Research Article
Effect of Crumb Rubber on the Moisture and Rutting Behavior of Low-Energy Asphalt and Determining the Best Flow Number Model
Table 2
Characteristics of base asphalt binder.
| | Characteristics | Standards | Specification values | Results | | Min | Max |
| | Specific gravity @ 25°C (g/cm3) | ASTM-D70 | — | — | 1.016 | | Penetration @ 25°C (0.1 mm) | ASTM-D6 | 60 | 70 | 63 | | Softening point (°C) | ASTM-D36 | 49 | 56 | 49.2 | | Flash point (°C) | ASTM-D92 | 232 | — | 305 | | Kinematic viscosity @ 120°C (cSt) | ASTM-D2170 | — | — | 773 | | Kinematic viscosity @ 135°C (cSt) | — | — | 342 | | Kinematic viscosity @ 160°C (cSt) | — | — | 141 | | Heating loss (%) | ASTM-D1754 | — | 0.8 | 0.22 |
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