SBR material（Styrene butadiene Rubber）is soft, waterproof and has excellent warm keeping properties.
Applications: bags, can coolers, cell phone case, protection equipment…etc
| Physical Properties of SBR | |||
| ITEM | Unit | SBR | SBR Hard |
| Tensile Strength | kgf/cm2 | 2.16 | 2.5 |
| Tear Strength | kgf/cm | 1.14 | 1.5 |
| Elongation Break | % | 200 | 200 |
| Hardness | degree | 6-8 | 8-10 |
| Specific Gravity(sp.gr) | - | - | |
| Density | g/cm3 | 0.14 | 0.14 |
| Compression 22hrs 25℃ | %(max) | 25 | 20 |
| Water Absorption | %(max by weight) | 3 | 3 |
| Shrinkage 24hrs 70℃ | % | 5 | 5 |
| Size | 50"*130" 42"*130" | 50"*130" 42"*130" | |
