Diaphram Pumps, Sampling Pumps, Diaphram Vacuum Pumps http://www.airdimensions.com/... Offering diaphragm pumps, sampling pumps, vacuum pumps and compressors for air gas and vapors. 100% oil free, leak free and contamination free diaphragm pumps are an excellent choice for emissions and process control monitoring.
Diaphragm Metering Pump http://www.cqpumps.com/Metering-pumps-china... For diaphragm pump,the reciprocating plunger deflects the diaphragm through volumetric displacement of hydraulic fluid to realize the suction and discharge of fluid by means of suction and discharge valves.Diaphragm totally separates the metered fluid from the environment and the hydraulic liquid.