Research Article
Effect of Blending Degree between Virgin and Aged Binder on Pavement Performance of Recycled Asphalt Mixture with High RAP Content
Table 13
Composition of binder in HMRAM with 85% DOB content.
| | RAP content (%) | Total binder content (%) | RAP binder (%) | Rejuvenator (%) | Virgin binder (%) | Activated RAP binder (%) | Total free binder (%) | Balanced rejuvenator (%) | Excess rejuvenator (%) |
| | 30 | 4.40 | 1.32 | 0.066 | 3.01 | 1.12 | 4.20 | 0.056 | 0.010 | | 40 | 4.40 | 1.76 | 0.088 | 2.55 | 1.50 | 4.14 | 0.075 | 0.013 | | 50 | 4.40 | 2.20 | 0.110 | 2.09 | 1.87 | 4.07 | 0.094 | 0.017 |
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