Oil-Free Air Roots Vacuum Pump for Chemical Industry

Oil-Free Air Roots Vacuum Pump for Chemical Industry


   Model Suction ability         (L/S)

Restrict vacuum




Motor Electrical power


Inlet Dia.


Outlet Dia.




Advised backing pump       product
   ZJ-70          70      6×10-two   2780         1.five     eighty       50     87  2X-8
  ZJB-70      5×10-two     100
  ZJ-150A          150      6×10-two   2900          3     one hundred      100     198     2X-fifteen
  ZJB-one hundred fifty      5×10-two     215
  ZJ-three hundred          300      6×10-two   1450          4     150      150     490      2X-30A
  ZJB-300      5×10-2     480
  ZJ-600          600      6×10-2   2900         five.five     a hundred and fifty      150     490       2X-70A
  ZJB-600      5×10-2     503
  ZJ-1200A         1200      6×10-two   1450          11     300      300    1550       2X-70A           (2sets)
  ZJB-1200      5×10-2     250      250    1580

JZB Roots vacuum pump

1. CZPT attributes and working principle of the pump:
Model ZJ CZPT Booster Pump, also known as a Roots pump, is a volumetric pump.
It employs a pair of rotors, similar and in eight-determine with certain clearance among them
in the pump housing, rotating at the same speed in reverse directions to perform
operate of suction and discharge of gas. The two rotors are supported by rolling bearings
in the conclude covers of the pump, rotating at high pace and are kept at a
mounted relative situation by a pair of timing gears. The end clearance among rotors and
end covers are fixed by adjustable steel shims in between the bearing housings and the
finish cover at the fastened conclude, which guarantees 1-direction growth of the rotor when
temperature rises during its procedure.
4 sets of inner seals (also acknowledged as piston ring) in the two end covers prevent lube oil
entering into the pump housing. The shaft seal at the entrance-conclude include, also referred to as as
framework oil seal or shaft seal, prevents leakage of air into the pump housing.
In purchase to minimize temperature of the pump, all models of pumps (anticipate the two
smallest types) are outfitted with a gearbox cooler and entrance-stop protect cooler.
Electrical power is transmitted via a coupling or V-belt from the motor to the driving shaft of
the pump and then by way of synchronizing gears to the pushed shaft

Product’s Software

 Merchandise Display

Business Power



1.Q:Are you a maker or buying and selling firm?

   A: We are a skilled vacuum pump maker with in excess of 32 yr knowledge. We have two factories now which include a lot more than 33333 sq. meters,we have abundant experience in strong liquid sector , Welcome to go to our factory at your time.
2.Q:Do you have least get amount ask for?

   A: for spare parts we have no MOQ,but for whole established equipment of program one established is the minimal.

3.Q:Do you have certificates?

    A: Sure, we have CE, ISO,SGS.and so forth. certificates.

5.Q:How to shell out?

      A:T/T and Alibaba Payment is suitable.

6.Q:How to pack the goods?

   A: We use CZPT export package deal. If you have special bundle demands, we will pack as you needed, but the expenses will be paid out by consumers.

seven.Q: What about your shipping and delivery time?
   A: It is dependent on your pump amount. CZPTly fifteen days soon after we obtain the prepayment. We will verify you once again when we start to create.

8.Q:How to set up after the tools arriving vacation spot?

   A: We will despatched the functioning instruction with products to you.Make sure you strictly stick to the directions for set up
9.Q: How lengthy does your merchandise quality guarantee final?
   A: twelve months for all our items from any non-synthetic top quality issue given that the merchandise leave our factory.

10.Q: What will you do with quality criticism?

     A: We have a complete established of microcomputer controlled tests program(All merchandise are subject to examined ahead of shipping and delivery. No item that failed overall performance check leaves our manufacturing unit.

Oil-Free Air Roots Vacuum Pump for Chemical Industry

vacuum pump

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