation at night has become easy.
Easy: Easy to use Controls:High quality microcomputer is mounted. Maintenance monitor digitally displays operating conditions, warnings and cautions. Automatic power failures and reset function can be dealt with easily.
Smart: Compact and Smart design:There are no extruding handles on the back of machine. Its simple design and reduced installation space required allows it to fit well in any office.
Environment: Energy Saving
Multi-stage Control: Plural air ends are built into 1 compressor. Multi-stage control system activates in accordance with air consumption and selects optimum number of air ends required to achieve highest energy saving operation available.
Energy-saving Control System: When air consumption greatly fluctuates, selection of compressor control system makes a big difference on the energy consumption of your compressor
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Negotiation |
|---|---|
| Warranty: | Negotiation |
| Oil or Not: | Oil Free |
| Samples: |
US$ 1500/Piece
1 Piece(Min.Order) | Order Sample |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its job is to create a vacuum in a volume, usually one of several. There are several types of vacuum pumps, such as root pumps, diaphragm pumps, rotary piston pumps, and self-priming centrifugal pumps.
The diaphragm pump is a dry positive displacement vacuum pump
Diaphragm pumps are a versatile type of vacuum pump. They can be installed in a variety of scenarios including container emptying, positive suction, and simultaneous fluid mixing. Their performance depends on the stiffness and durability of the diaphragm, which in turn depends on the material.
They have good performance when running in dry mode. Diaphragm pumps work very similarly to the human heart, which is why they are often used to create artificial hearts. In addition, the diaphragm pump is self-priming and has high efficiency. They are also capable of handling the most viscous liquids and are used in almost all industries.
However, this type of pump has several disadvantages. One of them is that they are difficult to restart after a power outage. Another disadvantage is that they can generate a lot of heat. Fortunately, this heat is carried away by airflow. However, this heat builds up in the multistage pump. If this happens, the diaphragm or motor may be damaged. Diaphragm pumps operating in two or more stages should be fitted with solenoid valves to maintain vacuum stability.
Diaphragm pumps are a good choice for drying processes where hygiene is important. These pumps have check valves and rubber or Teflon diaphragms. Diaphragm pumps are also ideal for high viscosity applications where shear sensitivity is important.
Roots pumps are dry method centrifugal pumps
Roots pumps use a vane rotor pump with two counter-rotating vanes that move in opposite directions to move the gas. They are often the first choice for high-throughput process applications. Depending on the size and number of blades, they can withstand up to 10 Torr.
Centrifugal pumps have several advantages, including the ability to handle corrosive fluids and high temperatures. However, when choosing a pump, it is essential to choose a reputable manufacturer. These companies will be able to advise you on the best pump design for your needs and provide excellent after-sales support. Roots pumps can be used in a wide range of industrial applications including chemical, food, and biotechnology.
The Roots pump is a dry centrifugal pump whose geometry enables it to achieve high compression ratios. The screw rotors are synchronized by a set of timing gears that allow gas to pass in both directions and create a compressed state in the chamber. The pre-compressed gas is discharged through a pressure connection and cooled with water. Some pumps are also able to accept additional cooling gas, but this should be done with caution.
The size of the impeller plays an important role in determining the pump head. The impeller diameter determines how high the pump can lift the liquid. Impeller speed also affects the head. Since the head is proportional to the specific gravity of the liquid, the available suction pressure will be proportional to the density of the liquid. The density of water is about 1.2 kg/m3, and the suction pressure of the centrifugal pump is not enough to lift the water.
The rotary vane pump is a self-priming centrifugal pump
A rotary vane pump is a centrifugal pump with a circular pump head and a cycloid cam that supports the rotor. The rotor is close to the cam wall, and two side plates seal the rotor. Vanes in vane pumps are installed in these cavities, and the rotor rotates at high speed, pushing fluid in and out of the pump. The pump offers several advantages, including a reversible design and the ability to handle a wide variety of clean fluids.
Agknx Pumps manufactures a wide range of vane pumps that combine high performance, low cost, and easy maintenance. These pumps handle medium to high viscosity liquids up to 500 degrees Fahrenheit and 200,000 SSU.
The suction side of the rotary vane pump has a discharge port, and the valve prevents the backflow of the discharge air. When the maximum pressure is reached, the outlet valve closes to prevent the backflow of exhaust gas. The mechanical separation step separates the oil from the gas in the pump circuit and returns the remaining oil particles to the sump. The float valve then reintroduces these oil particles into the oil circuit of the pump. The gas produced is almost oil-free and can be blown out of a pipe or hose.
Rotary vane pumps are self-priming positive displacement pumps commonly used in hydraulic, aeration, and vacuum systems. Unlike gear pumps, rotary vane pumps can maintain high-pressure levels while using relatively low suction pressures. The pump is also very effective when pumping viscous or high-viscosity liquids. 
Rotary piston pumps are dry method positive displacement pumps
Rotary piston pumps are dry positive displacement pumps designed to deliver high-viscosity fluids. They are capable of pumping a variety of liquids and can run dry without damaging the liquid. Rotary piston pumps are available in a variety of designs. Some are single shafts, some are two shafts and four bearings.
Positive displacement pumps operate slower than centrifugal pumps. This feature makes the positive displacement pump more sensitive to wear. Piston and plunger reciprocating pumps are particularly prone to wear. For more demanding applications, progressive cavity, diaphragm or lobe pumps may be a better choice.
Positive displacement pumps are typically used to pump high-viscosity fluids. This is because the pump relies on a mechanical seal between the rotating elements and the pump casing. As a result, when fluids have low viscosity, their performance is limited. Additionally, low viscosity fluids can cause valve slippage.
These pumps have a piston/plunger arrangement using stainless steel rotors. Piston/piston pumps have two cavities on the suction side. The fluid then flows from one chamber to the other through a helical motion. This results in very low shear and pulsation rates. The pump is usually installed in a cylindrical housing.
Rotary vane pump corrosion resistance
Rotary vane vacuum pumps are designed for use in a variety of industries. They feature plasma-treated corrosion-resistant parts and anti-suck-back valves to help reduce the number of corrosive vapors entering the pump. These pumps are commonly used in freeze dryers, vacuum ovens, and degassing processes. The high flow rates they provide in their working vacuum allow them to speed up processes and reduce the time it takes to run them. Plus, they have energy-efficient motors and silent volume. <br/While rotary vane vacuum pumps are relatively corrosion resistant, they should not be used for aggressive chemicals. For these chemicals, the most suitable pump is the chemical mixing pump, which combines two types of pumps to improve corrosion resistance. If the application requires a more powerful pump, a progressive cavity pump (eg VACUU*PURE 10C) is suitable.
Oil seals used in rotary vane pumps are important to pump performance. The oil seal prevents corrosion of the aluminum parts of the rotary vane pump and prolongs the service life. Most rotary vane vacuum pumps have a standard set of components, although each component may have different oil seals.
Rotary vane vacuum pumps are the most common type of positive displacement pump. They provide quiet operation and long service life. They are also reliable and inexpensive and can be used in a variety of applications. 
Roots pumps are primarily used as a vacuum booster
Root vacuum pumps are mainly used as vacuum boosters in industrial applications. They need a thorough understanding of operating principles and proper maintenance to function properly. This course is an introduction to Roots vacuum pumps, covering topics such as pump principles, multi-stage pumps, temperature effects, gas cooling, and maintenance.
Roots pumps have many advantages, including compact and quiet operation. They do not generate particles and have a long service life. They also don’t require oil and have a small footprint. However, Roots pumps have several disadvantages, including relatively high maintenance costs and low pumping speeds near atmospheric pressure.
Root vacuum pumps are often used with rotary vane vacuum pumps. They work on the same principle, the air enters a conveying unit formed by two rolling pistons in the housing. The piston heads are separated from each other, and the air passes through the unit without being reduced until it is discharged. When the air in the next unit reaches a higher absolute pressure, it is expelled from the last unit.
Roots pumps can be classified as sheathed or sealed. Roots pumps with sealed motors are suitable for pumping toxic gases. They have less clearance between the stator and motor rotor and have a sealed tank.
editor by Dream 2024-05-16
China Standard Large Capacity Water Ring Vacuum Pump Series 2be for Sale vacuum pump electric
Product Description
Product Introduction:
2BE series water ring vacuum pumps and compressors are the basis of years of scientific research and production experience combined with international advanced technology developed energy-efficient products, usually used for suction without solid particles, insoluble in water, non-corrosive the nature of the gas, in order to form a vacuum in the airtight container and pressure. By changing the structural material, the working fluid can also be used for pumping corrosive gases or corrosive liquids. Widely used in papermaking, chemical, petrochemical, light industry, pharmaceutical, food, metallurgy, building materials, electrical appliances, coal washing, beneficiation, fertilizer and other industries.
| Model | Ultimate Pressure | Pumping speed | Rotary speed | Inlet diam | Outlet diam | Motor power | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| hpa | torr | M3/min | R/min | mm | mm | kw | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 2SK-1 | 46 | 35 | 1.5 | 29 Fax: Web:toncinfilter /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
How to check the vacuum pumpA vacuum pump is a machine that draws gas molecules from a volume and maintains a partial vacuum. Its main job is to create a relative vacuum within the stated capabilities. If your vacuum pump isn’t working properly, it may need service. Read on to learn more about the types of vacuum pumps and how to check them. Principle of industrial vacuum pumpIndustrial vacuum pumps are used in industrial processes that require vacuum. These pumps are designed to generate, improve and maintain vacuum. Learn about the different types of industrial vacuum technology. You can start by reading about the most common types of industrial vacuum pumps. These pumps can be used in a variety of industrial processes from cleaning to manufacturing. Types of vacuum pumpsThere are various types of vacuum pumps. Which one to choose should depend on the purpose of the pump and the degree of vacuum that must be achieved. It is mainly divided into three categories: rough vacuum or low vacuum, high vacuum and ultra-high vacuum. They all have varying degrees of scarcity. The higher the pressure, the fewer molecules per cubic centimeter. This in turn improves vacuum quality. Maintenance of vacuum pumpRegular maintenance is very important to ensure the long-term effective use of the vacuum pump. One way to ensure proper pump performance is to change the oil regularly. Pump oil may be contaminated by vapor condensation. To avoid this problem, close the inlet valve for 20 to 30 minutes before applying vacuum. It is also important to install an inlet cold trap to protect the pump from corrosive vapors. Signs of damage to the vacuum pumpA bad vacuum pump can cause a variety of automotive problems, including poor fuel economy, difficult braking, undercarriage oil leaks, and faulty air conditioning. If any of these problems occur, call a mechanic to check your vehicle’s vacuum pump. You can also check the air conditioner and brake pedal to see if they are working properly.
China supplier Medical and Lab Use 3cfm Silent Portable Oil Free Vacuum Pump with high qualityProduct Description
Product Parameter
Product Application
Our manufacturing process
Can Vacuum Pumps Be Used for Vacuum Furnaces?Yes, vacuum pumps can be used for vacuum furnaces. Here’s a detailed explanation: Vacuum furnaces are specialized heating systems used in various industries for heat treatment processes that require controlled environments with low or no atmospheric pressure. Vacuum pumps play a crucial role in creating and maintaining the vacuum conditions necessary for the operation of vacuum furnaces. Here are some key points regarding the use of vacuum pumps in vacuum furnaces: 1. Vacuum Creation: Vacuum pumps are used to evacuate the furnace chamber, creating a low-pressure or near-vacuum environment. This is essential for the heat treatment processes carried out in the furnace, as it helps eliminate oxygen and other reactive gases, preventing oxidation or unwanted chemical reactions with the heated materials. 2. Pressure Control: Vacuum pumps provide the means to control and maintain the desired pressure levels within the furnace chamber during the heat treatment process. Precise pressure control is necessary to achieve the desired metallurgical and material property changes during processes such as annealing, brazing, sintering, and hardening. 3. Contamination Prevention: By removing gases and impurities from the furnace chamber, vacuum pumps help prevent contamination of the heated materials. This is particularly important in applications where cleanliness and purity of the processed materials are critical, such as in the aerospace, automotive, and medical industries. 4. Rapid Cooling: Some vacuum furnace systems incorporate rapid cooling capabilities, known as quenching. Vacuum pumps assist in facilitating the rapid cooling process by removing the heat generated during quenching, ensuring efficient cooling and minimizing distortion or other unwanted effects on the treated materials. 5. Process Flexibility: Vacuum pumps provide flexibility in the type of heat treatment processes that can be performed in vacuum furnaces. Different heat treatment techniques, such as vacuum annealing, vacuum brazing, or vacuum carburizing, require specific pressure levels and atmospheric conditions that can be achieved and maintained with the use of vacuum pumps. 6. Vacuum Pump Types: Different types of vacuum pumps can be used in vacuum furnaces, depending on the specific requirements of the heat treatment process. Commonly used vacuum pump technologies include oil-sealed rotary vane pumps, dry screw pumps, diffusion pumps, and cryogenic pumps. The choice of vacuum pump depends on factors such as required vacuum level, pumping speed, reliability, and compatibility with the process gases. 7. Maintenance and Monitoring: Proper maintenance and monitoring of vacuum pumps are essential to ensure their optimal performance and reliability. Regular inspections, lubrication, and replacement of consumables (such as oil or filters) are necessary to maintain the efficiency and longevity of the vacuum pump system. 8. Safety Considerations: Operating vacuum furnaces with vacuum pumps requires adherence to safety protocols. This includes proper handling of potentially hazardous gases or chemicals used in the heat treatment processes, as well as following safety guidelines for operating and maintaining the vacuum pump system. Overall, vacuum pumps are integral components of vacuum furnaces, enabling the creation and maintenance of the required vacuum conditions for precise and controlled heat treatment processes. They contribute to the quality, consistency, and efficiency of the heat treatment operations performed in vacuum furnaces across a wide range of industries.
Can Vacuum Pumps Be Used for Soil and Groundwater Remediation?Vacuum pumps are indeed widely used for soil and groundwater remediation. Here’s a detailed explanation: Soil and groundwater remediation refers to the process of removing contaminants from the soil and groundwater to restore environmental quality and protect human health. Vacuum pumps play a crucial role in various remediation techniques by facilitating the extraction and treatment of contaminated media. Some of the common applications of vacuum pumps in soil and groundwater remediation include: 1. Soil Vapor Extraction (SVE): Soil vapor extraction is a widely used remediation technique for volatile contaminants present in the subsurface. It involves the extraction of vapors from the soil by applying a vacuum to the subsurface through wells or trenches. Vacuum pumps create a pressure gradient that induces the movement of vapors towards the extraction points. The extracted vapors are then treated to remove or destroy the contaminants. Vacuum pumps play a vital role in SVE by maintaining the necessary negative pressure to enhance the volatilization and extraction of contaminants from the soil. 2. Dual-Phase Extraction (DPE): Dual-phase extraction is a remediation method used for the simultaneous extraction of both liquids (such as groundwater) and vapors (such as volatile organic compounds) from the subsurface. Vacuum pumps are utilized to create a vacuum in extraction wells or points, drawing out both the liquid and vapor phases. The extracted groundwater and vapors are then separated and treated accordingly. Vacuum pumps are essential in DPE systems for efficient and controlled extraction of both liquid and vapor-phase contaminants. 3. Groundwater Pumping and Treatment: Vacuum pumps are also employed in groundwater remediation through the process of pumping and treatment. They are used to extract contaminated groundwater from wells or recovery trenches. By creating a vacuum or negative pressure, vacuum pumps facilitate the flow of groundwater towards the extraction points. The extracted groundwater is then treated to remove or neutralize the contaminants before being discharged or re-injected into the ground. Vacuum pumps play a critical role in maintaining the required flow rates and hydraulic gradients for effective groundwater extraction and treatment. 4. Air Sparging: Air sparging is a remediation technique used to treat groundwater and soil contaminated with volatile organic compounds (VOCs). It involves the injection of air or oxygen into the subsurface to enhance the volatilization of contaminants. Vacuum pumps are utilized in air sparging systems to create a vacuum or negative pressure zone in wells or points surrounding the contaminated area. This induces the movement of air and oxygen through the soil, facilitating the release and volatilization of VOCs. Vacuum pumps are essential in air sparging by maintaining the necessary negative pressure gradient for effective contaminant removal. 5. Vacuum-Enhanced Recovery: Vacuum-enhanced recovery, also known as vacuum-enhanced extraction, is a remediation technique used to recover non-aqueous phase liquids (NAPLs) or dense non-aqueous phase liquids (DNAPLs) from the subsurface. Vacuum pumps are employed to create a vacuum or negative pressure gradient in recovery wells or trenches. This encourages the movement and extraction of NAPLs or DNAPLs towards the recovery points. Vacuum pumps facilitate the efficient recovery of these dense contaminants, which may not be easily recoverable using traditional pumping methods. It’s important to note that different types of vacuum pumps, such as rotary vane pumps, liquid ring pumps, or air-cooled pumps, may be used in soil and groundwater remediation depending on the specific requirements of the remediation technique and the nature of the contaminants. In summary, vacuum pumps play a vital role in various soil and groundwater remediation techniques, including soil vapor extraction, dual-phase extraction, groundwater pumping and treatment, air sparging, and vacuum-enhanced recovery. By creating and maintaining the necessary pressure differentials, vacuum pumps enable the efficient extraction, treatment, and removal of contaminants, contributing to the restoration of soil and groundwater quality.
What Is the Purpose of a Vacuum Pump in an HVAC System?In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation: The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system. Here are the key reasons why a vacuum pump is used in an HVAC system: 1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system. 2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels. 3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency. 4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant. In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.
China wholesaler Dry Oil-Free Screw Vacuum Pump, High Vacuum Customizable, Explosion-Proof and Corrosion-Resistant, Small Air-Cooled Oil-Free Pump vacuum pump designProduct Description
Product Description Dry screw vacuum pump, is the use of a pair of screw, made in the pump shell synchronous high-speed reverse rotation of the effects of the suction and exhaust and suction device, 2 screw fine dynamic balancing correction, and is supported by bearings, is installed in the pump shell, between screw and screw has a certain gap, so the pump work, no friction between each other, smooth running, low noise, Working chamber without lubricating oil, therefore, dry screw pump can remove a lot of steam and a small amount of dust gas occasions, higher limit vacuum, lower power consumption, energy saving, maintenance-free and other advantages.Dry Oil-Free Air Cooling Screw Vacuum Pump ,This is an advanced and widely used vacuum pump at present, It is 1 of the best-selling products of our company. Our Advantages There is no medium in the working chamber, which can obtain a clean vacuum. There is no compression in the gas, suitable for extraction of coagulable gas. Can remove a lot of steam and a small amount of dust gas occasions. Screw material is high strength special material, material density, wear resistance, stable performance. No friction rotating parts, low noise. No oil consumption, no water. Pump gas directly discharged from the pump body, no pollution of water, no environmental pressure, more convenient gas recovery. It can be composed of oil-free unit with Roots pump and molecular pump.
Typical Use ——Oil and gas recovery. ——Biological medicine ——Food Processing —— Single crystal furnace Product Parameters
Characteristic Curve
Detailed Photos
General Manager Speech Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier. Company Profile ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems. New plant plHangZhou The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc. High precision machining equipment The company cooperates with many scientific research institutions and universities, such as ZheJiang University, China University of petroleum, ZheJiang Institute of mechanical design, etc.with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents.Our technology is leading, the product quality is stable, the product has a good reputation in China’s domestic market, is sold all over the country, and is exported to Europe, America, Africa, the Middle East and Southeast Asia,We adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style. Product quality wins consumer cooperation In shipment ISO 9001 /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
What are the cost considerations when purchasing or installing small vacuum pumps?When purchasing and installing small vacuum pumps, there are several cost considerations to keep in mind. These costs can vary based on factors such as the type of pump, application, and installation requirements. Here are key cost considerations: 1. Initial Purchase Cost: The initial purchase cost of the vacuum pump is a significant factor. Different types of small vacuum pumps come with varying price tags. For example, diaphragm and rotary vane pumps are generally more affordable than high-end scroll pumps or specialized pumps for specific applications. 2. Pump Type: The type of vacuum pump you choose will impact the cost. Oil-free pumps may be more expensive upfront but can reduce long-term maintenance and oil-related costs. 3. Application Requirements: The specific requirements of your application can affect costs. For instance, if your application demands a high vacuum level or precise control, you may need a more advanced and costly pump. 4. Maintenance Costs: Consider the long-term maintenance costs of the pump. Oil-lubricated pumps require regular oil changes and maintenance, which can add to the overall cost of ownership. Oil-free pumps generally have lower maintenance costs. 5. Installation Expenses: Installation costs may include labor, materials, and any necessary modifications to your equipment or facility. Some pumps may require specialized installation, especially in industrial or laboratory settings. 6. Operating Costs: Factor in the ongoing operating costs, such as electricity consumption. Energy-efficient pumps may have lower operational expenses over time. 7. Warranty and Service: Check the manufacturer’s warranty and the availability of service and spare parts. A longer warranty can provide cost savings by reducing repair expenses. 8. Life Cycle Costs: Consider the total cost of ownership over the pump’s expected lifespan. A higher upfront cost may be justified if it results in lower overall operating and maintenance costs. 9. Energy Efficiency: Energy-efficient pumps may have a higher initial cost but can lead to significant savings in energy bills over time. 10. Regulatory Compliance: Some industries or applications may require compliance with specific regulations or safety standards, which could add costs related to compliance testing and certification. 11. Customization: If your application requires customized features or configurations, be prepared for potential customization costs. 12. Spare Parts and Accessories: Consider the availability and cost of spare parts and accessories, as well as any additional components you may need for your specific application. It’s essential to perform a thorough cost analysis that takes into account both the initial purchase cost and the long-term operating and maintenance expenses. This analysis will help you make an informed decision when selecting a small vacuum pump that aligns with your budget and application requirements. Additionally, consult with manufacturers or suppliers to obtain detailed cost estimates and explore any available financing options or discounts that may apply to your purchase.
How do small vacuum pumps handle different types of materials or substances?Small vacuum pumps are versatile tools that can handle a wide range of materials and substances, both gaseous and liquid. Their ability to create and control vacuum levels makes them suitable for various applications. Here’s how small vacuum pumps handle different types of materials: 1. Gases and Vapors: Small vacuum pumps excel at removing gases and vapors from a closed system or chamber. They work by creating a pressure differential, with lower pressure inside the chamber than outside. This pressure difference causes gases to flow into the pump, where they are compressed or expelled. 2. Liquids: Some small vacuum pumps, like diaphragm pumps, can handle liquid transfer and filtration tasks. They create a vacuum to draw liquids through filters or into collection vessels. This capability is useful in applications such as vacuum filtration in laboratories. 3. Solids: While vacuum pumps primarily handle gases and liquids, they indirectly affect solids in some applications. For example, in vacuum drying processes, a vacuum pump removes moisture or solvents from solid materials by reducing the surrounding pressure, facilitating evaporation. 4. Contaminants and Particles: Small vacuum pumps can also handle contaminants and particles to some extent. Filters and traps can be integrated into the vacuum system to capture and remove particulate matter or contaminants from the gas or liquid being processed. 5. Biological Samples: In laboratory settings, small vacuum pumps are used for various biological sample handling tasks. They can be employed for vacuum aspiration in cell culture work, concentration of DNA or proteins, and filtration of biological fluids. 6. Airborne Pathogens: In medical environments, vacuum pumps are used in devices like suction units to safely and efficiently handle airborne pathogens, secretions, and fluids. The vacuum created by the pump aids in the removal of these materials from patients. 7. Chemicals and Hazardous Substances: When handling hazardous chemicals or substances, it’s crucial to select a vacuum pump that is compatible with the materials involved. Diaphragm pumps, for example, offer oil-free and chemically resistant operation, making them suitable for handling corrosive or reactive chemicals. 8. Refrigerants: In HVAC and refrigeration systems, small vacuum pumps are used to evacuate and degas refrigerant lines before charging the system. This helps ensure the efficient and reliable operation of refrigeration equipment. 9. Sample Manipulation: In scientific research and analytical applications, small vacuum pumps are used for precise sample manipulation. They can be employed to move and control the position of samples within a vacuum chamber or other controlled environments. Small vacuum pumps are chosen based on the specific requirements of the materials or substances being handled. Compatibility with the material, the required vacuum level, and the desired flow rate are some of the factors that influence the selection of the appropriate pump for a given application.
What are the advantages of using a small vacuum pump in specific applications?Small vacuum pumps offer various advantages in specific applications across multiple industries. These advantages make them valuable tools for achieving specific tasks efficiently. Here are some key advantages: 1. Portability: Small vacuum pumps are compact and lightweight, making them easy to transport and use in various locations. Their portability is especially beneficial for fieldwork, mobile applications, and situations where mobility is essential. 2. Precision and Control: Small vacuum pumps provide precise control over the vacuum level, allowing for accurate and controlled processes. This level of control is crucial in scientific research, medical procedures, and manufacturing applications requiring fine-tuned vacuum conditions. 3. Oil-Free Operation: Many small vacuum pumps, such as diaphragm pumps, operate without the need for oil lubrication. This oil-free operation is essential in applications where oil contamination is undesirable, such as in laboratories and cleanroom environments. 4. Low Maintenance: Compared to larger industrial vacuum systems, small vacuum pumps often have simpler maintenance requirements. They are designed for ease of use and may require less frequent servicing, reducing downtime and maintenance costs. 5. Energy Efficiency: Small vacuum pumps are energy-efficient, especially when equipped with features like variable speed drives (VSDs). VSDs allow the pump to adjust its speed based on demand, minimizing energy consumption and reducing operational costs. 6. Quiet Operation: Some small vacuum pumps, such as scroll pumps and diaphragm pumps, operate quietly. This characteristic is advantageous in environments where noise levels need to be minimized, such as in laboratories, medical facilities, and offices. 7. Versatility: Small vacuum pumps can be used in a wide range of applications, including vacuum filtration, rotary evaporation, sample concentration, and air sampling. Their versatility makes them suitable for diverse industries, from pharmaceuticals to electronics manufacturing. 8. Cost-Effectiveness: Small vacuum pumps are often more cost-effective than larger industrial vacuum systems. They offer a balance between performance and affordability, making them accessible to a broad range of users and applications. It’s important to note that the advantages of using small vacuum pumps are application-specific. To maximize the benefits, it’s essential to select the right type of pump that matches the requirements and constraints of the specific application.
China best 1/3 phase motor 110/220/380/460V dry oilless small electric air scroll vacuum pump with Great qualityProduct Description
Product Description GWSPS Oil free Scroll Vacuum Pump Working principle: Basic informations:
Safety Precautions: Technical Specifications
Features & Benefits
No oil clean vacuum.
Quality Control
CMM inspection system assures
Pump Testing
Applications
Analyzing instrument and device.
Food and drug industry.
Vacuum equipment.
Related Products
GWT25 Foreline Filter
GWS16 Exhaust Silencer
GWMMK300 Major Maintenance Kit
GWTSK300 Tip Seal Kit
Company Profile GEOWELL VACUUM CO.,LTD. is a HI-TECH enterprise in China dedicating in manufacturing, research and development, marketing of oil free scroll vacuum pumps and vacuum compressors since 2002. GEOWELL has been providing users and partners with premium quality products that are efficient and dependable, GEOWELL believe the integration of high performance and high reliability product and service will bring the highest value to both our customers and ourselves.
FAQ Q: How long can I get the feedback after we sent the inquiry? /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Are there any notable brands or manufacturers of reliable small vacuum pumps?Yes, there are several reputable brands and manufacturers known for producing reliable small vacuum pumps that are widely used in various industries and applications. Here are some notable brands in the world of small vacuum pumps: 1. Welch (Gardner Denver): Welch, a brand under the Gardner Denver umbrella, is well-regarded for its high-quality laboratory vacuum pumps. They offer a range of oil-free and oil-lubricated pumps designed for applications like filtration, aspiration, and rotary evaporation. 2. KNF Neuberger: KNF Neuberger specializes in diaphragm pumps and other small vacuum solutions. Their pumps are widely used in laboratory equipment, medical devices, and various industrial applications. 3. VACUUBRAND: VACUUBRAND is a leading manufacturer of laboratory vacuum pumps and systems. They offer a comprehensive range of oil-free and oil-lubricated pumps, as well as vacuum controllers and accessories. 4. Pfeiffer Vacuum: Pfeiffer Vacuum is known for its vacuum technology solutions, including compact and high-performance vacuum pumps. They serve a wide range of industries, including semiconductor manufacturing and research. 5. Edwards Vacuum: Edwards Vacuum provides vacuum and abatement solutions for various industries. Their small vacuum pumps are used in applications like analytical instruments and research equipment. 6. Gast Manufacturing (IDEX Corporation): Gast Manufacturing, part of the IDEX Corporation, offers a variety of small vacuum pumps and compressors. They are commonly used in medical devices, laboratory equipment, and environmental monitoring instruments. 7. Leybold: Leybold is a global manufacturer of vacuum pumps and systems for industrial and research applications. They offer a range of small vacuum pumps designed for efficiency and reliability. 8. Becker Pumps: Becker Pumps is known for its rotary vane vacuum pumps and compressors. Their compact and durable pumps are utilized in medical, laboratory, and industrial settings. 9. Agilent Technologies: Agilent Technologies provides vacuum solutions, including small vacuum pumps, for analytical instrumentation and scientific research. Their pumps are known for precision and performance. 10. Busch Vacuum Solutions: Busch Vacuum Solutions offers a wide range of vacuum pumps and systems for diverse industries, including pharmaceuticals, packaging, and laboratory applications. These brands have established a reputation for producing reliable and efficient small vacuum pumps. When selecting a vacuum pump for a specific application, it’s important to consider factors such as the pump’s compatibility with your requirements, technical specifications, and after-sales support offered by the manufacturer. Keep in mind that the suitability of a particular brand or model may vary depending on the application, so it’s advisable to consult with the manufacturer or a trusted supplier to choose the best small vacuum pump for your needs.
What factors should one consider when choosing a small vacuum pump for a specific task?Choosing the right small vacuum pump for a specific task is essential to ensure optimal performance and efficiency. Several factors should be taken into account when making your selection: 1. Vacuum Level Requirements: Determine the required vacuum level for your application. Some tasks may require a high vacuum level, while others can be accomplished with a lower vacuum. The pump’s ultimate vacuum capability should match your needs. 2. Flow Rate: Consider the volume of gas or air that needs to be evacuated or processed per unit of time. Choose a pump with an adequate flow rate to meet your application’s requirements. Insufficient flow can lead to slow or inefficient processes. 3. Type of Gas: Identify the type of gas or vapor you will be handling. Some gases may be corrosive, reactive, or incompatible with certain pump materials. Ensure that the pump you select is compatible with the gases involved in your task. 4. Contamination Sensitivity: If your application demands a clean and contamination-free vacuum environment, consider pumps that operate without oil lubrication, such as diaphragm or scroll pumps. These pumps are suitable for applications like analytical instruments and cleanroom environments. 5. Power Source: Determine the available power source for your pump. Small vacuum pumps can be electric, battery-powered, pneumatic, or even hand-operated. Choose a power source that aligns with your application’s requirements and availability. 6. Portability: If mobility is essential, opt for a compact and lightweight vacuum pump. Battery-powered or pneumatic pumps are often chosen for portable applications. Consider the size and weight of the pump relative to the device or equipment it will be integrated into. 7. Noise Level: Assess the noise level generated by the pump. Some small vacuum pumps operate quietly, which is advantageous in noise-sensitive environments like laboratories and medical facilities. Low-noise pumps are also suitable for handheld devices. 8. Maintenance Requirements: Consider the maintenance needs of the pump. Some pumps have simpler designs and require less frequent servicing. Evaluate factors such as filter replacement, lubrication, and ease of access for maintenance tasks. 9. Cost and Budget: Take into account your budget constraints. Small vacuum pumps come in a range of price points, so choose one that offers the best balance between performance and cost while meeting your specific requirements. 10. Environmental Considerations: Consider environmental factors, especially if your application is in a sensitive or regulated area. Assess energy efficiency, emissions, and any environmental certifications or standards that the pump may need to meet. 11. Application Specifics: Finally, closely examine the unique requirements of your specific task. Each application may have its own considerations, so tailor your choice to suit the precise demands of your project or process. By carefully evaluating these factors, you can select the most appropriate small vacuum pump for your specific task, ensuring that it performs efficiently and effectively.
What are small vacuum pumps, and what are their primary uses?Small vacuum pumps are compact, portable devices designed to create a vacuum or reduce air pressure within a confined space. They find application in various industries and scientific fields due to their versatility and efficiency. Here are the primary uses of small vacuum pumps: 1. Laboratory and Scientific Research: Small vacuum pumps are essential tools in laboratories for a wide range of applications, including:
2. Medical and Healthcare: In medical devices and healthcare settings, small vacuum pumps are used for applications like:
3. Manufacturing and Automation: Small vacuum pumps play a critical role in manufacturing processes, including:
4. HVAC and Refrigeration: In heating, ventilation, air conditioning (HVAC), and refrigeration systems, small vacuum pumps are utilized for evacuating and degassing refrigerant lines to ensure efficient and reliable operation. 5. Automotive Industry: In the automotive industry, small vacuum pumps are used in various systems, including power brakes and emission control systems. 6. Environmental Monitoring: Small vacuum pumps are used in environmental monitoring equipment to collect air or water samples for analysis. 7. Research and Development: Researchers and engineers use small vacuum pumps in R&D projects for tasks like material testing, surface coating, and vacuum chambers. Small vacuum pumps come in different types, including diaphragm pumps, rotary vane pumps, and piston pumps, each suited to specific applications. Their compact size, portability, and versatility make them indispensable tools in various fields.
China Standard Zjp High Pressure Booster Roots Vacuum Pump for PVD Coating vacuum pump oilProduct Description
Product Description ZJP Series Roots Vacuum Pump Overview
Feature (1)There is no touch between rotors, no need of oil lubrication. (2)Rotor has a good geometric symmetry, non-friction, low power consumption, smooth running, low noise, faster speed direct drive, small size, light weight, and large pumping speed. (3)There is no compressor phenomena like the vacuum pump in the pump cavity, therefore, no needs of exhaust valve and extract condensable vapour. (4)It can reach to ultimate vacuum in short time and low-cost. (5)The pump install valve on side to make sure its’ safe and reliable operation. (6)The pump have a high speed in the pressure range(1.3×1000~1.3pa),can exhaust gas fast, which make up for the fault that diffusion pump and oil seal pump with low speed in the pressure range(1.3×1000~1.3pa). This kind of pump is widely used to vacuum degassing refining in metallurgical industry, vacuum treatment of molten steel and heat treatment, etc, Food, Medicine, Motor manufacture industry, especially point out when the packing pump as two-stage liquid ring vacuum pump, it can extract the gas with a lot of steam, therefore, it suit to Distillation, evaporation, freezing, drying process… The type of this pump have : ZJP-30,ZJP-70,ZJP-150,ZJP-300,ZJP-600,ZJP-1200. ZJP-Roots booster pump (P means it have valve on side) 30/70/150/300/600/1200-means main pump speed are 30/70/150/300/600/1200L/S Specifications
Detailed Photos
Packaging & Shipping
Packing Details : One pump in One plywood case Standard package without original wood, no fumigation needed.
Company Profile
ZheZheJiang oto Pump Industrial Co., Ltd. is a professional pump manufacturer integrating R&D, manufacturing, sales and service as a whole, which has been certified by ISO9001 international quality management system. Located in Xihu (West Lake) Dis.a Industrial Park, ZheJiang , CHINAMFG Pump Industrial possesses 2 manufacturing bases in ZheJiang and ZHangZhoug. Since our inception, CHINAMFG Pump Industrial has been committed to the innovation and development of various pumps. Our leading products include self-priming trash pump, centrifugal pump, submersible pump, diaphragm pump, vacuum pump, diesel pump, fire pump, etc.
FAQ Q: Can I chat with you online? What is your company official website? Q: What type of company CHINAMFG is? Q: What kinds of pumps do you supply? Q: What is your payment terms? Q: Can you provide OEM, ODM service? Q: Why should we buy from you? Q: What is your warranty period? Q: What about delivery time? /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps: Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg). Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels: 1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level. 2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level. 3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level. 4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges. 5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level. It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system. In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges. \ What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation: Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include: 1. Drying and Evaporation: Vacuum pumps are employed in drying and evaporation processes within the pharmaceutical industry. They facilitate the removal of moisture or solvents from pharmaceutical products or intermediates. Vacuum drying chambers or evaporators utilize vacuum pumps to create low-pressure conditions, which lower the boiling points of liquids, allowing them to evaporate at lower temperatures. By applying vacuum, moisture or solvents can be efficiently removed from substances such as active pharmaceutical ingredients (APIs), granules, powders, or coatings, ensuring the desired product quality and stability. 2. Filtration and Filtrate Recovery: Vacuum pumps are used in filtration processes for the separation of solid-liquid mixtures. Vacuum filtration systems typically employ a filter medium, such as filter paper or membranes, to retain solids while allowing the liquid portion to pass through. By applying vacuum to the filtration apparatus, the liquid is drawn through the filter medium, leaving behind the solids. Vacuum pumps facilitate efficient filtration, speeding up the process and improving product quality. Additionally, vacuum pumps can aid in filtrate recovery by collecting and transferring the filtrate for further processing or reuse. 3. Distillation and Purification: Vacuum pumps are essential in distillation and purification processes within the pharmaceutical industry. Distillation involves the separation of liquid mixtures based on their different boiling points. By creating a vacuum environment, vacuum pumps lower the boiling points of the components, allowing them to vaporize and separate more easily. This enables efficient separation and purification of pharmaceutical compounds, including the removal of impurities or the isolation of specific components. Vacuum pumps are utilized in various distillation setups, such as rotary evaporators or thin film evaporators, to achieve precise control over the distillation conditions. 4. Freeze Drying (Lyophilization): Vacuum pumps are integral to the freeze drying process, also known as lyophilization. Lyophilization is a dehydration technique that involves the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. Vacuum pumps create a low-pressure environment in freeze drying chambers, allowing the frozen product to undergo sublimation. During sublimation, the frozen water or solvent directly transitions from the solid phase to the vapor phase, bypassing the liquid phase. Vacuum pumps facilitate efficient and controlled sublimation, leading to the production of stable, shelf-stable pharmaceutical products with extended shelf life. 5. Tablet and Capsule Manufacturing: Vacuum pumps are utilized in tablet and capsule manufacturing processes. They are involved in the creation of vacuum within tablet presses or capsule filling machines. By applying vacuum, the air is removed from the die cavity or capsule cavity, allowing for the precise filling of powders or granules. Vacuum pumps contribute to the production of uniform and well-formed tablets or capsules by ensuring accurate dosing and minimizing air entrapment, which can affect the final product quality. 6. Sterilization and Decontamination: Vacuum pumps are employed in sterilization and decontamination processes within the pharmaceutical industry. Autoclaves and sterilizers utilize vacuum pumps to create a vacuum environment before introducing steam or chemical sterilants. By removing air or gases from the chamber, vacuum pumps assist in achieving effective sterilization or decontamination by enhancing the penetration and distribution of sterilants. Vacuum pumps also aid in the removal of sterilants and residues after the sterilization process is complete. It’s important to note that different types of vacuum pumps, such as rotary vane pumps, dry screw pumps, or liquid ring pumps, may be utilized in pharmaceutical manufacturing depending on the specific requirements of the process and the compatibility with pharmaceutical products. In summary, vacuum pumps play a vital role in various stages of pharmaceutical manufacturing, including drying and evaporation, filtration and filtrate recovery, distillation and purification, freeze drying (lyophilization), tablet and capsule manufacturing, as well as sterilization and decontamination. By enabling efficient and controlled processes, vacuum pumps contribute to the production of high-quality pharmaceutical products, ensuring the desired characteristics, stability, and safety.
What Is a Vacuum Pump, and How Does It Work?A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation: A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump: 1. Sealed Chamber: The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space. 2. Inlet and Outlet: The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas. 3. Mechanical Action: The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose: – Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps. – Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps. – Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps. 4. Gas Evacuation: As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet. 5. Exhaust or Collection: Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application. 6. Pressure Control: Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range. 7. Monitoring and Safety: Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions. It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements. In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
