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

The 2XZ series vacuum pump is an essential tool for efficiently removing gases from sealed containers. This versatile pump can function independently or serve as a pre-pump for various advanced systems, including booster pumps, diffusion pumps, molecular pumps, maintenance pumps, and titanium pumps. It finds applications across multiple industries such as the manufacturing of electric vacuum containers, vacuum welding, printing, photographic plate making, food packaging, vacuum forming, refrigeration equipment maintenance, along with being an integral component in instrument and meter equipment matching and laboratory testing.
The pump is designed to operate continuously for up to 2 hours under high vacuum conditions, maintaining optimal performance within an ambient temperature span of 5 ºC to 40 ºC and an inlet pressure limit of ≤ 1330Pa. For enhanced durability and efficiency,
it is crucial to avoid operating beyond 3 minutes when the inlet pressure is ≥ 1330Pa, ensuring the longevity and reliability of the pump.
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) The eccentric rotor, ingeniously installed within the pump chamber (stator), features three slots enabling the rotor to glide smoothly.
2) With its meticulous design, the rotor segments the internal space into three chambers, their volumes dynamically adjusting as the rotor spins.
3) Gas entering through the intake chamber is skillfully compressed and discharged through the exhaust valve, maintaining a seamless flow.
4) Injected oil within the intake chamber serves multiple functions, including sealing, lubricating, and cooling. The oil, propelled by compressed gas,
undergoes gravitational separation upon entering the fuel tank. The smaller oil molecules advance to the exhaust filter, ensuring minimal waste.
The circulation system guarantees the recycled oil returns to the pump chamber, with a float valve precisely controlling the flow, thereby preventing atmospheric pressure when devoid of oil in the collection system.
This mechanism effectively sustains the vacuum by directing oil back to the pump chamber from the fuel tank.
5) The oil circulation system is adeptly maintained through pressure differentials, ensuring efficient operation.
For specialized applications, the product can be modified to an explosion-proof variant, making it ideal for use in sectors like petroleum, chemical processing, mining, pharmaceuticals, oil depots, gas stations, liquefied gas facilities, gas pipeline stations, and aerospace industries.
For added security, users can install an inflatable electromagnetic pressure differential vacuum valve at the pump's inlet. This feature automatically activates to cut off the vacuum system and inject air into the pump chamber if the pump stops or loses power unexpectedly, thus preventing oil backflow and contamination of the vacuum system.
We offer material customization options to meet specific needs. For alternative material requests, please reach out to us via email.
All spare parts are sourced from top-tier international brands, assuring unparalleled quality and performance.
More pictures
Shenyang Haipurui Vacuum Technology Co., Ltd. is a beacon of innovation. As a distinguished high-tech enterprise, we specialize in pioneering new advancements. Our company is dedicated to vacuum pump technology, offering comprehensive R&D, design, manufacturing, sales, and service solutions. Situated on an expansive 20-acre estate with a state-of-the-art 7,000 square meter facility, we employ a team of seasoned technical experts who are veterans in the vacuum industry. By leveraging the latest vacuum technology and aligning with user-specific needs, we consistently enhance our product design and application. This commitment ensures we deliver exceptional solutions for diverse industrial vacuum applications. Certified by the ISO9001 quality management system, our company boasts an impressive array of patents and software copyrights. Our relentless pursuit of innovation empowers us to elevate product and service quality continuously.
The company's diverse product range primarily encompasses two distinct categories:
Firstly, our vacuum obtaining equipment includes a range of cutting-edge technologies such as the 2BV, 2BE, SK, 2SK series liquid ring vacuum pumps and compression machines. We provide SY and 2SY series liquid ring compressors, alongside the powerful ZJ series Roots vacuum pump and LGB series screw vacuum pump. Our offerings are completed with the XD, 2XZ, 2X series rotary vane vacuum pumps and the versatile WLW reciprocating vacuum pump, catering to diverse industrial needs.
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.