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Nitrile Rubber Properties

Common Names: Buna-N, Nitrile, NBR

ASTM D-2000 Classification: BF, BG, BK
Chemical Definition: Butadiene Acrylonitrile

General Characteristics

Aging Weather/ Sunlight: Poor
Adhesion to Metals: Good to Excellent


Abrasion Resistance: Excellent
Tear Resistance: Good
Solvent Resistance: Good to Excellent
Oil Resistance: Good to Excellent

Temperature Range

Low Temperature Usage: -30°F to -40°F | -34°C to -40 °C
High Temperature Usage: Up to 250°F | 121°C

Additional Properties

Durometer Range (Shore A): 20-95
Tensile Range (P.S.I): 200-3000
Elongation (Max %): 600
Compression Set: Good
Resilience/ Rebound: Good

Caution: Nitrile should not be used in applications involving highly polar solvents such as acetone, MEK, ozone, chlorinated hydrocarbons and nitro hydrocarbons.

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Learn about common nitrile applications
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