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Butyl Rubber > > |
| Abbreviation |
BUTYL |
| Common Name |
Butyl |
| ASTM D-2000 classification |
AA, BA |
| Military(Mil-Std417) |
RS |
| Chemical Definition |
Isobutylene Isoprene |
| General Characteristics |
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| Durometer-Range (Shore A) |
40-90 |
| Tensile Range (P.S.I) |
500-3000 |
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| Elongation (Max.%) |
850 |
| Compression Set |
Fair to Good |
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| Resilience-Rebound |
Fair |
| Abrasion Resistance |
Fair |
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| Tear Resistance |
Good |
| Solvent Resistance |
Poor |
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| Oil Resistance |
Poor |
| Low Temperature Usage (°F) |
-10° to -60° |
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| High Temperature Usage (°F) |
to 250° |
| Aging Weather-Sunlight |
Excellent |
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| Adhesion To Metals |
Good |
Feature
Advantage:
- Impermeable to most common gasses.
- Good resistance to sunlight and ozone Normally satisfactory when exposed to animal and vegetable oils and oxidizing chemicals.
Disadvantage:
- Not recommended for use with petroleum solvent, coal tar and aromatic hydrocarbons.
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