Chemraz® 605, a perfluoroelastomer (FFKM), is ideally suited for challenging fluid handling applications. A high-temperature compound with superior compression set resistance, physical properties and excellent chemical resistance, it excels in demanding static and semi-dynamic applications. Chemraz® 605 exhibits unparalleled performance with hot amines, steam and water and functions well in increased temperatures ranging from -4°F to 500°F (-20°C to 260°C).

Available in O-rings, gaskets and many other custom shapes, Chemraz® 605 possesses a broad chemical resistance range. The 605 compound is suitable for use in a wide variety of media including acids, caustics, aldehydes, esters, ethers, aromatics, hot water, steam, amines, methanol, ketones, TBA and MTBE.

Features & Benefits

  • High-temperature capability
  • Excellent compression set resistance
  • Broad chemical compatibility for use with a wide range of harsh solutions


  • Mechanical seals
  • Pump housings
  • Reactors
  • Mixers
  • Valves
  • Compressors
  • Sampling/metering equipment
  • Controls/instrumentation
  • Sprayers/dispensers
  • Diaphragms
  • Couplings