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KEL-F is a plastic that offers numerous advantages

KEL-F® (PolyChloroFluoroEthylene)

  • Operating temperature range of -400° F to 400° F
  • Nonflammable
  • Good chemical resistance
  • Near zero moisture absorption
  • Extremely low outgassing

KEL-F® (PolyChloroFluoroEthylene)

KEL-F® is a fluorocarbon-based polymer that is unique in the number of advantages it offers. It can tolerate temperature extremes, is nonflammable, has good chemical resistance and near zero moisture absorption and has strong physical, mechanical and electrical properties.

KEL-F® has a use range of -400 to 400 degrees Fahrenheit and has extremely low outgassing which makes it an excellent choice for aerospace and semiconductor applications.


  • Valves, seals and O-rings
  • Food packaging film
  • Fluid handling systems
  • Sleeve and thrust bearings


Our application engineers can help. With decades of experience in plastic material selection, we'll help you choose the optimal plastic for your application and budget.

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the cost of this material to other thermoplastics, click here.