Common Name: Butyl
Chemical Names: Isobutylene, Chlorobutylene, Halobutylene
Properties: Very good weathering resistance. Excellent dielectric properties. Low permeability to air. Good physical properties. Poor resistance to petroleum-based fluids.
Size Sheet Range: Width: .75” -80” Thickness: .010” – 1.00” Length: Min 60’ Ft
Uses: tire inner tubes, bladders, hosing
Uses: Gaskets, Washers, seals for doors/windows, outdoor applications
Durometer Range: 40 – 80 Shore A
Elongationa: 300% – 850%
a-Range given based on Hardness
Abrasion Resistance: Good
Compression Set: Fair
Flame Resistance: Poor
Flex Cracking Resistance: Good/Excellent
Impact Resistance: Good
Resilience/Rebound: Poor
Tear Resistance: Good
Temperature Rangeb (Service): -60°F to 300°F
b- Cured rubber temperature operating service range
Ozone Resistance: Excellent
Steam Resistance: Excellent/Outstanding
Weather Resistance: Excellent
Oxidation Resistance: Excellent
Gas Permeability: Good
Sunlight Resistance: Excellent
Water Resistance: Very Good
Chemical Resistance: Animal and vegetable fats, oils, greases, ozone, strong and oxidizing chemicals.
Attacked By: Petroleum, solvents, coal tar solvents, aromatic hydrocarbons.