DuPont Performance Polymers Kalrez® 8900 Fluoroelastomer

DuPont™ Kalrez® 8900 perfluoroelastomer parts are a black product for all thermal processes, e.g., oxidation, diffusion furnace, metal CVD, ALD and LPCVD. It offers outstanding thermal stability, very low outgassing and excellent (low) compression set properties. Kalrez® 8900 parts exhibit excellent retention of physical properties at elevated temperatures, have excellent mechanical strength and are well-suited for both static and dynamic sealing applications. A maximum continuous service temperature of 325 °C is suggested. Short excursions to higher temperatures may also be possible. Ultrapure post-cleaning and packaging is standard for all Kalrez® 8900 parts. Features/Benefits Outstanding thermal stability Excellent (low) compression set properties Very low outgassing properties Very low moisture content Excellent retention of physical properties at elevated temperatures Excellent resistance to fluorine gas Suggested Applications Quartz Tube Seals Plenum Seals Chamber Seals Fittings Center Ring Seals .