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DV double stage rotary vane vacuum pump is the basic vacuum equipment of pumping gas from closed container, which take the advantages of compact structure, small size, light-weight, low noise, low vibration etc. It not only independent use, but as the backing pump of the booster pump, diffusion pump, molecular pump. Pumping speed range is 4-90m3/h, the user can adjust as needs.
Company Name :
Shanghai AFAPA Vacuum Equipment Co., ltd.Brand :
AFAPAAfaPa Vacuum founded in 2004, is one of leading manufacturer of dry (oil-free) and eco-friendly vacuum pumps in China.
The company is a high-tech enterprise led by senior managers, engaged in the manufacturing and R&D of vacuum pumps, engineering and technical services withthe most up to date advanced technologies. Currently, the company owns nearly twenty patents and has gainedthe certification of CE and ISO9000 quality management system.
Our Enterprise Purpose:
1). Green Vacuum: eco-friendly vacuum technology.
2). Professional Vacuum: performed by engineers team.
3). Vacuum solution: provider of technology.
AfaPa company has its sales and service center in Shanghai and has established two bases in Yangzhou and Yancheng, Jiangsu Province.
AfaPa owns high-precision production equipment such as variety of CNC, and has high performance testing equipment such as 3D measuring machine, helium mass spectrometer vacuum leak detector, comprehensive test platform etc.
AfaPa company has good reputation among our customers at home and abroad.
①DPS Air-cooled Dry Compound Screw Vacuum Pump
First Air Cooled Dry Variable Pitch Screw Vacuum Pump
DPS dry compound screw vacuum pump is the innovation and development of AfaPa’s products, using the fifth generation of compound variable pitch screw technology (30% energy saving, low exhaust temperature), with high efficiency, energy saving, environmental protection, lightweight, easy operation, reliable performance characteristics. It will be main developing trend of the vacuum pump in future.
②DCP Dry Claw Vacuum Pump
DCP Vacuum Pump is a high cost-effective environmental protection vacuum pump by self-dependent innovation and develop,which base on numerous foreign vacuum pump.
③DPSB Dry Screw Vacuum Pump (System) with Box
DPSB dry screw vacuum pump(system) with box is a new type vacuum system, it is designed and developed as customer requirements, including vacuum pump, frequency conversion governor, digital display vacuum gauge, cooling fan, metal frame, metal plate and other related components.
Applications
DV pump widely used in vacuum smelting of metallurgy, machinery, electronics, semiconductors, refrigeration, chemical, petroleum, medicine, vacuum coating, vacuum heat treatment, vacuum drying, meteorological analysis, physical and chemical test.
Features
· High ultimate vacuum, can continue work under high vacuum sates.
· Oil lubricated, exhaust oil vapor collection, preventing oil return device.
· Gas shock valve, draining out less water.
Technical Specifications
|
Model
|
Unit
|
DV04
|
DV08
|
DV16
|
DV20
|
DV30
|
DV54
|
DV90
|
|
Pumping Speed
|
m(3)/h
|
4
|
8
|
16
|
21
|
30
|
54
|
90
|
|
L/S
|
1
|
2
|
4
|
6
|
8
|
15
|
25
|
|
|
Ultimate Partial Vacuum
|
Pa
|
4×10(-2)
|
4×10(-2)
|
4×10(-2)
|
4×10(-2)
|
4×10(-2)
|
4×10(-2)
|
4×10(-2)
|
|
Ultimate Total Vacuum
|
Pa
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
|
Noise
|
dB
(A)
|
65
|
65
|
66
|
68
|
70
|
70
|
72
|
|
Inlet Size
|
mm
|
φ20
|
KF25/φ30
|
KF25/φ30
|
KF40
|
KF40
|
KF40
|
KF50
|
|
Oil Filling
|
L
|
0.7
|
1
|
1.2
|
2
|
3
|
4
|
5
|
|
Voltage
|
V
|
380/220
|
380/220
|
380/220
|
380
|
380
|
380
|
380
|
|
Motor Power
|
Kw
|
0.25
|
0.37
|
0.55
|
0.75
|
1.1
|
1.5
|
2.2
|
|
Motor Speed
|
rpm
|
1400
|
1400
|
1400
|
1400
|
1400
|
1400
|
1400
|
|
N.W/G.W
|
Kg
|
17/18
|
20/22
|
22/24
|
40/50
|
60/70
|
75/86
|
85/98
|
|
Dimensions
（LXWXH）
|
CM
|
47x17X26
|
52×17×29
|
57×17×29
|
57×20×35
|
65×24×43
|
70×24×43
|
77×24×43
|
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