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Marshal Test of FORTA AR Fiber-reinforced Asphalt Mixture
Author(s): CAO Li-ping, SUN Li-jun, YUAN Jun
Pages: 124-
127,144
Year: 2007
Issue:
3
Journal: JOURNAL OF CHONGQING JIANZHU UNIVERSITY
Keyword: 福塔纤维; 马歇尔试验; 拌和工艺; 最佳纤维掺量;
Abstract: 福塔纤维(FORTA (r) AR)是一种新型的聚合物有机纤维,它由聚丙烯纤维(Polypropylene)和芳纶纤维(Kevkar)按照质量比3∶1混合而成.首先,对福塔纤维沥青混合料的拌和工艺进行了研究;其次,选择了4个福塔纤维掺量(0%、0.023%、0.045%和0.068%),并针对每个掺量分别进行了马歇尔试验,确定了不同纤维掺量下的最佳油石比;最后,在最佳油石比下对四种纤维沥青混合料进行了车辙试验,结合马歇尔试验最终确定了最佳纤维掺量.
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