Rubber Products Guideline
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| RESISTANCE OF ELASTOMER TO DIFFERENT CONDITIONS |
| Properties |
Natural |
Butyl |
Nitrile |
Polychloroprene
(Neoprene) |
Hypalon |
EPDM |
Floroelastomer
(VITON ) |
Silicon |
Polyurethane |
| Swelling In Lubricating Oil |
Poor |
Poor |
Very Good |
Good |
Good to Excellent |
Poor |
Excellent |
Fair |
Good to Excellent |
| Oil and Gasoline |
Poor |
Poor |
Excellent |
Good |
Good |
Poor |
Excellent |
Fair |
Good to Excellent |
| Animal and Vegetable Oils |
Poor to Good |
Very Good |
Very Good |
Good |
Good |
Good |
Excellent |
Good to Excellent |
Good to Excellent |
| Water Absorption |
Very Good |
Very Good |
Good |
Good |
Very Good |
Very Good to Exc. |
Very Good |
Excellent |
Good at R.T.Poor at 100 ˚C |
| Oxidation |
Good |
Excellent |
Good |
Very Good to Exc. |
Excellent |
Excellent |
Outstanding |
Excellent |
Excellent |
| Ozone |
Poor to Fair |
Excellent |
Fair |
Very Good to Exc. |
Outstanding |
Outstanding |
Outstanding |
Excellent |
Excellent |
| Sunlight Aging |
Poor |
Very Good |
Poor |
Very Good |
Outstanding |
Outstanding |
Outstanding |
Excellent |
Good |
| Heat aging (upper limit cont. service) |
85 ˚C |
120 ˚C |
115 ˚C |
95 ˚C |
135 ˚C |
145 ˚C |
205 ˚C |
205 ˚C |
85 ˚C |
| Flame |
Poor |
Poor |
Poor |
Good |
Good |
Poor |
Excellent |
Fair to Good |
Fair (will melt) |
| Heat |
Good |
Very Good |
Good |
Very Good |
Excellent |
Excellent |
Outstanding |
Outstanding |
Good |
| Cold |
Excellent |
Good |
Fair to Good |
Good |
Good |
Excellent |
Good |
Outstanding |
Excellent |
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