Butyl Rubber
BUTYL RUBBER
Butyl Rubber is impermeable to air with outstanding resistance to gases, vapors, heat aging, oxygen, ozone, sunlight, abrasion and tearing. It offers excellent resistance to alkalis and acids and this material is good for electrical insulation, automotive parts and construction.
PROPERTIES
Denver Rubber Company butyl rubber is performance driven.
- Air tight and gas impermeable
- Low glass transition temperature
- Good ozone resistance
- Good vibration damper
- Biocompatible
- Slow aging material
- Non-toxic
Physical Properties
Elongation: 350%
Hardness Range (Durometer Shore A): 60
Thermal Properties
Minimum Service Temperature: -22°F
Maximum Service Temperature: 240°F
TYPES OF BUTYL
| Durometer Hardness (Shore A ± 5) | Thickness inches | Width inches | Tensile psi | Ultimate Elongation % | Temperature Range | Estimated Weight Per Linear Foot (1/8″ x 36″) | Specifications |
|---|---|---|---|---|---|---|---|
| 40 | 1/32 – 1/4 | 36, 48 | 1100 | 550 | -40°F to +180°F | 2.09 lb | ASTM D 2000 M1AA 407 |
| 50 | 1/32 – 1/4 | 36, 48 | 1100 | 400 | -40°F to +180°F | 2.2 lb | ASTM D 2000 M1AA 507 |
| 60 | 1/32 – 1/4 | 36, 48 | 1100 | 300 | -40°F to +180°F | 2.24 lb | ASTM D 2000 M1AA 607 |
| 70 | 1/32 – 1/4 | 36, 48 | 1500 | 250 | -40°F to +180°F | 2.3 lb | ASTM D 2000 M1AA 707 |
APPLICATIONS
- Shock mounts and Butyl O-Rings
- Sealant for rubber roof repair, construction sealants, hoses and mechanical goods.
- Tubeless tire liners, inner tubes.
- Stoppers for glass bottles, medicine bottles, and pharmaceuticals
- Pond and Tank liners
