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BUTYL
HiFlexTM BIIR
HiFlexTM BIIR is a blended brominated copolymer of Isobutylene and Isoprene. HiFlexTM BIIR has very good processability and is compatible for co-curing with conventional diene rubbers. It shows good resistance to oxidation and ozone degradation and has low gas permeability.
Applications:
Tyre innerliners, pharmaceutical stoppers, hoses, tank linings, sheets,etc.
Supply Form:
34 kgs bale wrapped in dispersible film.
RAW MATERIAL PROPERTIES
| Properties | Nominal Value | Test Method |
| Mooney Viscosity (ML 1+8@125℃) | 35 +/- 5 MU | ASTM D1646 |
| Bromine Content | 1.7% min | Internal Method |
| Moisture Content | 1.0% max | Internal Method |
| Ash Content | 1.0% max | ASTM D297-35 |
| Density | 0.93 g/cm³ | ISO 1183 |
| Antioxidant | Non-Staining | – |
| Physical Properties* | Value |
| Tensile Strength | 9.6 MPa |
| Modulus at 100% EB | 3.1 MPa |
| Elongation at Break | 400% |
| Hardness | 58 Shore A |
* Characteristics determined on a HEPL compound of the following formulation. Press Cure: 20 mins @ 160℃
| HiFlexTM BIIR | 100 |
| Zinc Oxide | 5 |
| Stearic Acid | 1 |
| HAF N-330 | 50 |
| Qureacc® MBTS | 0.5 |
| Qureacc® TMTD | 1 |
| Sulfur | 2 |
702/703 Prasad Chambers, Tata Road No.2, Swadeshi Mills Compound, Opera House,
Mumbai – 400004, INDIA.
+ 91 22 23632222 / + 91 22 23612222
+ 91 9323008200