Material characteristics and chemical resistance of seals

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Material characteristics and chemical resistance of seals - Page 8
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Test speciﬁcations: DIN 53461	Neoprene CR	Polyurethane PU	EPDM	Silicone Si	Perbunan N NBR	TPE
Permitted temperature range	- 30 to + 90 °C	- 40 to + 100 °C	- 35 to + 120 °C	- 60 to + 200 °C	- 35 to + 100 °C	– 40 to + 70 °C

	Neopren CR	Polyurethena PU	EPDM	Silicone Si	Perbunan N NBR	TPE
Aceton	o	o	+	o	---	---
Formic acid	o	Δ	+	o	Δ	o at 10 %
Ammonia	+	---	+	+	+	+
Benzene	o	+	---	+	o	Δ
Brake fluid	o	Δ	o	+	o	Δ
Butane	Δ	+	---	---	+	Δ
Butanol	+	---	+	Δ	+	Δ
Calcium chloride	Δ	+	+	Δ	+	Δ
Chlorine benzole	---	---	---	---	---	Δ
Diesel oil	o	+	---	o	+	Δ
Acetic acid	75 %	Δ	+	---	---	5 %
Formaldehyde	+	+	+	+	40 %	Δ
Frigen 113	o	Δ	---	Δ	+	Δ
Fruit juice	+	+	+	+	---	+
Glycerine	+	+	+	+	+	+
Heating oil	o	+	---	o	+	Δ
Hydraulic oil	---	+	---	o	o	Δ
Caustic potash solution	+	Δ	+	Δ	o	Δ
Potassium chloride	Δ	Δ	+	+	+	Δ
Potassium hydroxide	+	---	+	o	o	+
Linseed oil	+	+	---	o	+	Δ
Methanol	+	---	+	+	+	Δ
Methylene chloride	---	---	---	---	---	Δ
Lactic acid	+	+	+	Δ	+	o
Mineral oils	o	o	---	+	+	Δ
Engine oils	o	o	---	+	+	Δ
Sodium carbonate	Δ	Δ	+	Δ	+	Δ
Sodium chloride	+	Δ	+	+	+	Δ
Sodium hydroxide	50 %	---	+	o	o	+
Soda lye	50 %	---	+	---	o	50 %
Nitric acid	---	---	10 %	---	---	+
Hydrochloric acid	o	---	+	Δ	---	+
Lubricating oil	o	Δ	---	+	+	Δ
Carbon disulphide	---	o	---	+	+	Δ
Sulphuric acid	50 %	---	20 %	25 %	o	+
Soap suds	---	+	+	+	+	Δ
Detergents	o	+	+	+	+	Δ
Turpentine oil	---	---	---	---	+	Δ
Hydrocarbon tetrachloride	---	---	---	---	---	Δ
Toluol	---	---	---	---	---	Δ
Trichloroethylene	---	---	---	---	---	Δ
Water (distilled, river, tap, sea)	+	+	+	+	+	+
Tartaric acid	o	Δ	+	+	---	Δ
Xylol	---	---	---	---	---	Δ
Zinc sulphate	Δ	Δ	+	+	+	Δ
Citric acid	Δ	Δ	+	+	---	Δ