Ceramic Piston Pump for Filling Macine 1,Highly nonreactive 2,Oxide acid-caustic 3,Tiny thermal expansion MaterialPharma-APharma-ZThermal ... Highly nonreactive, inorganic metal, oxide acid-caustic, corrosion resistance, high temperature resistance, and suitable for repeating sterilization under hot condition. Superhigh ... process and sterilization in process). Ceramic Piston Pump for Perfusion Macine