... . 3) GASKET SHEETSPure graphite sheet, PTFE sheet, non-asbestos sheet, SS304 tanged or foil reinforced graphite sheet, EPDM sheet, Fibre glass sheet, Mill board. 4) TOWER ... .ceramic ball, float PP ball, Saddle ring, traysMore information EPDM, SBR, NBR, SILICON RUBBER PART