TENGLONG SEALING PRODUCTS MANUFACTORY,Website: , YUYAO          YUYAO SUNPASS INTERNATIONALPTFE ENVELOPE GASKETSGeneral Description:PTFE envelope gaskets for tank container applications combine the chemical inertness and hygienic qualities of 100% virgin PTFE with the mechanical properties of the compressed non asbestos fiber sheet.Applications:PTFE envelope gaskets are designed for flanged joints handling aggressive fluid media that would swiftly destory the integrity of other mateiral and for duties with foodstuffs where cleanliness and non-contamination are essentialService Capabilities:Tank working pressure: 4.4barEsaily meets tank test pressure: 6.0barMaximum temperature: 250℃Technical Datas:TypeDescriptionThicknessNo. of HolesHolesInternalSizeExternalSizePTFEExternal SizeT7021031.5” airlineteflon seal (Fort vale)3mm410mmx103mmPCD33mm130mm80mmT702110PTFE/CF envelopegasket 4 holes3mm418mmx160mmPCD86mm203mm131.5mmT702118PTFE/CF envelopegasket 8 holes3mm818mmx178mmPCD115.5mm206mm156mmT702500PTFE/CF envelopegasket 6 holes3mm618mmx166mmPCD81mm197mm140mmT702502UPTFE/CF envelopegasket 6 holes3mm612mmx107mmPCD69.5mm127.5mm91mmSUNPASS PTFE ENVELOPE GASKETS TYPES:SUNPASS PTFE ENVELOPE GASKETS BROCHURE:More Choice of Envelope Gaskets: /product.php?class=17