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Empirical properties of asphalt.
| Inspection item | Test standards | Types of asphalt | |
|---|---|---|---|
| Conventional bitumen | SBS modified asphalt | ||
| Test results | Test results | ||
| Penetration (25°C, 100 g, 5 s)/0.1 mm | ASTM D 5 | 65.4 | 69.5 |
| Ductility (15°C, 5 cm/min)/cm | ASTM D 113 | >100 | 34.6 |
| Softening point (TR & B)/°C | ASTM D 36 | 47.3 | 73.7 |
| Density (15°C)/(g/cm3) | ASTM D 70 | 1.034 | 1.037 |
| Solubility (trichloroethylene)/(%) | ASTM D 2042 | 99.9 | 99.6 |
| PG grade | ASTM D 946 | PG64-22 | PG70-22 |
