Styrene Butadiene (SBR)

Abbreviation:

SBR

ASTM D-2000 Classification:

AA, BA

Chemical Definition:

Styrene Butadiene

 

Physical & Mechanical Properties

  • Durometer or Hardness 30 - 95 Shore A
  • Tensile Strength 500 - 3000 PSI
  • Elongation % 450% - 600%
  • Abrasion Resistance Excellent
  • Adhesion to Metal Excellent
  • Adhesion to Rigid Materials Excellent
  • Compression Set Good to Excellent
  • Flex Cracking Resistance Good
  • Impact Resistance Excellent
  • Resilience/Rebound Good
  • Tear Resistance Fair to Excellent
  • Vibration Dampening Fair to Good

Thermal Properties

  • Low Temperature -60° F to -30° F
  • Minimum for Continuous Use (static) -60° F
  • Brittle Point -80° F
  • High Temperature +210° F to 250° F
  • Maximum for Continuous Use (static) +225° F

Environmental Performance

  • Colorability Good
  • Flame Resistance Poor
  • Gas Permeability Fair
  • Odor Good
  • Ozone Resistance Poor
  • Oxidation Resistance Fair to Excellent
  • Radiation Resistance Poor to Good
  • Steam Resistance Fair to Good
  • Sunlight Resistance Poor
  • Taste Retention Fair to Good
  • Weather Resistance Fair to Good
  • Water Resistance Good to Excellent

Chemical Resistance

  • Acids, Dilute Fair to Good
  • Acids, Concentrated Poor to Fair
  • Acids, Organic (Dilute) Good
  • Acids, Organic (Concentrated) Poor to Good
  • Acids, Inorganic Fair to Good
  • Alcohols Good
  • Aldehydes Fair to Poor
  • Alkalies, Dilute Fair to Good
  • Alkalies, Concentrated Fair to Good
  • Amines Poor to Good
  • Animal & Vegetable Oils Poor to Good
  • Brake Fluids, Non-Petroleum Based Poor to Good
  • Diester Oils Poor
  • Esters, Alkyl Phosphate Poor
  • Esters, Aryl Phosphate Poor
  • Esters Poor
  • Fuel, Aliphatic Hydrocarbon Poor
  • Fuel, Aromatic Hydrocarbon Poor to Fair
  • Fuel, Extended (Oxygenated) Poor
  • Halogenated Solvents Poor
  • Hydrocarbon, Halogenated Poor
  • Ketones Poor to Good
  • Lacquer Solvents Poor
  • LP Gases & Fuel Oils Poor
  • Mineral Oils Poor
  • Oil Resistance Poor
  • Petroleum Aromatic Poor
  • Petroleum Non-Aromatic Poor
  • Refrigerant Ammonia Good
  • Refrigerant Halofluorocarbons R-12, R-13
  • Refrigerant Halofluorocarbons with Oil Poor
  • Silicone Oil Poor
  • Solvent Resistance Poor

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