QBY/QBK Series High Pressure Air Operated Pneumatic Double Diaphragm Pump


High Pressure Diaphragm Pump it has two diaphragms, the compressed air come to the pump body to drive the pump in the constant action of sucking and releasing, so it can pump the liquids easily by this principle. Also it is very safe in dangerous environment since it has no electric motor.

QBY/QBK air operated double diaphragm pumps not only can transfer the flow liquid, but also can transfer some uneasy flowed medium, with the merits of self-priming pump, diving pump, shield pump, slurry pump and impurity pump etc.


Technology parameters:

Flow :0-30m3 / h; 

Head :0-50m; 

Diameter :10-100mm; 

Working pressure: ≤ 0.6MPa; 

temperature: ≤ 150 ℃


Model

Flow (m3/h)

Lift head  (m)

Maximum Air pressure   (kg/cm2)

outlet pressure  
(kg/cm2)

suction  head (m)

Permit the adoption
of the largest particle
diameter     (mm)

QBY-10

0-0.8

0-50

7

6

5

1

QBY-15

0-1

0-50

7

6

5

1

QBY-25

0-2.4

0-50

7

6

7

2.5

QNY-40

0-8

0-50

7

6

7

4.5

QBY-50

0-12

0-50

7

6

7

8

QBY-65

0-16

0-50

7

6

7

8

QBY-80

0-24

0-50

7

6

7

10

QBY-100

0-30

0-50

7

6

7

10

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