- Product Name: bitumen VG20
This grade of viscosity grade bitumen, with 1600 to 2400 poise at 60 °C. is generally used in hot mix asphalt for road construction in cold or mountain areas.
In North India, vg20 is used for road construction in hot mix asphalt.
| Viscosity Grade VG-20 Bitumen Specifications | |||
| Specifications | Acceptable Range | Test Method | Explanations |
| Absolute Viscosity | Min 1600 | ASTM – D4402 | at 60°C, Poises |
| Kinematic Viscosity | Min 300 | ASTM – D4402 | at 135°C, c.st |
| Solubility | 99.0 Min | ASTM – D2042 | in CCL4, % |
| Flash Point | 220 Min | ASTM – D92 | °C |
| Penetration | 60-80 | ASTM – D5 | at 25°C, mm/10 |
| Softening Point | Min 45 | ASTM – D36 | °C |
| Test on Reside Form Thin Film Oven Test (T.F.O.T) | |||
| Ratio Viscosity | Max 4.0 | ASTM – D4402 | at 60°C, % |
| Ductility | Min 50 | ASTM – D113 | at 25°C, cm |
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