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Materials


Due to the various applications for rubber products, there are a tremendous number of rubber compounds and materials available. With over 20 years of experience Precision Polymer Products can help match the proper material to your product requirements.

Below is a list of standard rubber materials and their associated physical properties:
 
   
Material Chemical Group Generally Resistant To Generally Attacked By
Natural Rubber, Isoprene Polyisoprene Most moderate wet or dry chemicals, organic acids, alcohols, ketones, aldehydes Ozone, strong acids, fats, oils, greases, most hydrocarbons
Butadiene, Styrene Butadiene Styrene, Butadiene Copolymer, Polybutadiene Similar to natural rubber Ozone, strong acids, fats, oils, greases, most hydrocarbons
Butyl Isobutylene, Isoprene, Polymer Water and steam Petroleum solvents, coal, tar, solvents, aromatic hydrocarbons
Ethylene Propylene Ethylene Propylene Copolymer and Terpolymer Water, steam and brake fluids Mineral oils and solvents, aromatic hydrocarbons
Nitrile Butadiene, Acrylonitrile Copolymer Many hydrocarbons, fats, oils, greases, hydraulic fluids, chemicals Ozone, ketones, esters, aldehydes, chlorinated and nitro hydrocarbons
Hydrogenated
Nitrile
Butadiene, Acrylonitrile Copolymer Similar to NBR but with improved chemical resistance and higher service temperature Ozone, ketones, esters, aldehydes, chlorinated and nitro hydrocarbons
Epichlorohydrin Epichlorohydrin polymer and copolymer Similar to nitrile with
ozone resistance
Ketones, esters, aldehydes, chlorinated and nitro hydrocarbons
Neoprene Chloroprene Polymer Moderate chemicals and acids, ozone, oils, fats, greases, many oils, and solvents Strong oxidizing acids, esters, ketones, chlorinated, aromatic and nitro hydrocarbons
Hypalon® Chlorosulfonated Polyethylene with improved acid and ozone resistance Similar to Neoprene Concentrated oxidizing acids, esters, ketones, chlorinated, aromatic and nitro hydrocarbons
Tyrin® Chlorinated Polyethylene Similar to Neoprene with improved acid and ozone resistance Concentrated oxidizing acids, esters, ketones, chlorinated, aromatic and nitro hydrocarbons
Urethane Urethane Polymer Ozone, hydrocarbons, moderate chemicals, fats, oils, greases Concentrated acids, ketones, esters, chlorinated and nitro hydrocarbons
Polysulfide Organic Polysulfide Polymer Ozone, oils, solvents, thinners, ketones, esters, aromatic hydrocarbons Mercaptons, chlorinated hydrocarbons, nitro hydrocarbons, ethers, amines, hetercocyclics
Silicone Organic Silicone Polymer Moderate or oxidizing chemicals, ozone, concentrated sodium hydroxide Many solvents, oils, concentrated acids, dilute sodium hydroxide
Fluorosilicone Fluorinated Organic Silicone Polymer Moderate or oxidizing chemicals, ozone, aromatic chlorinated solvents, bases Brake fluids, hydrazine, ketones
Tetrafluoro ethylene/ Propylene Fluorinated Copolymer Steam, amines and amine corrosion inhibitors, caustics, high pH media, wet sour gas, oil Aromatic hydrocarbons, chlorinated solvents, ethers, limited in low temperatures
Polyacrylate Copolymer of Acrylic Ester and Acrylic Halide Ozone, extreme pressure, lubricants, hot oils, petroleum solvents, animal and vegetable fats Water, alcohols, glycols alkali, esters, aromatic hydrocarbons, halogenated hydrocarbons, phenol
Fluoroelastomer Standard Fluorocarbon Dipolymer 66% Fluorine All aliphatic, aromatic and halogenated hydrocarbons, acids, animal and vegetable oils Ketones, low molecular weight esters and alcohols and nitro-containing compounds
Fluoroelastomer Standard or specialty type Fluorocarbon. Typically, >66% fluorine Same as FKM#2. Greater chemical resistance Ketones, low molecular weight esters and nitro-containing compounds
Perfluoroelastomer Fully Fluorinated Fluorocarbon Best fluid resistance of any elastomer Fluorocarbon-containing refrigerants cause minor effects