PTFE gasket sheet is made from 100% PTFE resin ,used for sealing, insulation,and antisepsis PTFE gasket sheetMATERIAL:100% ptfe resin TEMPERATURE LIMIT:-180-250 PRESSURE LIMIT: ... irregular parts used for sealing, insulation,and antisepsis SURFACE: The sheet should be slick,not allowed to contain crackair bubble. SPECIFICATIONS ... Length: 250×250mm~ 1500×8000mm VOLTAGE RESIST:10 KV/mm PTFE gasket sheet