SYNTHETIC RUBBER EPDM (ETHYLENE-PROPYLENE-DIENE)

  • Rubber or EPDM rubber is an elastomer that offers good resistance to ozone, steam, medium acids and alkalis.
  • Not suitable for solvents and aromatic hydrocarbons.
  • It offers great resistance to aging and high temperatures.
Rubber
PropertyUnitTestValue
Color  Black
Specific weightgr/cm3 1,31
Indentation hardnessShore AASTM D224070
Breaking loadMPaASTM D4127,0
Elongation at break%ASTM D412300
TearingN/mm

ASTM D624

Die C

20
TemperaturesºC -40 / 120

Thermal aging

(70h at 70ºC)

Shore A

%

%

ASTM D573

5

-15

-40

Permanent deformation

(22h at 70ºC)

%

ASTM D395

Method B

30
Chemical Resistances:
to OzoneEXCELLENT
to dilute acids and basesEXCELLENT
to concentrated acids and basesGood
to hydrocarbonsNOT Recommended
to organic solventsModerate