PTFE envelope gasket PTFE RUBBER envelope gasket / ptfe enveloped asbestos-non-asbestos gakset [Technical Parameter] Materials: PTFE, paronite, asbestos gasket, non asbestos gasket graphite gasket, rubber gasket Temperature: -100-250Pressure: 4Mpa [Main Uses] For static sealing in flange joint for media of high cleanness, such as in chemical, pharmaceutical and food industry Advantage: 1>resilience wrapping material 2>unpollution mateiral 3>suitable for most of the chemical [Specification] DN10-1000mm 1’’ to 30’’ 150LB and 300LB Drawing OK [jssealing] at 163 [dot]com Skype: suqiuyumeng