... x 66Gross Weight: 75kgsMaterialPump head: SUS304, SUS316, PVC, PTEFDiaphragm: PTFEValve: SUS304, SUS316, PVC, PTEFValve ball: ZrO2, SUS304, SUS316, CeramicValve seat: Viton, PVC, SUS304, SUS316Tubing: PE, PVCTechnical Parameter ... EPDM stretch rubber, the third is 3.00 mm thick SUS304 that supporting the iron corn. The fourth is also the ...