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.

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