VG-40 grade bitumen is in the top of list when we are looking for a high resistant bitumen. It is used in very hot climate condition (above 40 C) and in highly stressed situations such as conjunctions and truck parking stations . Viscosity grade 40 can be used instead of 30-40 old viscosity type.
Bitumen viscosity grade(VG40)
VG-40 grade bitumen is in the top of list when we are looking for a high resistant bitumen. It is used in very hot climate condition (above 40 C) and in highly stressed situations such as conjunctions and truck parking stations . Viscosity grade 40 can be used instead of 30-40 old viscosity type.
| Grade | Bitumen Viscosity grade(VG40) |
| Appearance | sticky, black, highly viscous liquid or semi-solid form of petroleum. |
| Packaging | bulk, and drums in different sizes of 150 Kg,180 Kg,200 Kg ,240 Kg |
| Absolute viscosity(at 60 °C, Poises) | Min 3200 |
|---|---|
| Kinematic viscosity(at135°C, C.st) | Min 400 |
| Solubility (in CCL4, %) | 99.0 Min |
| Flash point (°C) | 220 Min |
| Penetration (at 25 C, mm/10) | 40-60 |
| Softening point (°C) | Min 50 |
| Ratio viscosity (at 60°C,%) | Max 4.0 |
| Ductility (at 25 °C, Cm) | Min 25 |
| Small Size | 30*50 |
