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Styrene Butadiene Rubber

General Guidelines

Common Name: SBR

Chemical Name: Styrene-Butadiene Rubber

Properties: Excellent Impact strength, very good impact strength, Good abrasion resistance. Flexibility in low temperatures. Poor resistance to petroleum-based fluids.

Uses: Scrapers, protective covers, abrasive barriers

Note- Property values are all based on cured elastomers

 

 


Common Name: SBR

Chemical Name: Styrene-Butadiene Rubber

Properties: Excellent Impact strength, very good impact strength, Good abrasion resistance. Flexibility in low temperatures. Poor resistance to petroleum-based fluids.

Uses: Scrapers, protective covers, abrasive barriers

Durometer Range: 30 – 95 Shore A

Elongationa: 450% to 600%

a- Range given based on Hardness

Abrasion Resistance: Excellent

Compression Set: Good

Flame Resistance: Poor

Flex Cracking Resistance: Good

Impact Resistance: Excellent

Resilience/Rebound: Poor to Excellent

Tear Resistance: Fair to Good

Temperature Rangeb (Service): -50°F to 225°F

b- Cured rubber temperature operating service range

Ozone Resistance: Poor

Steam Resistance: Fair/Good

Weather Resistance: Fair/Good

Oxidation Resistance: Fair/Excellent

Gas Permeability: Fair

Sunlight Resistance: Poor

Water Resistance: Very Good

Chemical Resistance: Most moderate chemicals, wet or dry, organic acids, alcohols, ketones, aldehydes.
Attacked By: Ozone, strong acids, fats, oils, greases, most hydrocarbons.

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