Product Description
Premium Grade IIR1953 is a synthetic rubber with high Mooney viscosity , a copolymer of isobutylene and isoprene
.
Basic Characteristics
| Property | Unit | Specification | Test Method |
| Appearance | / | White or light amber solid | Visual |
| Mooney Viscosity ML（1+8）125℃ | MU | 51.0±5.0 | GB/T 1232.1 |
| Unsaturation | mol% | 1.70±0.20 | GB/T 34247.2 |
| Volatiles | wt% | ≤0.3 | GB/T 24131.2 |
| Ash content | wt% | ≤0.2 | GB/T 4498.1 |
Antioxident | wt% | ≥0.03 | Chambroad Method |
| Calcium stearate | wt% | ≤0.6 | Chambroad Method |
Curing Characteristics
| Property | Unit | Specification | Test Method |
| ML | dN.m | 3.3±0.9 | Compounding method :SH/T 1717-2008 Test condition:SH/T 1717-2008 6.2Test method:GB/T 9869.3 |
| MH | dN.m | 16.8±1.4 | |
| ts1 | min | 2.0±1.0 | |
| t50 | min | 5.3±2.0 | |
| t90 | min | 20.4±3.3 |
Applications
Widely used in the manufacture of various inner tubes, curing bladders, pharmaceutical stoppers, shoe materials, ball bladders, sealing materials and electrical insulating materials, etc.
Packaging
25kg per bale, individually packed in low melting PE/EVA/(EVA+PE) composite film.
Disposable iron box or Turnover iron box, 1200kg per box(25 kg per bale *48 bales).
Safety
The solid high-molecular polymer with stable and reliable performance, harmless to humans, animals,plants as well as ecology environment. For any relevant safety data, see details in MSDS.
Storage
The item must be stored in dry and ventilative warehouse and kept out of direct sunlight, moisture and contamination. The storage period is 12 months.
