811391 GASKET PTFE BI-DIRECTIONAL, SICHEM S11 1.5X1750X1750MM

A bi-directional orientated gasketing material on PTFE-basis, filled with silica, designed to achieve the lowest creep values and seal integrity, combining excellent chemical resistance and optimal sealing performances. Can be used for applications with pH-range from 0 to 14 with exception to hydrogen fluoride, fluorine compounds and molten alkali metals. Applications : For all types of flanges joint connections in maritime applications in all sizes for temperatures from -260°C/+260°C and pressures classes up to 80 Bar, Characteristics : Density: 2,2 g/cm^3, Leckage DIN 3535 = < 0,05 mg/(s*m), KSW DIN 28090-2 = < 4,0%, KRW DIN 28090-2 = >1,7%, WSW DIN 28090-2 = <24%, Tensile Strength ASTM F 152 = 15 N/mm^2, Characteristics certifications : *FDA-Approval BAM proofed for gaseous oxygen until 40 bar and +225°C *Cryogenic application approved EN 13555 (Qmin, Qsmin, PQR, …) *TA-Luft + Blow out test DNV GL DVGW.