集料类型对沥青超薄磨耗层路用性能的影响

XU Zhong-yin,QIU Wen-li, QIU Yu, QIAO Zi-yang,LI Hai-dong,WANG Hao-yu,SHENG Yan-ping,XIONG Rui

Journal of Wuhan University of Technology（2023）

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Abstract

为探究集料类型对沥青超薄磨耗层路用性能的影响,对比了玄武岩、88#煅烧铝矾土、75#煅烧铝矾土超薄磨耗层的高温性能、水稳定性、低温抗裂性能和抗滑性能.研究发现:88#煅烧铝矾土超薄磨耗层的路用性能最佳;超薄磨耗层的路用性能与集料的微结构与晶相组成有关,表面微结构越复杂且晶相硬度越高,则超薄磨耗层路用性能越优异.

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Key words

road engineering,calcined bauxite,ultra-thin friction layer,road performance,phase composition

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