Precision Polymer Engineering E65K Ethylene Propylene Rubber

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
Download PDF	Precision Polymer Engineering E65K Ethylene Propylene Rubber.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Peroxide cured, Ethylene Propylene Terpolymer (EPT), 50-70 °IRHD. Terpolymer of ethylene, propylene and diene monomers. Specially formulated for sealing sulphur hexafluoride (SF6) gas in electrical distribution equipment.Applications: Excellent resistance to silicone based oils and greases. Low compression set properties. Specifically designed for sealing SF6 gas in electrical distribution equipment, i.e. medium & high voltage switchgear.

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	65	65	°IRHD; ASTM D1415
	75	75	°IRHD, +10 change after 70 hours @ 100°C; ASTM D1415
Tensile Strength, Yield	8.50 MPa	1230 psi	-15% change after 70 hours @ 100°C; ASTM D412
	10.0 MPa	1450 psi	ASTM D412
Elongation at Break	110 %	110 %	-45% change after 70 hours @ 100°C; ASTM D412
	200 %	200 %	ASTM D412
Compression Set	25 %	25 %	70 hours @ 100°C; ASTM D395

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	150 °C	302 °F
Minimum Service Temperature, Air	-45.0 °C	-49.0 °F
	-40.0 °C	-40.0 °F	Non-brittle after 3 minutes
Flash Point	>= 200 °C	>= 392 °F

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