DEPAMU (Hangzhou) Pumps Technology Co.,Ltd is 

one of the leading hydraulic diaphragm metering 

pump 2dpmdaa manufacturers and suppliers, with 

professional factory we are able to produce 

Chinese best API Standard and API675 hydraulic 

diaphragm metering pump 2dpmdaa at both low price 

and good quality. If you are looking for Gemany 

technology or famous brand products, please feel free to contact us.

Reciprocation of plunger drives hydraulic oil, and 

hydraulic oil drives the diaphragm to reciprocate, 

so as to suck in and discharge the medium.