Research Article
Evaluation of Permanent Deformation of Unmodified and Rubber-Reinforced SMA Asphalt Mixtures Using Dynamic Creep Test
Table 3
Specification of crumb rubber used in this study.
| Chemical and physical properties | Rubber size | 30 mesh |
| Acetone extract (ISO 1407), % | 10 ± 3 | Ash content (ISO), % | 8 ± 3 | Carbon black (ISO 1408), % | 30 ± 5 | Rubber hydrocarbon (RHC), % | 52 ± 5 | Passing (ASTM D5644), % | >90 | Heat loss (ASTM D1509), % | <1 | Metal content (ASTM D5603), % | <1 | Fiber content (ASTM D5603), % | <3 |
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