Klingersil C 4500 sheets. KLINGERSIL® C-4500, a special high-pressure gasket for alkaline media with very high temperatures and superheated steam. High-tech material, especially for the chemical industry with highly alkaline media and in the steam sector. Carbon fibers and special high temperature resistant additives, bonded with NBR. Temperature: 400°C. Pressure 70 bar. We supply molded gasket parts (custom-made) according to your specifications or drawings in small and large series: water jet-cut, punched design is possible, please inquire.