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Formerly designated as GR-S, Styrene-Butadiene Rubber (SBR) is not resistant to petroleum oils and solvents. It is resistant to automotive brake fluids and certain other non-mineral oil fluids and possesses good resistance to heat aging and abrasion.
Sample compound information: S 170
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General Information for Styrene-Butadiene Rubber
| Compound Series: |
12-100 to 12-199 |
| Temperature Range (F): |
-65° to +200° |
| General Properties: |
Modate strength and toughness. Good abrasion resistance. |
| Most Common Applications: |
Automobile tires
Automotive brake seals
Footwear
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Relative Properties of Styrene-Butadiene Rubber
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Styrene-Butadiene
S 170: A general-purpose SBR compound for applications which do not require resistance to petroleum fluids. It is especially suitable for automotive brake fluid service. Temperature range -65°F to +250°F.
| Compound Number: |
S 170 |
| Use with: |
Automotive brake fluid
Alcohol
Engine coolant
Water
Silicone Oil |
| Do not use with: |
Petroleum oils and fuels
Toluene
Trichloroethane |
| Special Applications: |
Automotive brake seals |
| Temperature Range (F): |
-65° to +200° |
| Comments: |
Ethylene propylene has replaced SBR for most automotive brake system applications because EP has superior heat and compression set resistance. |
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