High Temperature Butyl Gasket

Chemical Resistances

Acetic Acid, AdBlue, Brake Fluid, Brine, Calcium Chloride, Carbon Dioxide, Carbon Monoxide, Carbonic Acid, Castor Oil, Caustic Soda, Sodium Hydroxide, Citric Acid, Corn Oil, Crude Oil, Diesel Oil, Fatty Acids, Formaldehyde, Glucose, Hydrochloric Acid, Hydrofluoric Acid, Hydrogen Gas, Hydrogen Peroxide, Hydrogen Sulphide, Iodine, Lime, Methyl Alcohol, Methanol, Neon Gas, Nitic Acid, Nitrogen, Ozone, Phosphoric Acid, Potassium Carbonate, Sea Water, Sewage, Sodium Peroxide, Steam, Sulfur, Sulfuric Acid, Toluene, Transformer Oil, Urea, Varnish, Vegetable Oils, Vinegar

PROPERTIES	TEST METHOD	VALUES FPS UNITS	TEST METHOD	VALUES METRIC UNITS
SPECIFIC GRAVITY	DIN 53508	1.20 ± 0.05	ASTM D297	1.20 ± 0.05
HARDNESS	DIN 53505	60 ± 5 SH A	ASTM D2240	60 ± 5 SH A
TENSILE STRENGTH (KG/CM2)	DIN 53504	1280 PSI	ASTM D412	90 KG/CM2
ELONGATION AT BREAK ( MIN )	DIN 53504	350%	ASTM D412	350%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX)	DIN 53517	40%	ASTM D395 METHOD B	40%
TEAR RESISTANCE ( ANGULAR ) MIN	DIN 53515	140 LBS/INCH	ASTM D624	25 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC)			ASTM D573
— HARDNESS (PTS)		+ 3 (MAX)		+ 35 (MAX)
— TENSILE STRENGTH (%)		+10 / – 10		+10 / – 10
— ELONGATION AT BREAK (%)		+10 / – 10		+10 / – 10
VOLUME SWELL : AT 70º C FOR 72 HRS/IN			ASTM D 471
IRM OIL NO.1		NOT RECOMMENDED		NOT RECOMMENDED
IRM OIL NO.2		NOT RECOMMENDED		NOT RECOMMENDED
IRM OIL NO.3		NOT RECOMMENDED		NOT RECOMMENDED
POLYMER CONTENT (EPDM)		100%		100%
CHEMICAL RESISTANCE
— OZONE		EXCELLENT	ASTM D 1149	EXCELLENT
— DILUTE ACIDS AND BASES		EXCELLENT		EXCELLENT
— CONCENTRATED ACIDS AND BASES		EXCELLENT		EXCELLENT
— OILS		FAIR		FAIR
— SOLVENTS		NOT RECOMMENDED		NOT RECOMMENDED
TEMPERATURE RANGE		-40 º TO +125º C		-40 º TO +125º C
Colour		BLACK

High Temperature Butyl Gasket

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