Elastomer & Rubber Material Selection Guide – Chemical Resistance Chart

Technical Reference

Physical Properties & Chemical Resistance Chart

Use this guide to select the right elastomer for your application based on temperature range, chemical resistance, and mechanical properties.

Property	Natural	Nitrile	HNBR	Neoprene	Hypalon	Butyl	EPDM	Silicone	Fluorosilicone	Viton (FKM)	Polyurethane	PTFE
Tensile Strength (MPa)	22	13	22	14	20.3	17	15.2	10	8	10	14	31
Elongation	750%	350%	300%	350%	540%	800%	450%	580%	225%	300%	370%	450%
Hardness Range (Shore A)	40–80	50–80	50–90	50–80	40–95	35–85	50–80	30–80	40–80	70–85	60–90	50–60 Sh D
Low Temperature (°C)	-55	-50	-30	-45	-50	-50	-50	-50	-63	-45	-62	-80
High Temperature (°C)	70	90	150	110	140	120	150	230	185	230	100	260
Abrasion Resistance	Excellent	Excellent	Good	Very Good	Excellent	Good	Excellent	Poor	Fair	Good	Excellent	Very Good
Oil and Gasoline Resistance	Poor	Excellent	Excellent	Good	Good	Poor	Poor	Poor	Excellent	Excellent	Good	Excellent
Water Absorption	Very Good	Very Good	Very Good	Good	Very Good	Excellent	Excellent	Good	Excellent	Excellent	Fair	Excellent
Ozone Resistance	Poor	Fair	Very Good	Very Good	Excellent	Excellent	Excellent	Excellent	Excellent	Good	Excellent	Excellent
Heat Aging Temp (°C)	65	90	140	95	135	110	145	180	180	205	85	350
Flame Resistance	Poor	Poor	Fair	Good	Good	Poor	Poor	Fair	Excellent	Excellent	Fair	Excellent
Adhesion to Metals	Excellent	Excellent	Excellent	Excellent	Excellent	Fair	Very Good	Fair	Good	Good	Excellent	Excellent

■ Excellent / Very Good ■ Good / Fair ■ Poor

Elastomer Comparison Guide