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Parker's ethylene propylene rubber (EPM, EPR, EPDM) O-rings are compatible with solvents and other chemicals.
Parker's EPR copolymer ethylene propylene and ethylene-propylenediene rubber (EPDM) terpolymer are particularly useful when sealing phosphate-ester hydraulic fluids and in brake systems that use fluids having a glycol base.
• Heat resistance
• Up to 150°C (302°F) (max. 204°C (400°F)) in water and/or steam)
• Cold flexibility
• Down to approximately -57°C (-70°F)
• Chemical resistance
• Hot water and steam up to 149°C (300°F) with special
compounds up to 260°C (500°F)
• Glycol based brake fluids (Dot 3 & 4) and silicone-based
brake fluids (Dot 5) up to 149°C (300°F)
• Many organic and inorganic acids
• Cleaning agents, sodium and potassium alkalis
• Phosphate-ester based hydraulic fluids (HFD-R)
• Silicone oil and grease
• Many polar solvents (alcohols, ketones, esters)
• Ozone, aging and weather resistant
Not compatible with:
• Mineral oil products (oils, greases and fuels)
• Used for General Purpose
*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring Division at 859-269-2351 for design and pricing assistance.
No CAD files available
O-Ring & Engineered Seals Division
2360 Palumbo Drive
Lexington,
KY
United States
40509
Phone
859 269 2351
Fax
859 335 5128
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