Greene, Tweed’s Chemraz® 510, a perfluoroelastomer, offers an extremely broad range of chemical resistance with a Shore A hardness value of 90. With a temperature range from -22°F to 446°F (-30°C to 230°C), Chemraz 510 is well suited for use in a range of applications, from mechanical seals to pump housings.

Because of its versatility, Chemraz 510 is often used as a standard compound for sealing at high pressures. It can be found in a variety of fluids and solutions including acids, caustics, aldehydes, esters, aromatics, hot water, steam, amines, methanol, ketones, TBA and MTBE. Chemraz 510 is available for use as O-rings, gaskets and many other custom shapes.

Features & Benefits

  • Broad chemical compatibility for use with a wide range of harsh solutions
  • Low temperature capabilities (-22°F/-30°C)
  • Higher hardness and density reduces likelihood of gap extrusion


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