China high quality No oil clean vortex pump GWSP75 small Portable electric dry oilless oil free air lab scroll vacuum pump vacuum pump

Product Description

 

Product Description

GWSP Oil free Scroll Vacuum Pump

Working principle:
GWSP oil free scroll vacuum pump is constructed with pump head assembly, crank pin assembly, bracket assembly, air flush assembly,and exhaust valve assembly.Two spiral cylinders, 1 offset and orbiting against the other fixed with an offset of 180° to form several crescent-shaped pockets of different sizes. By means of an eccentric drive, the orbiting scroll is made to orbit about the fixed scroll, reducing the volume of the pockets and compressing gas from outside towards the inside thereby pumping the gas from vacuum chamber.

Basic informations:
1) Model: GWSP75 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 8.0Pa/0.08 mbar (abs.)
3) Max suction capacity: 50Hz-1.0L/s 60Hz-1.2L/s

Safety Precautions:
The GWSP series oil free scroll vacuum pumps are suitable for clean processes only.
Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles.GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances.
Be sure the inlet gas temperature must be lower than 122 °F.
 

Technical Specifications

 

  Model GWSP40 GWSP75 GWSP150 GWSP300 GWSP600 GWSP1000
  Pumping Speed 50Hz l/s 0.5 1.0  2.0  4.3 8.7 16.6
m3/h 1.8 3.6 7.2 15.5 31.3 59.8
cfm 1.1 2.1 4.3 9.3 18.7 35.8
60Hz l/s 0.6 1.2 2.4 5.1 10.4 20.0 
m3/h 2.2 4.3 8.6 18.3 37.4 71.6
cfm 1.3 2.5 5.1 10.9 22.3 42.8
  Ultimate Pressure Torr   ≤1.1*10-1   ≤6.0*10-2   ≤4.5*10-2   ≤1.9*10-2   ≤7.5*10-3   ≤7.5*10-3
psi   ≤2.2*10-3   ≤1.2*10-3   ≤9.0*10-4   ≤3.8*10-4   ≤1.5*10-4   ≤1.5*10-4
Pa   ≤15   ≤8   ≤6   ≤2.6   ≤1   ≤1
mbar   ≤1.5*10-1   ≤8.0*10-2   ≤6.0*10-2   ≤2.6*10-2   ≤1.0*10-2   ≤1.0*10-2
  Noise Level dB(A)   ≤54   ≤57   ≤57   ≤60   ≤61   ≤65
  Leakage mbar·l/s 1*10-7
  Max. Inlet/Exhaust Pressure MPa 0.1 / 0.13
  Ambient Operation Temp. ºF 41~104
  Motor 1 phase Power kW 0.25 0.55 0.55 0.55 0.75
Voltage V   110~115 (60Hz),200~230 (50Hz)
Speed rpm 1425(50Hz),1725(60Hz)
Plug   North America, Europe, UK/Ireland, India
  Motor 3 phase Power kW 0.55 0.55 0.55 0.75 1.5
Voltage V 200~230 or 380~415 (50Hz),200~230 or 460 (60Hz)
Speed rpm      1425 (50Hz),1725 (60Hz)
  Inlet/Exhaust Flange   KF25/KF16 KF40/KF16 KF40/KF16*2
  Dimensions 1 phase mm 326*212*253 450*260*296 455*260*296 493*297*334 538*315*348
3 phase mm 450*260*296 455*260*296 493*297*334 538*315*348 576*450*402
  Net Weight 1 phase kg 15 21 22 29 36
3 phase kg 20 21 28 31 54
  Cooling Type   Air cooled
  Others   With air flush

Features & Benefits

No oil clean vacuum.
No oil back-diffusion, no oil mist exhaust, provide clean vacuum environment
Wide product lineup.
Pumping speed covers 3~60 m3 /h, limited vacuum level 1~8 Pa
Suitable for all type of power supply around the world.
110/220/380/460V, 50/60Hz for choose
Low vibration, low noise.
57~65 dB(A), smooth operation
High efficiency, ease of maintenance.
No water cooled, no oil lubricated, no daily maintenance

 

 

 

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Analyzing instrument and device.
Spectroscopy/scHangZhou electron microscopy.
Space environment simulation machine.
Helium Leak detector.
Mass spectrometer.
Cryopump regeneration.
Accelerators/synchrotrons.

Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.

Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit

 

Related Products

 

GWT25 Foreline Filter
Performance: Filter out the dust particles contained in the intake gas.
Application: Vacuum coating, food and drug processing, ceramic and glass manufacturing, vacuum CHINAMFG and vacuum packaging systems.

GWS16 Exhaust Silencer
Performance: Reduce exhaust noise from oil-free vacuum systems.
Application: Installation of oil free scroll vacuum pumps requires a quiet vacuum system.

GWMMK75 Major Maintenance Kit
Performance: Prolong the service life of the product.
Application: For the major maintenance of oil free scroll vacuum pump GWSP75.

GWTSK75 Tip Seal Kit
Performance: Prolong the service life of the product.
Application: For the scheduled maintenance of oil free scroll vacuum pump GWSP75.

 

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?
A: We will reply you within 12 hours in working day.
Q: Are you direct manufacturer?
A: Yes, we are direct manufacturer with factory and international department; we manufacture and sell all our products by ourselves.
Q: When can you delivery the product to us?
A: Since we are a factory with large warehouse, we have abundant products in store, so we can delivery within 7 days after get your deposit.
Q: Can I add logo to the products?
A: Of course, but we usually have quantity requirement. You can contact with us for details.
Q: How to guarantee the quality and after sales service of your products?
A: We conduct strict detection during production from raw material come in to product delivering shipment. Every product must go through 4 steps inspection from casting, machining, assembling, and performance testing within our factory before shipment, also intact packaging test are insured.
Q: What is your warranty term?
A: There is a 12 months warranty for our export products from the date of shipment. If warranty has run out, our customer should pay for the replacement part.
Q: Is the sample available?
A: Yes, usually we send our samples by Fedex, DHL, TNT, UPS, EMS, SF, Depon, it will take around 3 to 4 days for our customer receive them, but customer will charge all cost related to the samples, such as sample cost and air freight. We will refund our customer the sample cost after receiving the order.

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After-sales Service: Yes
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Scroll Pump
Exhauster Method: a Pair of Vortex Plates
Vacuum Degree: Low Vacuum
Customization:
Available

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small vacuum pump

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.

small vacuum pump

What are the noise levels associated with small vacuum pump operation?

Noise levels in small vacuum pump operation can vary depending on several factors, including the type of pump, its size, and the specific application. Here’s a general overview of noise levels associated with different types of small vacuum pumps:

1. Diaphragm Pumps:

Diaphragm pumps are known for their relatively low noise levels. They typically operate quietly, making them suitable for applications where noise is a concern, such as laboratory equipment and medical devices.

2. Scroll Pumps:

Scroll pumps are another type of vacuum pump that operates quietly. Their design minimizes noise, and they are often used in noise-sensitive environments like research laboratories.

3. Rotary Vane Pumps:

Rotary vane pumps, while efficient, can produce moderate noise levels during operation. The noise generated depends on the pump’s size and speed. In industrial settings, soundproofing measures may be necessary.

4. Piston Pumps:

Piston pumps can produce noticeable noise, particularly in larger models. Their reciprocating motion can result in higher noise levels compared to other pump types. Proper sound insulation or remote installation may be required in some cases.

5. Pneumatic Pumps:

Pneumatic vacuum pumps, driven by compressed air, tend to be relatively quiet during operation. Noise levels can vary based on the design and size of the pneumatic system used.

6. Oil-Free Pumps:

Vacuum pumps that operate without oil tend to be quieter. Oil-free pumps eliminate the noise associated with oil lubrication systems. They are often used in noise-sensitive applications.

7. Application-Specific Variations:

Noise levels can also be influenced by the specific application and how the vacuum pump is integrated into the system. Proper installation, soundproofing enclosures, and vibration isolation can help reduce noise levels further.

8. Regulatory Compliance:

In some industries, such as healthcare, there may be regulatory requirements for noise levels in equipment. Vacuum pumps used in medical devices must comply with noise regulations to ensure patient comfort and safety.

To assess the noise level of a specific small vacuum pump, you should refer to the manufacturer’s specifications, which typically provide information on sound emissions in decibels (dB) at various operating conditions. This information can help you choose the most suitable pump for your application and implement noise mitigation measures as needed.

In summary, noise levels associated with small vacuum pump operation can vary, but many types of small vacuum pumps, such as diaphragm and scroll pumps, are known for their relatively low noise levels. It’s important to consider the specific pump type, size, and application requirements when evaluating noise concerns and implementing noise reduction strategies.

small vacuum pump

Can you explain the different types of small vacuum pumps available in the market?

Certainly, there are several types of small vacuum pumps available in the market, each with unique working principles and applications. Here are some of the most common types:

1. Diaphragm Vacuum Pumps:

Diaphragm vacuum pumps use a flexible diaphragm that moves up and down to create suction. These pumps are oil-free, making them ideal for applications where contamination from lubricants is a concern, such as in laboratories. They are commonly used in vacuum filtration, sample concentration, and scientific research.

2. Rotary Vane Vacuum Pumps:

Rotary vane vacuum pumps operate by using vanes that rotate inside a cylindrical chamber. As the vanes move, they create a vacuum by trapping and compressing gas. These pumps are known for their high efficiency and reliability. They are used in applications like rotary evaporation, HVAC systems, and industrial processes.

3. Piston (Reciprocating) Vacuum Pumps:

Piston vacuum pumps use a piston-cylinder arrangement to create a vacuum. They are often found in smaller, portable units and are suitable for applications requiring intermittent or continuous vacuum, such as refrigeration evacuation, air sampling, and medical devices.

4. Scroll Vacuum Pumps:

Scroll vacuum pumps consist of two interleaved spiral scrolls that move in opposite directions. This design generates a series of crescent-shaped pockets, trapping and compressing gas as they move. Scroll pumps are known for their quiet operation and are used in applications like semiconductor manufacturing, analytical instruments, and vacuum ovens.

5. Venturi Vacuum Pumps:

Venturi vacuum pumps operate using the Venturi effect, where a high-speed fluid (usually air or gas) creates a vacuum when passing through a constriction. These pumps are simple and compact, making them suitable for portable and lightweight applications like vacuum pick-and-place systems and vacuum grippers.

6. Turbomolecular Vacuum Pumps:

Turbomolecular vacuum pumps are high-speed pumps that use rotating blades to capture and accelerate gas molecules out of the vacuum chamber. They are capable of achieving very high vacuum levels and are used in ultra-high vacuum applications, such as electron microscopy, mass spectrometry, and semiconductor manufacturing.

Choosing the right type of small vacuum pump depends on factors such as the required vacuum level, flow rate, contamination sensitivity, and application-specific requirements. It’s essential to consider these factors when selecting a vacuum pump to ensure it meets your needs effectively.

China high quality No oil clean vortex pump GWSP75 small Portable electric dry oilless oil free air lab scroll vacuum pump   vacuum pump	China high quality No oil clean vortex pump GWSP75 small Portable electric dry oilless oil free air lab scroll vacuum pump   vacuum pump
editor by Dream 2024-05-09