Impacts on asphalt mixture's high temperature performance with PR series additives added by means of rutting test and Repeated Shear Test (Constant Height)(RSCH) were investigated.
选用车辙试验和恒定高度重复剪切试验（RSCH）来进行掺加PR系列添加剂沥青混合料的高温性能研究。
Performance test has shown that it has the advantages such as fast solidification. low solidification temperature and high consolidation strength.
对其性能测试表明，该固砂剂在低温下可固化，且固化速度快、固化强度高；
Through experimental method in the indoor to presented its best performance of the formulation and adoption of shale swelling and high temperature recovery test to evaluate it.
在室内通过正交实验方法提出了其最佳性能的配方，并通过页岩膨胀与高温回收实验对其进行评价。
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