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Butyl Rubber
General introduction
IIR is Copolymer rubber of isobutylene and isoprene. Including butyl rubber, brominated butyl rubber and chlorinated butyl rubber.
Characteristic of IIR:
Superior air impermeability
outstanding performance of heat-resistance
Good chemical corrosion-resistance and thermal aging resistance
Selection Guide:
Type | Grade | Mooney Viscosity ML(1+4)100℃ | Application |
BIIR | 3202 | 32-35 | Widely used in tires, medical rubber stoppers, anti-corrosion lining, protective clothing, shoes, TPV and other production areas. |
3902 | 32-35 | ||
4602 | 32-35 | ||
CIIR | 3812 | 33-43 | Used for tire inner liners, medical stoppers, corrosion-resistance lining, protective clothing, shoes production and TPV industry. |
IIR | 51 | 46-56 | It can be widely used for inner tubes of tires, tire envelopes, medical stoppers, sealing materials, ball bladders, building sealants, electrical condensers, etc. |
Above is just part of our grades, if you want to know further information or more grades, please contact info@sundow.com.