High quality compressed jointing manufactured from heat resistant fibre and polymer. The anti-stick graphite silver finish facilities easy gasket removal and flange cleaning. Performance: Max. Temperature 475oC, Max. Pressure 13.8 N/mm2 (2000 psi), Tensile Strength 10.3 N/mm2 (1500 psi), Density 1.4 gm/cc Applications: For sealing against steam, water, oils, gases, dilute acids and alkalis.