• Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
  • Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
  • Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
  • Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
  • Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
  • Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump

Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump

After-sales Service: Yes
Warranty: 1 Years
Oil or Not: Oil Free
Structure: Scroll Pump
Exhauster Method: a Pair of Vortex Plates
Vacuum Degree: Low Vacuum
Customization:
Manufacturer/Factory & Trading Company

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Liaoning, China
High Repeat Buyers Choice
More than 50% of buyers repeatedly choose the supplier
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  • Overview
  • Product Description
  • Technical Specifications
  • Features & Benefits
  • Quality Control
  • Applications
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
GWSP75
Work Function
Fore Pump
Working Conditions
Dry
Motor
1/3 Phase Motor
Standard or Nonstandard
Standard
Outlet Size
Kf16
Power Source
Electric
Color
Grey
Mechanical Seal
Clearance Sealed
Pressure
Low Pressure
Feature
No Oil, Low Noise
Customized Support
OEM, ODM
Certification
RoHS,CE, Eac, ISO9001 Certificated
Voltage
110/220/380/460V
Transport Package
Honeycomb Cardboard Box
Specification
450*260*296mm
Trademark
GEOWELL
Origin
Liaoning, China
HS Code
8414100090
Production Capacity
10000 Sets/Year

Product Description

 
Product Description

GWSP Oil free Scroll Vacuum Pump

Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust 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, one 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
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump

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
  Displacement 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
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
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


 
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
 
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
 
Quality Control
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
CMM inspection system assures
fixed tolarance on dimension&shape
Pump Testing
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Applications
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Analyzing instrument and device.
Spectroscopy/scanning electron microscopy.
Space environment simulation machine.
Helium Leak detector.
Mass spectrometer.
Cryopump regeneration.
Accelerators/synchrotrons.
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit
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.
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
Gwsp75 No Oil Back-Diffusion No Oil Mist Exhaust Scroll Vacuum Pump
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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