Pneumatic diaphragm pump is also called air operated diaphragm pump, double diaphragm pump or aodd pump. It is a new type of conveying machinery, using compressed air as power source, for all kinds of corrosive liquids, with particles of liquid, high viscosity, volatile, flammable, highly toxic liquid, can be suction.
With compressed air as the power, the diaphragm reciprocating deformation caused by volume change of the positive displacement pump, its working principle is like the plunger pump.
‘HAOSH‘ is a major dosing metering pump brand of Shanghai GL Environmental Technology Co., Ltd. Also as a pump category super market, we supply diaphragm pumps, chemical pumps, water pumps, screw pumps, etc. Since founded in 2007, HAOSH brand has for more than 100 countries of the world’s more than 3000 clients with high quality pumps.