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陶砂对沥青混合料性能影响的研究

Release Time:2019-03-12  Hits:

Indexed by: Journal Article

Date of Publication: 2017-12-25

Journal: 新型建筑材料

Volume: 44

Issue: 12

Page Number: 52-54

ISSN: 1001-702X

Key Words: 道路工程;沥青混合料;陶砂;路用性能

Abstract: 为提高沥青混合料的高温稳定性,减少车辙病害的发生,将粒径为0.6~4.75 mm的陶砂依照不同比例等体积掺入到沥青混合料中,通过马歇尔试验及路用性能试验研究了不同陶砂取代率对沥青混合料性能的影响.结果表明:掺加陶砂后沥青混合料的高温稳定性有明显提高,水稳定性略有下降,低温抗裂性无明显变化,综合各项功性能指标确定适宜的陶砂取代率为60%.

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