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

The 2XZ series vacuum pump stands as a cornerstone in gas removal technology, adept at evacuating sealed containers in various scenarios. Utilizable as a standalone unit or as a precursor to booster, diffusion, molecular, maintenance, and titanium pumps, it finds applications across a spectrum of industries. From the creation of electric vacuum containers and vacuum welding to printing, photographic plate making, food packaging, vacuum forming, refrigeration maintenance, and laboratory testing - its versatility is unmatched.
Engineered for robust performance, the pump is designed to operate continuously under high vacuum conditions for up to 2 hours, within an ambient temperature range of 5 ºC to 40 ºC, and an inlet pressure ≤ 1330Pa. Should the suction port pressure differ,
When operating under conditions ≥ 1330Pa, the pump's runtime is restricted to no more than 3 minutes to ensure optimal safety and efficiency.
Model |
XD-010 |
XD-021 |
XD-025 |
XD-040 |
XD-063 |
XD-100 |
XD-160 |
XD-202 |
XD-250 |
XD-302 |
Rated flow m3/h |
10 |
21 |
25 |
40 |
63 |
100 |
160 |
202 |
250 |
302 |
Ultimate pressure mbar |
0.1-0.5 |
Noise dB(A) |
61 |
62 |
62 |
64 |
65 |
66 |
65 |
72 |
81 |
83 |
Working temperature ºC |
81 |
82 |
82 |
83 |
84 |
85 |
65 |
72 |
81 |
83 |
Oil L |
0.5 |
0.5 |
0.5 |
1.5 |
2 |
2 |
5 |
5 |
7 |
7 |
Steam allowable pressure mbar |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
40 |
Steam extraction rate Kg/h |
0.15 |
0.3 |
0.3 |
0.6 |
1 |
1.6 |
2.5 |
4 |
4.5 |
5 |
Air intake thread inch |
Rp¾" |
Rp¾" |
Rp¾" |
Rp1¼" |
Rp1¼" |
Rp1¼" |
Rp2" |
Rp2" |
Rp2" |
Rp2" |
Rated power of motor 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 (including motor) Kg |
17 |
18 |
18 |
48 |
58 |
72 |
157 |
157 |
195 |
211 |
Working Principle
1) At the heart of the pump lies an eccentric rotor housed within the pump chamber (stator). This rotor, featuring three freely sliding slots, provides dynamic motion.
2) The rotor ingeniously divides the internal space into three distinct chambers, with their volume fluctuating as the rotor spins.
3) Upon entry, gas is compressed within the intake chamber before being expertly discharged through the exhaust valve, ensuring efficient gas removal.
4) The oil injected into the intake chamber serves multiple crucial roles: it seals, lubricates, and cools the system. Carried by compressed gas,
When reaching the fuel tank, gravity plays its part, separating the oil. Small oil molecules are further filtered through the exhaust filter. This maintains
a seamless circulation process, ensuring the collected oil recycles back to the pump chamber. A float valve meticulously controls this circulation, preventing atmospheric pressure when the system lacks oil.
The atmospheric pressure is broken by allowing oil from the fuel tank to enter the suction side of the pump chamber.
5) The ingenious oil circulation system relies on pressure differences to maintain its flow and functionality.
This product can also be adapted to an explosion-proof configuration, catering to needs in the petroleum, chemical, mining, pharmaceutical sectors, as well as oil depots, gas stations, liquefied gas stations, gas pipeline stations, and aerospace industries.
To safeguard the vacuum system, users can install an inflatable electromagnetic pressure differential vacuum valve at the pump's inlet. In the event of unexpected shutdowns or power loss, it acts swiftly to seal the vacuum system and inject air into the pump chamber, thwarting any backflow or contamination by pump oil.
Material customization is available. Should you require alternative materials, please reach out via email.
Our spare parts, sourced from top-tier export brands, assure unparalleled quality and reliability.
More Pictures
Shenyang Haipurui Vacuum Technology Co., Ltd. is a renowned high-tech enterprise. As a beacon in the vacuum industry, we specialize in groundbreaking new enterprises. Our company is passionately dedicated to the R&D, design, production, sales, and service of vacuum pumps and complete vacuum equipment. Spanning a vast 20-acre estate with a modern 7,000m² facility, we boast a team of veteran technical experts who leverage cutting-edge vacuum technologies to meet and exceed user needs. We are dedicated to continually evolving our product designs and applications to deliver unparalleled solutions for diverse industrial vacuum applications. Proudly, our company is ISO9001 certified, reflecting our commitment to quality excellence. Our innovative spirit is evidenced by numerous patents and software copyrights, driving us to enhance both our product and service offerings.
Our company's products are primarily categorized into two distinct groups: The first category includes vacuum generation equipment, featuring:
vacuum pumps such as the 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 the XD, 2XZ, and 2X series rotary vane vacuum pumps, alongside the 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.