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Material Selection Guide

Rubber Compound Types and References

General Description	Abbreviation (ASTM 1418)	ISO/DIN 1629	ASTM D2000 Designation
Natural Rubber	NR	NR	AA
Styrene-butadiene Rubber	SBR	SBR	AA, BA
Nitrile	NBR	NBR	BF, BG, BK, CH
Hydrogenated Nitrile	HNBR	(HNBR)	DH
Ethylene-Propylene Diene	EPDM	EPDM	BA, CA, DA
Butyl Rubber	IIR	IIR	AA, BA
Chloroprene Rubber	CR	CR	BC, BEH
Polyacrylate Rubber	ACM	ACM	EH
Ethylene Acrylic Rubber	AEM	AEM	EE, EF, EG, EA
Fluorocarbon Rubber	FKM	FPM	HK
Silicone Rubber	VMQ	VMQ	FC, FE, GE
Fluorosilicone Rubber	FVMQ	FVMQ	FK
Polyurethane (Polyester/Polyether)	AU/EU	AU/EU	BG

Basic Property of Material

Legend	E = Excellent	G = Good	A = Average	P = Poor

Basic Property	NR	SBR	NBR	HNBR	EPDM	IIR	CR	ACM	AEM	FKM	VMQ	FVMQ	AU/EU
Heat Aging Resistance	A	A	A	G	G	G	A	E	E	E	E	E	E
Ozone Resistance	P	A	P	G	G	G	G	G	E	E	E	E	E
Oil & Grease Resistance	P	P	G	G	P	P	G	E	A	E	A	E	G
Water Swell Resistance	E	E	G	G	E	G	A	P	G	G	E	E	P
Fuel Resistance	P	P	P	A	P	P	P	E	P	G	A	G	A
Gas Impermeability	A	A	G	G	A	E	G	A	G	G	P	P	G
Compression Set Resistance	E	G	E	E	E	G	G	P	G	E	G	G	A
Resilience (Rebound)	E	G	G	G	G	E	G	A	G	G	G	G	G
Tear Strength	E	A	G	E	G	G	G	A	G	G	P	A	G
Abrasion Resistance	E	E	G	G	G	E	G	G	G	A	P	P	E
High Temperature (℉)	220	212	212	300	300	250	250	300	300	390	450	400	175
Low Temperature (℉)	-60	-50	-22	-22	-60	-50	-40	-60	-40	5	-75	-75	-60

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