Peroxide Cured Heat Resistant EPR Gasket

Chemical Resistances

Acetic Acid, AdBlue, Brake Fluid, Brine, Calcium Chloride, Carbon Dioxide, Carbon Monoxide, Carbonic Acid, Caustic Soda, Sodium Hydroxide, Citric Acid, 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 Chloride, Sodium Peroxide, Steam, Sulfur, Sulfuric Acid, Urea, Uric Acid, Vegetable Oils, Vinegar

PROPERTIES	TEST METHOD	VALUES FPS UNITS	TEST METHOD	VALUES METRIC UNITS
SPECIFIC GRAVITY	ASTM D297	1.25 ± 0.05	DIN 53508	1.25 ± 0.05
HARDNESS	ASTM D2240	60 ± 5 SH A	DIN 53505	60± 5 SH A
TENSILE STRENGTH ( MIN )	ASTM D412	853PSI	DIN 53504	60 KG/CM2
ELONGATION AT BREAK ( MIN )	ASTM D412	250%	DIN 53504	250%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX)	ASTM D395 METHOD B	20%	DIN 53517	20%
TEAR RESISTANCE ( ANGULAR ) MIN	ASTM D624	140 LBS/INCH	DIN 53515	25 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70ºC )	ASTM D573		ASTM D573
— HARDNESS (PTS)		+ 5 (MAX)		+ 5 (MAX)
— TENSILE STRENGTH (%)		± 20% (Max)		± 20% (Max)
— ELONGATION AT BREAK (%)		± 30% (Max)		± 30% (Max)
VOLUME SWELL : AT 70ºC FOR 72 HRS/IN	ASTM D 471		ASTM D 471
ASTM OIL NO.1		NOT RECOMMENDED		NOT RECOMMENDED
ASTM OIL NO.2		NOT RECOMMENDED		NOT RECOMMENDED
ASTM OIL NO.3		NOT RECOMMENDED		NOT RECOMMENDED
POLYMER CONTENT (EPDM)		100%		100%
CHEMICAL RESISTANCE
— OZONE	ASTM D 1149	EXCELLENT		EXCELLENT
— DILUTE ACIDS AND BASES		EXCELLENT		EXCELLENT
— CONCENTRATED ACIDS AND BASES		EXCELLENT		EXCELLENT
— OILS		NOT RECOMMENDED		NOT RECOMMENDED
— SOLVENTS		NOT RECOMMENDED		NOT RECOMMENDED
TEMPERATURE RANGE		-30º TO + 150ºC		-30º TO + 150ºC
COLOUR			BLACK

Peroxide Cured Heat Resistant EPR Gasket

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