Basic Properties of Elastomer

	NBR	NR	HNBR	FKM	EPDM	CSM	IIR	SBR	Q	CR
Tensile Strength (MPa)	6.9 – 27.6	3.4 – 24.1	31.0 – 10.0	3.4 – 20.7	3.4 – 24.1	6.9 – 20.7	13.8 – 20.7	3.4 – 24.1	1.4 – 10.3	3.4 – 27.6
Hardness Durometer (Shore A)	20 – 100	30 – 100	30 – 95	50 – 95	30 – 90	45 – 100	30 – 80	30 – 100	30 – 90	15 – 95
Elongation (Max %)	650	700	450	500	600	500	850	600	700	800
Compression Set Rating	Good – Exc.	Exc.	Good – Exc.	Good – Exc.	Good	Fair	Poor – Good	Good to Exc.	Good	Poor – Good
Low Temp Range °F	-70 to 0	-20 to -60	-50 to 0	-50 to 0	-20 to -60	-30 to -60	-70 to -400	-75 to -55	-60 to -150	-70 to -30
Low Temp Range °C	-57 to -18	-28 to – 51	-46 to -18	-46 to -18	-28 to – 51	-34 to -51	-57 to -40	-59 to -48	-51 to 65	-57 to -34
High Temp Range °F (Max)	250	175	300	500	350	225	300	250	450	250
High Temp Range °C	121	79	149	260	176	107	149	121	232	121
Flame Resistance	Poor	Poor	Poor	Good – Exc.	Poor	Good	Poor	Poor	Fair – Good	Good – Exc.
Weather Resistance	Fair – Good	Poor – Fair	Good – Exc.	Exc.	Exc.	Exc.	Exc.	Fair – Good	Exc.	Fair – Good
Sunlight Resistance	Poor – Good	Poor – Fair	Good – Exc.	Good – Exc.	Good – Exc.	Good – Exc.	Exc.	Poor	Exc.	Good – Exc.
Ozone Resistance	Fair – Good	Poor – Fair	Good – Exc.	Exc.	Exc.	Exc.	Exc.	Poor	Exc.	Good – Exc.
Radiation Resistance	Fair – Good	Fair	Fair – Good	Fair – Good	Good	Good	Poor – Good	Poor – Good	Good	Fair – Good
Water Resistance	Good – Exc.	Good	Exc.	Exc.	Exc.	Exc.	Good – Exc.	Good – Exc.	Fair	Fair – Good
Oil Resistance	Exc.	Poor	Exc.	Exc.	Poor	Exc.	Poor	Poor	Poor – Good	Fair – Good
Chemical Resistance	Fair – Good	Good	Exc.	Exc.	Exc.	Good	Good	Poor	Good – Exc.	Fair – Good
Heat Resistance	Good Exc.	Poor	Exc.	Exc.	Exc.	Good – Exc.	Good	Exc.	Exc.	Good – Exc.
Abrasion Resistance	Good – Exc.	Good	Good – Exc.	Good	Good – Exc.	Good	Fair – Good	Exc.	Poor	Good

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