10% Content Neoprene/SBR Washer

SKU: WASHER-SM106

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PROPERTIES	TEST METHOD	VALUES FPS UNITS	TEST METHOD	VALUES METRIC UNITS
SPECIFIC GRAVITY	DIN 53508	1.50 ± 0.05	ASTM D297	1.70 ± 0.05
HARDNESS	DIN 53505	70 ± 5 SH A	ASTM D2240	70 ± 5 SH A
TENSILE STRENGTH (MIN)	DIN 53504	497 PSI	ASTM D412	35 KG/CM2
ELONGATION AT BREAK (MIN)	DIN 53504	200%	ASTM D412	200%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX)	DIN 53517	50%	ASTM D395 METHOD B	50%
TEAR RESISTANCE (ANGULAR) MIN	DIN 53515	84 LBS/INCH	ASTM D624	15 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING (72 HRS. AT 70 ºC)			ASTM D573
— HARDNESS (PTS)		+ 5 (MAX)		+ 5 (MAX)
— TENSILE STRENGTH (%)		+ 10 / – 25		+ 10 / – 25
— ELONGATION AT BREAK (%)		+ 10 / – 25		+ 10 / – 25
VOLUME SWELL : AT 70º C FOR 72 HRS/IN			ASTM D 471
IRM OIL NO.1		+ 33%		+ 33%
IRM OIL NO.2		+ 47%		+ 47%
IRM OIL NO.3		+ 90%		+ 90%
POLYMER CONTENT (NEOPRENE)		10%		10%
CHEMICAL RESISTANCE
— OZONE		FAIR	ASTM D 1149	FAIR
— DILUTE ACIDS AND BASES		FAIR		FAIR
— CONCENTRATED ACIDS AND BASES		NOT RECOMMENDED		NOT RECOMMENDED
— OILS		NOT RECOMMENDED		NOT RECOMMENDED
— SOLVENTS		NOT RECOMMENDED		NOT RECOMMENDED
TEMPERATURE RANGE		-30 º TO +70º C		-30 º TO +70º C
COLOUR		BLACK

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