Viton® Polymer:
Properties, Characteristics and Resistances

General Information

Trade Name:

Viton®

Chemical Name:

Fluoroelastomer

Generally Resistant To:

Acids, Hydrocarbons, Oils, Gasoline, Water, Heat, Fuels, Chemicals, Weather, Sunlight, Oxidation and Ozone

Generally Attacked By:

Ketones, Solvents, High pH Chemicals and Low Molecular Weight Carbonyls

ASTM D 2000 / SAE J200 Classification:

HK

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

TB

ASTM D-1418 Designation:

FKM

Physical Properties

Elongation:

100% to 500%

Hardness Range (Durometer Shore A):

60 to 90

Mechanical Properties

Compression Set:

Very Good

Rebound Rating:

• Cold:

  Fair to Good

• Hot:

  Good to Excellent

Flex Cracking Resistance:

Good

Abrasion Resistance:

Good

Tear Resistance:

Fair to Good

Impact Resistance:

Good

Flame Resistance:

Very Good to Excellent

Thermal Properties

Minimum Service Temperature:

-20°F to -70°F

Maximum Service Temperature:

+600°F

Environmental Resistance

Recommended Shelf Life:

20 years

Weather Resistance:

Excellent to Outstanding

Sunlight Resistance:

Good to Outstanding

Ozone Resistance:

Outstanding

Oxidization Resistance:

Outstanding

Water Resistance:

Very Good

Steam Resistance:

Poor to Good

Gas Permeability:Fair to Good

Good to Excellent

Radiation Resistance:

Good, 7 x 10⁴ Ga Gy

Fair, 2 x 10⁵ Ga Gy

Chemical Resistance

Acetone:

NOT RECOMMENDED

Amonium Hydroxide:

Minor to Moderate Effect

Animal Fats:

RECOMMENDED: Little or Minor Effect

Carbon Dioxide:

RECOMMENDED: Little or Minor Effect

Chlorine:

• DRY:

  RECOMMENDED: Little or Minor Effect

• WET:

  RECOMMENDED: Little or Minor Effect

Fluorine (Liquid):

Minor to Moderate Effect

Fuel Oil:

RECOMMENDED: Little or Minor Effect

Gasoline:

RECOMMENDED: Little or Minor Effect

Hydrochloric Acid 37%:

• HOT:

  RECOMMENDED: Little or Minor Effect

• COLD:

  RECOMMENDED: Little or Minor Effect

Hydrochloric Acid Concentrate 37%:

• HOT:

  Minor to Moderate Effect

• COLD:

  RECOMMENDED: Little or Minor Effect

Kerosene:

RECOMMENDED: Little or Minor Effect

Methyl Ethyl Ketone:

NOT RECOMMENDED

Mineral Oil:

RECOMMENDED: Little or Minor Effect

Naptha:

RECOMMENDED: Little or Minor Effect

Natural Gas:

RECOMMENDED: Little or Minor Effect

Nitric Acid:

• Concentrate:

  RECOMMENDED: Little or Minor Effect

• Dillute:

  RECOMMENDED: Little or Minor Effect

• Red Fuming:

  Moderate to Severe

Petroleum:

• Below 250:

  RECOMMENDED: Little or Minor Effect

• Above 250:

  Minor to Moderate Effect

Phosphoric Acid:

• 20%:

  RECOMMENDED: Little or Minor Effect

• 45%:

  RECOMMENDED: Little or Minor Effect

Propane:

RECOMMENDED: Little or Minor Effect

Salt Water:

RECOMMENDED: Little or Minor Effect

Skydrol:

• Skydrol 500:

  NOT RECOMMENDED

• Skydrol 7000:

  Minor to Moderate Effect

Sodium Hydroxide:

Minor to Moderate Effect

Sulfuric Acid:

• Concentrate:

  RECOMMENDED: Little or Minor Effect

• Dillute:

  RECOMMENDED: Little or Minor Effect

• 20% Oleum:

  RECOMMENDED: Little or Minor Effect

Toluene:

RECOMMENDED: Little or Minor Effect

Transformer Oil:

RECOMMENDED: Little or Minor 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.

Data presented here was gathered from several sources including Uniroyal Chemical Company, Inc., The Los Angeles Rubber Group, Inc., and Compass Publications.

Viton® is a registered trademarks of DuPont Performance Elastomers.   |    Dyneon™ is a trademark of 3M.