Bitumen 60/70
Penetration grade bitumen 60/70 used as a base binder for road construction and paving, supplied to consistent international quality standards.
Specification
| Property | Method of Test | Specified Value |
|---|---|---|
| Penetration at 25℃, 100g for 5 seconds | ASTM D5 | 60-70 |
| Ductility at 25℃ (77℉), 5cm per min, cm | ASTM D 113 | 100 min |
| Softening Point, ℃ | ASTM D36 | 49-56 Max |
| Loss on heating, % | ASTM D6 | 1.0 Max |
| Retained penetration at 25℃, 100g for 5 sec as % of original | ASTM D5 | 54 Min |
| Flash Point, ℃ | ASTM D92 | 250 min |
| Solubility in Trichloroethylene, mass % | ASTM D 2042 | 99.0 Min |
| Specific Gravity @25℃ | ASTM D70 | 1.01 ± 0.05 |
| Ductility of residue at 25℃ (77℉), 5cm per min, cm | ASTM D 113-99 | 50 Min |
| Drop in penetration after heating, % | ASTM D 5 | 20 Max |
| Spot test | A.A.S.H.T.O. 102 | Negative |
| Foam on heating at 175℃ | ASTM D 92C | Nil |
| Water by distillation, vol% | ASTM D 95 | Nil |
