... EPDM,CR.silicone,viton rubber sheet . Performance: resistance of oil , high heat,ant natural rubber sheetshardness:70 SHORE Afunction:used for ... ,insulationusage: used for chemical,food industry,industrial machinery, transportation equipment as a rubber mat, sealing gaskets ... rubber by rolling (extrusion), synthetic paste, flat drum vulcanizer vulcanizer sulfide or sulfide and made a row. EPDM rubber ...