PROPERTIES of ELASTOMERS 

PROPERTIES: Natural Rubber Styrene
Butadiene		 Ethylene
Propylene		 Neoprene Nitrile Silicone Urethane
Rubber		 Fluorocarbon Fluorosilicone
Hardness Range
(Shore A)		 20 - 90 40 - 90 30 - 90 10 - 95 20 - 95 10 - 85 10A to 80D 50 - 95 40 - 80
Tear Resistance Good Fair Good Good Fair Poor Excellent Fair Fair
Abrasive Resistance Excellent Good Good Excellent Good Poor Outstanding Good Good
Compression Set Good Excellent Good Fair to Good Good Fair Good Very Good Fair
Permability to
Gases		 Fair Fair Fair to Poor Low Fair Fair Fair Very Low Low
ACID RESISTANCE:
Dilute Fair to Good Fair to Good Excellent Very Good Good Fair Poor Excellent Good
Concentrated Fair to Good Fair to Good Good Good Good Fair Poor Excellent Fair
SOLVENT RESISTANCE:
Aliphatic Hydrocarbons Poor Poor Poor Good Excellent Poor Excellent Excellent Fair
Aromatic Hydrocarbons Poor Poor Poor Fair Good Poor Fair to Good Excellent Fair
Oxygenated (ketones,etc.) Good Poor Good Poor Poor Fair Poor Poor Poor
Lacquer Solvents Poor Poor Good Poor Fair Poor Poor Poor Poor
Swelling in Lubricating Oil Poor Poor Poor Good Very
Good		 Fair Excellent Excellent Good
RESISTANCE:
Oil and Gasoline Poor Poor Poor Good Excellent Fair Excellent Excellent Good
Water Absorption Very Good Very Good Excellent Good Fair to Good Good Good @ 70F
Poor @ 212 F		 Very Good Very Good
Ozone Fair Fair Excellent Excellent Fair Excellent Outstanding Excellent Excellent
Sunlight Poor Fair Very Good Very Good Poor Excellent Good Very Good Very Good
Temperature
Range (c)		 -55 - +90 -50 - +100 -50 - +150 -40 - +100 -40 - +100 -60 - +200 -25 - +100 -20 - =200 -60 - +175
Major Attributes Resilience General
Purpose		 General Purpose Oil & Gas
Resistance,
Weatherability		 Oil Resistance Heat Resistance Abrasion Resistance, Load Bearing Characteristics Heat Resistant, Excellent Solvent & Chemical Resistance Low Temperature
Flexibility,
Fluid Resistance,
Ozone Resistance

Information presented herein has been compiled from sources considered to be dependable and is accurate and reliable to the best of our knowledge and belief but is not guaranteed to be so. Nothing herein is to be construed as recommending any practice of any product in violation of any patent or in violation of any law or regulation.