High quality micro air diaphragm pump used for mine 

Features 

1.small volume and light weight;

2.no electrical motor, there is no electric spark, used in explosion proof  field safely;

3.no bearing , no need to lubrication, simple structure, easily to  maintain;

4.the machine is sealed, and no reveal;

5.the material is more resistant to corrosion; also used in food,  pharmaceutical industry;

6.the flow can be changed by the air feed pressure;

7.change valve structure is special, move flexible, low air consumption;

8.self-priming is well, no need flow backward, substituting for  centrifugal pump;

9.It not only used in shallow water, but also substituting for submersible  pump.

Technical parameter 

1.Rated Head: 30m

2.Rated flow: 200L/min

3.Rated air pressure: 0.5Mpa

4.Rated suction head: 7m

5.Air consumption: 0.6-1.9M3/min

6.Noise: no more than 87db

Product pictures