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Material Properties Chart

  Materials
  Nitrile EPDM Neoprene Urethane Silicone FKM
Properties
Temperature -40 to 250°F
-40 to 121°C
-60 to 300°F
-51 to 149°C
-45 to 250°F
-43 to 121°C
60 to 225°F
16 to 107°C
-75 to 450°F
-59 to 232°C
-20 to 400°F
-29 to 204°C

Shelf Life 15 years Unlimited 15 years 5 years Unlimited Unlimited

Mold Shrinkage 1.5 to 3.5% 1.9 to 3.5% 1.0 to 3.0% 1.6 to 3.3% 2.0 to 5.0% 2.0 to 4.5%

Cost Excellent Excellent Good Poor Fair Fair

Abrasion Resistance Good / Excellent Good Good / Excellent Excellent Poor Good

 


Compress Set Good Fair / Good Fair / Good Good / Excellent Good / Excellent Good

Tear Resistance Good Fair / Good Good Excellent Poor Fair / Good