BRP Manufacturing Company Technical Information

Technical Information | Trade Show List

Type and Class of Polymer Usage | ASTM D2000 TYPE | Age Resistance | Rubber Products Selection | Rubber Storage
Commercial Tolerances | Pounds per Square Yard of Sheet | General Rubber Compounds | Physical Properties

Age Resistance Generally Associated With Products Fabricated From Various Rubbers

Type of Rubber	Common or Trade Name	ASTM D1418 Abbreviation	ASTM D2000 Abbreviation	MIL-STD-417 Abbreviation
Maximum (Up to 20 Years)
Silicone	Silicone	Q	FE	TA
Fluorsilicone	Silastic LS	FVMQ	FK	TA
Polysufide	Thiokol	T	BK	SA
Fluorocarbons	Fluorel, Viton	FKM	HK	--
Polyacrylate	Acrylic	ACM, ANM	DF, DH	TB

Type of Rubber	Common or Trade Name	ASTM D1418 Abbreviation	ASTM D2000 Abbreviation	MIL-STD-417 Abbreviation
Average (5 to 10 Years)
Chlorosulfonated polyethylene	Hypalon	CSM	CE	--
Isobutylene/ Isoprene	Butyl	IIR	AA, BA	RS
Polychloroprene	Neoprene	CR	BC, BE	SC
Polyether Urethane	Urethane	EU	BG	--
Polypropylene oxide	Propylene oxide	GPO	--	--
Ethylene/propylene diene	Ethylene propylene terpolymer	EPDM	BA, CA	--
Ethylene/propylene	Ethylene propylene copolymer	EPM	BA, CA	--
Epichlorophydrin homopolymer	Hydrin 100, Herclor H	CO	--	--
Epichlorophydrin ethylene oxide	Hydrin 200, Herclor C	ECO	--	--

Type of Rubber	Common or Trade Name	ASTM D1418 Abbreviation	ASTM D2000 Abbreviation	MIL-STD-417 Abbreviation
Minimum (2 to 5 Years)
1Butadiene/ acrylonitrile	Nitrile, NBR	NBR	BF, BG, BK, CH	SB
Butadiene/styrene	SBR	SBR	AA, BA	RS
Cis-polybutadiene	Butadiene	BR	AA	RN
Cis 1, 4, polyisoprene	Natural, pale, crepe	NR	AA	RN
Cis 1, 4, polyisoprene	Synthetic natural	IR	AA	RN
Polyester urethane	Urthane	AU	--	--

*NBR, when compounded for o-ring seals, may have a shelf life as high as 10 years when aging resistance requirements are specified in the specification.