Research Article
Evaluating the Surface Free Energy and Moisture Sensitivity of Warm Mix Asphalt Binders Using Dynamic Contact Angle
Table 4
Surface free energy characteristics of aggregate.
| Types of aggregate | Nonpolar component (ergs/cm2) | Basic component (ergs/cm2) | Acidic component (ergs/cm2) | Polar component (ergs/cm2) | Total SFE (ergs/cm2) |
| Limestone | 58.01 | 401.07 | 1.76 | 53.14 | 111.15 | Granite | 44.30 | 46.37 | 678.98 | 354.88 | 399.18 |
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Adopted from Howson et al. [ 21] and Hesami et al. [ 22]. |