| Color | Pale yellow to dark brown |
| Odor | Mild characteristic of rubber |
| Density | 0.92-1.05 g/cm³ |
| Hardness (Shore A) | 40-95 |
| Tensile strength | 2-8 MPa |
| Elongation at break | 200-700% |
| Elasticity | Good |
| Moisture content | 2-8% |
| Ash content | <0.5% |
| Volatile matter content | <2% |
| Melting point | 130-160°C |
| Flash point | >200°C |
| Solubility in solvents | Insoluble in water soluble in organic solvents |