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EPDM is an ethylene propylene diene rubber. It has good tensile strength and breaking strength. However, it is not resistant to petroleum products or concentrated acids.

Advantages of EPDM rubber:

  • Very good resistance to: bad weather, heat, cold,
  • Ozone, aging,
  • Acids, polar solvents (water, ketones, alcohols, glycols).
  • Electrical insulation
  • Limits: Poor resistance to fuels, chlorinated, aromatic or aliphatic solvents, petroleum derivatives and oils.
  • fire resistance.
  • Flame spread is low.

Example of EPDM applications:

  • Window seal
  • Tires
  • Playground floors
  • Geomembranes

Sectors of use of EPDM:

  • Automotive
  • Industry

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EPDM rubber
Hardness ShA30 - 90 ShA
Hardness IRHD30 - 90 IRHD
Tensile Strength8 - 20
Elongation at break100% - 900%
Operating temperature
Continuous Temperature-55 C° - 130C°
Point Température-55 C° - 140C°
Resistance to solvents
Resistance to acids
oxygen Ageing
Ozone Ageing --
light Ageing
cold Ageing --
heat Ageing --
Colors available :
Fireproof option.

Typical applications include accumulator bladders, cable connectors and insulators, diaphragms, gaskets, hoses and seals.

Potable water (WRC/WRAS) grades are available as well as ‘Food Quality’ mixes suitable for the food and pharmaceutical industries.

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