Research Article
Moisture Susceptibility of Warm Mix Asphalt (WMA) with an Organic Wax Additive Based on X-Ray Computed Tomography (CT) Technology
Table 1
Physical properties of SK-90.
| | Binder | 25°C penetration (0.1 mm) | 15°C ductility (cm) | Softening point (°C) | 60°C dynamic viscosity (Pa·s) | After RTFOT | | Mass loss (%) | Residual penetration ratio (%) | 10°C residual ductility (cm) |
| | SK-90 | 80 | >100 | 53.1 | 140.8 | −0.113 | 61.6 | 10.1 | | Spec. | 80–100 | >100 | >42 | >140 | ≤±0.8 | >50 | >6 |
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