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陶砂细集料对沥青混合料阻热性能的影响

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Indexed by:期刊论文

Date of Publication:2018-10-25

Journal:新型建筑材料

Volume:45

Issue:10

Page Number:15-18

ISSN No.:1001-702X

Key Words:道路工程;沥青混合料;陶砂;抗车辙性能

Abstract:为了提高沥青混合料的抗车辙性能,将粒径为0.6~4.75 mm的陶砂依照不同比例等体积替代细集料掺入到沥青混合料中,对各陶粒掺量下的沥青混合料试件进行路用性能及室内外辐射试验.结果表明,添加陶粒可以明显提高沥青混合料的高温稳定性,降低导热系数,增强阻热能力,陶砂的最佳掺量为60%,此时陶砂沥青混合料具有良好的抗车辙性能.

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