Research Article
Research on Rheological Properties by Desulfurized Rubber Powder/SBS Composite-Modified Asphalt and Road Performance of Its Mixture
Table 8
Test results of physical properties of SMA-13 aggregates.
| Items | 10∼15 mm | 5∼10 mm | 3∼5 mm | 0∼3 mm | Mineral powder | Requirements |
| Apparent relative density | 2.923 | 2.913 | 2.862 | — | — | ≥2.6 | — | — | — | 2.818 | 2.756 | ≥2.5 | Volume relative density | 2.870 | 2.863 | — | — | — | — | Water absorption (%) | 0.63 | 0.60 | — | — | — | ≤2 | Crushing value (%) | 10.5 | ≤20 | Wear value (%) | 12.4 | ≤28 |
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