... 3.ROHS, REACH passed 4.fast response to request PTFE Valve seal Material:Rubber SBR,EPDM,NBR,PTFE, Silicone Standards:ASTM, BS ... and colors 5) Applications: bathroom parts, medical parts, industrial parts, valve parts,vehicle parts, motorcycle parts, electronics parts and others;6 ... order for new mould;8) customised design, OEM service . PTFE valve seal