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Rulon Bearings

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Precision Polymer Engineering E90K Ethylene Propylene Rubber
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)

Material Notes: General purpose, peroxide cured, Ethylene Propylene Terpolymer, 85-95 °IRHD. Terpolymer of ethylene, propylene and diene monomers. ASTM D2000/SAE J200 line call out M8CA910, A25, B35, C32, EA14, and F17.

Applications: Excellent water and steam resistance with good compression set properties. Improved heat resistance compared to sulphur cured EPDM. Not oil resistant.

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Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 90°IRHD; ASTM D1415
 100°IRHD, +10 change after 70 hours @ 125°C; ASTM D1415
Tensile Strength, Yield 8.00 MPa-20% change after 70 hours @ 125°C; ASTM D412
 10.0 MPaASTM D412
Elongation at Break 60 %-40% change after 70 hours @ 125°C; ASTM D412
 100 %ASTM D412
Compression Set 50 %
@Temperature 125 °C,
Time 79200 sec
ASTM D395
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 150 °C
Minimum Service Temperature, Air -40.0 °C
 -40.0 °CNon-brittle after 3 minutes
Flash Point >= 200 °C

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PPRECI073 / 57797

Master Bond adhesives

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