【摘要】 针对水泥稳定碎石半刚性基层易出现收缩裂缝的问题 ,研究一种HNF 6型高效缓凝阻裂剂 ,把它掺入水泥稳定碎石基层 ,能阻止和减少裂缝的发生 ,取得良好的效果。更多还原

【Abstract】 This paper presents the study on the development of HNF?6 high efficient slow?curing crack arresting agent used in cement stabilized macadam base course to reduce and stop contraction cracks, which usually occur for the semi?rigid base course. The practical applications have shown that the agent has good effect.更多还原