Diaphragm Pump

    1. QBY Air Operated Diaphragm Pump

      Containing no rotating parts, shaft seal or diaphragm, the moving parts and workpiece are completely separated from the medium. With outstanding leakproofness, our product can be used for transporting poisonous, volatile or corrosive medium.

    1. QBK Air Operated Diaphragm Pump

      The material of the product is selectable, including PVDF, 304 or 316 stainless steel, cast iron, aluminium alloy, and so on. Customers can choose the material, as well as the diaphragm, valve ball, valve seat and the sealing element to reduce ....