Expanded PTFE Joint Sealant 　　 Expanded PTFE Joint Sealant is a kind of novel material which be adopted unique handicraft. Expanded PTFE Joint Sealant is a white pure ptfe product with continuous banding, it has good flexibility peculiarity, encapsulate resilience, resistant , resistant high&low temperature and excellent resistant corrosion, no aging, lubrication itself. The sealed Peculiarity excellence and install it expediency. It suitable for field of petrochemical, medicine, petrifaction, grocery, electron, nuclear power, vessel, etc. Technology specification: working temperature: -268～+316°C　working pressure: ＜20 Mpa suitable medium: every chemistry matter but FL and melt alkali metals. 　　　　　　　　　density: 0.6～0.8 g/cm3. Purpose: lining of porcelain enamel, lining of glass, lining of plastics, 　　　　　lining of　rubber, lining of graphite, and stainless steel, 　　　　　tower, heat　changed, pipe and flange. Expanded PTFE Joint Sealant also suitable for large caliber equipment which the precision is crudity on face and　the shape is not regular. It suitable for strong corrosion and the fluid which is not　allowed any tainted . The excellent peculiarity: It has high encapsulate peculiarity and easy to stuff up the　cave and gutter on the face, close up the side, it also can expanded when it Passed through tension. so the sealing more strong when the inside pressure more high.