橡膠粉-聚丙烯纖維復(fù)合改性微表處混合料技術(shù)性能研究
發(fā)布時間:2018-05-08 12:50
本文選題:微表處混合料 + 施工性能。 參考:《公路工程》2015年01期
【摘要】:針對普通微表處混合料抗疲勞性能、低溫抗裂、降噪環(huán)保差等問題,提出采用橡膠粉與聚丙烯纖維復(fù)配方案,并研究了橡膠粉等量替代礦粉條件下不同橡膠粉摻量對橡膠粉-纖維微表處混合料的施工性能、長期使用性能以及降噪效果的影響;谝陨涎芯勘疚耐扑]采用2.5‰聚丙烯纖維+3%~5%橡膠粉復(fù)合改性方案。
[Abstract]:Aiming at the problems of anti-fatigue performance, low temperature crack resistance and poor environmental protection of common micro-surfacing mixture, a scheme of blending rubber powder with polypropylene fiber is put forward. The effects of different rubber powder content on the construction performance, long-term use performance and noise reduction effect of rubber powder fiber microsurfacing mixture under the condition of replacing mineral powder with rubber powder were studied. Based on the above research, the compound modification scheme of 2.5 鈥,
本文編號:1861477
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