Table 1.
Physical properties of reference asphalt binder (CA-24).
| Tests | Specs. [32] | CA-24 |
|---|---|---|
| Original viscosity at 60 °C (P) | Min. 2400 | 2940 |
| Penetration at 25 °C, 100 g, 5 s (dmm) | Min. 40 | 63 |
| Ductility at 25 °C, 5 cm/min (cm) | Min. 100 | 100 |
| Trichloroethylene solubility (%) | Min. 99 | 99.8 |
| Flash point (°C) | Min. 232 | 310 |
| Softening point (°C) | - | 52.2 |
| Penetration index | −1.0 to + 1.0 | −0.1 |
| RTFOT | ||
| Mass loss (%) | Max. 0.8 | 0.08 |
| Viscosity at 60 °C (P) | - | 7860 |
| Ductility at 25 °C, 5 cm/min (cm) | Min. 100 | 100 |
| Durability index | Max. 3.5 | 2.7 |