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Catalog / Service Material overview Elastomere NR

Natural rubber

Short designation	NR
Brand name
Chemical description	Natural rubber
Mechanical properties
Hardness range [Shore A/D]	30 – 90
Wear resistance	Good
Tensile strength [MPa]	10 – 30
Physical properties
Density [g/cm³]	1.35
Application temperatures
Temperature range, short-term [°C]	-50 – 100
Temperature range, continuous [°C]	-30 – 80
Other properties
Flammability according to UL 94	Burns
Chemical resistance
Mineral grease and oils	-
Petrol	--
Weak/strong acids	-/--
Weak/strong alkalis	+/o
Perchloroethylene	--
Trichloroethylene	--
Acetone	o
Alcohols	++
Brake fluid	++
Hydrolysis resistance (hot water)	+
Weather/UV radiation	+

This information is for reference only; we do not assume any liability for its accuracy. The properties of elastomer materials are highly dependent on their specific composition and their additives.

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