Silicone Rubber Polymer:
Properties, Characteristics and Resistances

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General Information

  • Common Name:

    SIlicone

  • Chemical Name:

    Polysilixane

  • Generally Resistant To:

    Acid, Weather, Water, Sunlight, Ozone, Oxidation and Staining

  • Generally Attacked By:

    Hydrocarbons, Ketones, Solvents, Impact and Abrasion

  • ASTM D 2000 / SAE J200 Classification:

    FE, GE

  • MIL-R-3065 / SAE J-14 / MIL-STD-417 Classification:

    TA

  • ASTM D-1418 Designation:

    Q

Physical Properties

  • Elongation:

    100% to 900%

  • Hardness Range (Durometer Shore A):

    30 to 90

Mechanical Properties

  • Compression Set:

    Good

  • Rebound Rating:

    Good to Excellent

  • Flex Cracking Resistance:

    Poor to Excellent

  • Abrasion Resistance:

    Poor to Fair

  • Tear Resistance:

    Poor

  • Impact Resistance:

    Poor to Fair

  • Flame Resistance:

    Good to Excellent

Thermal Properties

  • Minimum Service Temperature:

    -80°F to -180°F

  • Maximum Service Temperature:

    +550°F

Environmental Resistance

  • Recommended Shelf Life:

    20 years

  • Weather Resistance:

    Excellent

  • Sunlight Resistance:

    Excellent

  • Ozone Resistance:

    Excellent to Outstanding

  • Oxidization Resistance:

    Excellent

  • Water Resistance:

    Excellent

  • Steam Resistance:

    Fair to Good

  • Gas Permeability:

    Poor to Fair

  • Radiation Resistance:

    Good, 7 x 104 Ga Gy

    Poor, 2 x 105 Ga Gy

Chemical Resistance

  • Acetone:

    Minor to Moderate Effect

  • Amonium Hydroxide:

    RECOMMENDED: Little or Minor Effect

  • Animal Fats:

    Minor to Moderate Effect

  • Carbon Dioxide:

    RECOMMENDED: Little or Minor Effect

  • Chlorine:

    • DRY:

      - - -

    • WET:

      - - -

  • Fluorine (Liquid):

    NOT RECOMMENDED

  • Fuel Oil:

    NOT RECOMMENDED

  • Gasoline:

    NOT RECOMMENDED

  • Hydrochloric Acid 37%:

    • HOT:

      NOT RECOMMENDED

    • COLD:

      Minor to Moderate Effect

  • Hydrochloric Acid Concentrate 37%:

    • HOT:

      NOT RECOMMENDED

    • COLD:

      NOT RECOMMENDED

  • Kerosene:

    NOT RECOMMENDED

  • Methyl Ethyl Ketone:

    - - -

  • Mineral Oil:

    Minor to Moderate Effect

  • Naptha:

    NOT RECOMMENDED

  • Natural Gas:

    RECOMMENDED: Little or Minor Effect

  • Nitric Acid:

    • Concentrate:

      NOT RECOMMENDED

    • Dillute:

      Minor to Moderate Effect

    • Red Fuming:

      NOT RECOMMENDED

  • Petroleum:

    • Below 250:

      Minor to Moderate Effect

    • Above 250:

      NOT RECOMMENDED

  • Phosphoric Acid:

    • 20%:

      - - -

    • 45%:

      NOT RECOMMENDED

  • Propane:

    - - -

  • Salt Water:

    - - -

  • Skydrol:

    • Skydrol 500:

      Moderate to Severe Effect

    • Skydrol 7000:

      Minor to Moderate Effect

  • Sodium Hydroxide:

    Minor to Moderate Effect

  • Sulfuric Acid:

    • Concentrate:

      NOT RECOMMENDED

    • Dillute:

      NOT RECOMMENDED

    • 20% Oleum:

      NOT RECOMMENDED

  • Toluene:

    NOT RECOMMENDED

  • Transformer Oil:

    Minor to Moderate Effect

  • Vegetable Oils:

    RECOMMENDED: Little or Minor Effect

  • Vinegar:

    RECOMMENDED: Little or Minor Effect

Recommended Storage Conditions

  • Store in a cool, dry place with temperature below 75°F.
  • Keep away from direct heat or open flames.
  • Avoid contact with solvents or other fluids.
  • Do not store in direct sunlight.
  • Keep products wrapped or sealed to minimize the absorption of moisture.
  • Store in a relaxed condition free from tension, compression or other deformation.