Common Name: Nitrile, Buna, NBR, Buna-N
Chemical Name: Acrylonitrile – Butadiene
Properties: Excellent resistance to oil/gasoline, petroleum based hydraulic fluids. Wide range of service temps, very good resistance to alkalis and acids.
Size Sheet Range: Width: .75” -60” Thickness: .010” – 1.00” Length: Min 60’ Ft
Uses: In and around oil and gas exposed areas, hose, wire & cable
Durometer Range: 30 – 95 Shore A
Elongationa: 400% to 600%
a- Range given based on Hardness
Abrasion Resistance: Good/Excellent
Compression Set: Good
Flame Resistance: Poor
Flex Cracking Resistance: Good
Impact Resistance: Fair/Good
Resilience/Rebound: Good
Tear Resistance: Good
Temperature Rangeb (Service): -30°F to 250°F
b- Cured rubber temperature operating service range
Ozone Resistance: Poor
Steam Resistance: Fair
Weather Resistance: Poor
Oxidation Resistance: Good
Gas Permeability: Fair/Good
Sunlight Resistance: Poor
Water Resistance: Good/Excellent
Chemical Resistance: Many hydrocarbons, fats, oils, greases, hydraulic fluids, chemicals.
Attacked By: Ozone (except PVC blends), ketones, esters, aldehydes, chlorinated and nitro hydrocarbons.