Shenyang Haipurui Vacuum Technology Co., Ltd.
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Rotary Vacuum Pump

The XD Series Vacuum Pump is a pioneering single-stage rotary vane vacuum pump celebrated for its uncomplicated structure, effortless operation, and easy maintenance. It is engineered to function continuously within a broad pressure range of 101325~10Pa (A), making it an indispensable piece of equipment for achieving vacuum in various applications.
Model |
XD-010 |
XD-021 |
XD-025 |
XD-040 |
XD-063 |
XD-100 |
XD-160 |
XD-202 |
XD-250 |
XD-302 |
Rated gas capacity m3/h |
10 |
21 |
25 |
40 |
63 |
100 |
160 |
202 |
250 |
302 |
Extreme pressure mbar |
0.1-0.5 |
Noise dB(A) |
61 |
62 |
62 |
64 |
65 |
66 |
65 |
72 |
81 |
83 |
Working tem. ºC |
81 |
82 |
82 |
83 |
84 |
85 |
65 |
72 |
81 |
83 |
Oil consumption L |
0.5 |
0.5 |
0.5 |
1.5 |
2 |
2 |
5 |
5 |
7 |
7 |
Allowable pressure of water vapor mbar |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
Water vapor extraction rate Kg/h |
0.15 |
0.3 |
0.3 |
0.6 |
1 |
1.6 |
2.5 |
4 |
4.5 |
5 |
Inlet thread inch |
Rp¾" |
Rp¾" |
Rp¾" |
Rp1¼" |
Rp1¼" |
Rp1¼" |
Rp2" |
Rp2" |
Rp2" |
Rp2" |
Rated motor power Kw |
0.37 |
0.75 |
1.1 |
1.1/1.5 |
1.5/2.2 |
2.2/3 |
4 |
4.5 |
5.5 |
7.5 |
Speed r/min |
1440 |
2880 |
2880 |
1440 |
1440 |
1440 |
1440 |
1440 |
1440 |
1440 |
Weight Kg |
17 |
18 |
18 |
48 |
58 |
72 |
157 |
157 |
195 |
211 |
Working Principle
1) Within the pump chamber, known as the stator, an eccentric rotor is skillfully positioned. It features three slots that allow the rotor to glide freely, ensuring efficient operation.
2) This rotor innovatively divides the interior space into three distinct chambers. As the rotor spins, the volumes of these chambers dynamically change.
3) Gas is ingeniously drawn into the intake chamber, where it undergoes compression and is then effectively expelled through the exhaust valve.
4) Oil is injected into the intake chamber to perform vital functions such as sealing, lubricating, and cooling. This oil is propelled by the compressed gas.
Upon entering the fuel tank, gravity assists in its initial separation. Smaller oil molecules are filtered and enter the exhaust filter, ensuring efficient operation.
The innovative circulation system guarantees that the collected oil is reintroduced into the pump chamber. A float valve meticulously controls this circulation, preventing atmospheric pressure issues when oil is absent.
Vacuum is strategically broken by allowing entry from the fuel tank to the suction side of the pump chamber.
5) The oil circulation mechanism relies on the pressure difference to ensure smooth operation.
Material Choice
1) The overcurrent component choices include advanced nickel phosphorus alloy or PTFE coating. For sealing, PTFE and labyrinth seals are employed.
The composite structure is meticulously designed to meet the rigorous demands of chemical engineering, manufacturing, and the pharmaceutical industry, providing resistance to corrosive environments.
2) Stainless steel (S304/S316L) is selected for overcurrent components, making them suitable for highly corrosive environments. The pump casing, partition, and rotor also boast stainless steel construction.
Should other materials be required, we are open to customization. Please reach out via email for inquiries.
All spare parts are sourced from renowned export brands, ensuring unparalleled quality.
More Pictures
Shenyang Haipurui Vacuum Technology Co., Ltd. is a dynamic high-tech enterprise focused on the development of innovative solutions. We specialize in the R&D, design, manufacturing, sales, and service of vacuum pumps and complete vacuum equipment. With expansive land covering 20 acres and a modern plant of 7,000m, we boast a team of seasoned experts in the vacuum industry. By integrating cutting-edge vacuum technology with real-world user needs, we continually enhance product designs and applications to deliver optimal solutions for diverse industry applications. Our company has achieved ISO9001 quality management certification and holds numerous patents and software copyrights, demonstrating our commitment to excellence in product and service quality.
Our product portfolio primarily includes two main categories:
The first category comprises vacuum obtaining equipment, including vacuum pumps, 2BV, 2BE, SK, 2SK series liquid ring vacuum pumps and compressors, SY, 2SY series liquid ring compressors, ZJ series Roots vacuum pumps, LGB series screw vacuum pumps, as well as XD, 2XZ, 2X series rotary vane vacuum pumps, and WLW reciprocating vacuum pumps.
1.Are you a factory or trading company?
We are a factory and we have professional team of workers,Designers and inspectors.
2.Do you accept custom?
Of course.We have professional teams who make your designs,photos,imagines and OEM orders into real production.
3.What's your shipping terms?
If you need to ship by air,we can use DHL,UPS,FedEx,TNT or EMS.If you need to ship by sea,we have many good forwarders to work with,they can provide the best price for you.
4.Whats your payment terms?
Until now , we can accept TT.LC.
5.What information do you need to offer a quotation?
Pump Capacity: m³/h or L/S
Voltage: V
Frequency: Hz
Any questions,pls feel free back to us.
We also have other kinds of roots vaccum pump. pls back to us our shownroom.
For big power roots vacuum pump , pls click here.