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EPDM* Hypalon** Natural NBR+ Neoprene Polytadiene SBR++ Silicone Synthetic
Natural
Acid Resistance
G to E E F to G G G F to G F to G F to G F to G
Abrasion Resistance
G G E G to E G to E E G to E F E
Alcohol Resistance
P G G E F F to G F G G
Alkali Resistance
G to E E F to G F to G G F to G F to G F to G F to G
Benzol (Aromatic Hydrocarbons) Resistance
F F P G P to F P P P P
Degreaser Solvents (Halogenated Hydrocarbons)
P P to F P P P P P P to G P
Electrical Properties
E G E P F P P O E
Flame Resistance
P G P P G P P F to G P
Gasoline, Kerosene (Aliphatic Hydrocarbons) Resistance
P F P E G P P P to F P
Heat Resistance
E E F G G F F to G O F
Low Temperature flexibility
G to E F G F F to G E F to G O E
Nuclear Radiation Resistance
G G F to G F to G F to G P F to G E F to G
Oil Resistance
F G P G to E G P P F to G P
Oxidation Resistance
G E F F G G F E G
Ozone Resistance
E E P P G P P O P
Water Resistance
G to E G to E G to E G to E G E G to E G to E E
Weather-Sun Resistance
E E F F to G G F F O F
  P = Poor F = Fair G = Good E = Excellent O = Outstanding

Above ratings are based on average performance of compounds. Any specific property can often be improved by the use of selection compounding.

* Ethylene Propylene Diene Monomer
** Chlorosulfonated Polyethylene
+ Nitrite or Butadiene Acryloritrite
 

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