| Property | Test Method | Specification | Unit |
| Specific Gravity | ASTM D792 | 1.15 – 1.21 | - |
| Heat Stability ( at 1800C) | VTPC Method | Min. 100 | Min |
| Hardness Shore A/ 15s | ASTM D2240 | 51 - 57 | - |
| Tensile Strength | JIS K6723 | Min. 90 | kgf/cm2 |
| Elongation at break | JIS K6723 | Min. 300 | % |