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Polyacrylate (ACM)

ACM (acrylic rubber) has good resistance to mineral oil, oxygen and ozone. Water compatibility and cold flexibility of ACM are significantly worse than with nitrile.


Heat resistance

• Up to approximately 177°C (350°F)


Cold flexibility

• Down to approximately -21°C (-5°F )


Chemical resistance

• Mineral oil (engine, gear box, ATF oil)

• Ozone, weather and aging


Not compatible with:

• Glycol based brake fluid (Dot 3 and 4)

• Aromatics and chlorinated hydrocarbons

• Hot water, steam

• Acids, alkalis, amines

Parker Hannifin
O-Ring & Engineered Seals
2360 Palumbo Drive
Lexington, KY 40509
Ph: 859-269-2351
Fax: 859-335-5128