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分别介绍了RAP样品的处理方法、回收旧沥青的方法和厂拌热再生沥青混合料配合比设计方法,提出了阿布森法回收沥青的改进意见、改性沥青厂拌热再生配比的初步设想,以及验证再生混合矿料压碎值、砂当量的必要性,以确定RAP和原生料的掺配比例。
The methods of treating RAP samples, the methods of recovering old asphalt and the design methods of mix proportion of hot mix recycled asphalt are introduced respectively. Some suggestions on the improvement of asphalt recovery by Abson method, the preliminary design of hot mix ratio of modified asphalt plant are introduced , And the necessity of verifying the crushed value and the sand equivalent of the regenerated mixed mineral material to determine the blending ratio of RAP and the raw material.