Air Operated Diaphragm Pump, Magnetic Pumps, Pump Parts manufacturer / supplier in China, offering 2", 3" Stainless Steel High Pressure Aodd Pumps for Filter Press Industry, Al/Ss High Pressure Aodd Pumps for Chamber Filter Press, Wp. 025 Pump, 0.25" PP/Sp Pneumatic Pump (PP/PTFE, PVDF/SP, PVDF/PTFE) and so on.