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Precision Polymer Engineering H70B Epichlorohydrin

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer Precision Polymer Engineering Limited
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Peroxide Cured, Epichlorohydrin Rubber, 65-75 °IRHD. Terpolymer of epichlorohydrin, ethylene oxide and an unsaturated monomer. ASTM and ISO designation = GECO.Applications: Excellent resistance to petroleum based oils and fuels. Becoming widely used in military and automotive applications where its low and high temperature operating range is superior to that of nitrile. Good resistance to water, acide, ozone and weathering.
Mechanical Properties Metric English Comments
Hardness, Shore A 70
70
°IRHD; ASTM D1415
71
71
°IRHD, +1 change after 70 hours @ 140°C; ASTM D1415
Tensile Strength, Yield 10.3 MPa
1490 psi
ASTM D412
10.918 MPa
1583.5 psi
6% change after 70 hours @ 140°C; ASTM D412
Elongation at Break 281.6 %
281.6 %
-12% change after 70 hours @ 140°C; ASTM D412
320 %
320 %
ASTM D412
Compression Set 20 %
20 %
24 hours @ 100°C; ASTM D395
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 150 °C
302 °F
Minimum Service Temperature, Air -55.0 °C
-67.0 °F
Non-brittle after 3 minutes
-50.0 °C
-58.0 °F
Flash Point >= 250 °C
>= 482 °F
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