Shanghai Yulong Mechanical Booster Pump

Shanghai Yulong Mechanical Booster Pump

Pump description:  

Model ZJ CZPT Booster Pump, also recognized as a Roots pump, is a volumetric pump.It employs a pair of rotors, identical and in 8-figure with specified clearance amongst them in the pump housing, rotating at the exact same velocity in reverse directions to perform function of suction and discharge of gasoline. The two rotors are supported by rolling bearings in the finish covers of the pump, rotating at substantial pace and are retained at a set relative position by a pair of timing gears. The end clearance among rotors and conclude addresses are fixed by adjustable metallic shims amongst the bearing housings and the stop cover at the fastened end, which makes certain 1-route expansion of the rotor when temperature rises in the course of its operation.

Four sets of internal seals (also known as piston ring) in the two end addresses avert lube oil coming into into the pump housing. The shaft seal at the entrance-conclude cover, also called as framework oil seal or shaft seal, prevents leakage of air into the pump housing.

In buy to decrease temperature of the pump, all types of pumps (count on the two smallest types) are outfitted with a gearbox cooler and entrance-end protect cooler.

Energy is transmitted through a coupling or V-belt from the motor to the driving shaft of the pump and then through synchronizing gears to the driven shaft


   Model Suction capacity         (L/S)

Restrict vacuum




Motor Power


Inlet Dia.


Outlet Dia.




Recommended backing pump(design)
   ZJ-70          70      6×10-two   2780         1.5     80      50      87       2X-8
  ZJB-70      5×10-2      100
  ZJ-150A          150      6×10-2   2900          3     one hundred      100      198       2X-15
  ZJB-a hundred and fifty      5×10-two      215
  ZJ-300          300      6×10-two   1450          4/5.five     150       150      490       2X-30A
  ZJB-300      5×10-two      480
  ZJ-600          600      6×10-two   2900         five.five/7.5     a hundred and fifty       one hundred fifty      490       2X-70A
  ZJB-600      5×10-2      503
  ZJ-1200A         1200      6×10-2    1450          11      300       three hundred     1550       2X-70A  (2sets)
  ZJB-1200      5×10-2      250       250     1580

The main  advantage  of Roots  vacuum pump  is that  it can  operate  with high  pumping speed under  reduced suction  pressures, nevertheless,  has to  be backed by  a backing  pump.Under  normal functioning conditions, it is  permissible to not add  by-go pipes.Roots vacuum pump ought to not run with a greater-pressure  distinction than allowable,otherwise  overheating   and overload  will   cause  damage   of  Roots   vacuum  pump.
For that reason, suitable backing pump and required safety gadgets need to be regarded as.Oil sealed mechanical  pump is normally chosen as   the fore   vacuum   pump.  Other   types   of backing   pumps   may   be   used   where    their requirement for supreme vacuum is not too  rigid. Particularly, when gas  pumped containing large amount of  vapor, drinking water-ring vacuum pump  maybe   an  ideal   option  though   ultimate  vacuum achieved is on the low aspect.

Item screen:


  1. Common export polywooden instances.

  2. Tailored packaging can be offered.


CZPT technique Notice
Specific Doorway to doorway, very convenient, will not need customs clearance or choose-up.
By air Airport to airport, you want to do the customs clearance and decide up the goods at your nearby airport.
By sea Port to port and you need to do the customs clearance and select-up the items at your regional port.

Our companies:

Pre-Sales Service

  1. Provide 24-hour reply.

  2. Supply ideal models in accordance to clients’ needs.

  3. Give comprehensive item specifications and reasonal rates. 

In-Product sales Provider

  1. Supervise total production time. 

  2. Give product’s screening functionality curve to buyers.

  3. Provide inspection photos to customers after we finish creation.

Following-Income Provider

  1. Give set up manual.

  2. Beneath appropriate installation, typical routine maintenance and using,we guarantee a single-calendar year warranty.

  3. If item has malfunction,we are going to reply you within 24 hour and give answer or even deliver technical staff to place following obtaining routine maintenance notification.


one.  Q: Are you a maker or investing company?

    A: We are company of vacuum pumps and h2o pumps in China given that 1986.

two.  Q: What’s your MOQ?

    A: One set is ok.

3.  Q: What’s your payments phrases?

    A: T/T, CZPT CZPT……

4.  Q: What certificates do you have?

    A: CE, ISO 9001 ….

5.  Q: How about the warranty?

    A: 12 months warranty since delivery.

six.  Q: What’s the supply time?

    A: For different designs,different motor specs and diverse material,shipping and delivery time is various,you should double affirm with our sales team.

7.  Q: Can you do OEM manufacturer?

    A: Yes, welcome.

eight.  Q: CZPT reliable?

    A: We have whole screening system managed by micro-machine,screening overall performance curve can be despatched to clients just before set up supply.

Company overview:
Proven in 1986, our business has been focusing on the improvement and manufacture of vacuum pumps and h2o pumps.We are a comprehensive pump firm integrating generation, product sales and soon after-income maintenance companies.

The main goods include liquid ring vacuum pumpsrotary vane vacuum pumpsroots vacuum pumpcentrifugal drinking water pump and CZPT vacuum pump program,which are commonly employed in all types of plastic extrusion linemedical and pharmaceutical market(autoclave sterilizer/capsule filling and sealing equipment)foods-related sector(beverage equipment/milking device/sugar plant)chemical industrypower plantcoal mine etc.

Speak to us:


Shanghai Yulong Mechanical Booster Pump