高强抗磨混凝土配制技术研究.pdf
文档页数：3文档大小：230.91KB文档格式：pdf粉煤灰综合利用 FLY ASH COMPREHENSIVE UTILIZATION2014N.2 试验与应用 高强抗磨混凝土配制技术研究 Research on High Strength and Wear-resistant Concrete Preparation Technology赵彦江,李双喜,陈蔚,杨永杰、王桑,王洁 (新疆农业大学水利与土木工程学院,乌鲁木齐市830052) 摘要:以不同掺合料品种不同骨料级配、不同水胶比条件下,测试混凝土的强度及抗磨性能。通过试验研究发 现:混凝土水胶比控制在0.25以下,混凝土中掺加硅粉、膨胀剂,并将骨料最大粒径减小到20mm以下,混凝土具有优异 的抗磨性。可使山区性河道,泄水建筑物混凝土磨损减少,增加建筑物的使用年限。 关键词:混凝土;高强;抗磨性 中图分类号:TU502 文献标 文章编号:1005-8249(2014)02-0025-03 Zhao yan-jiang ,Li shuang-xi ,Chen wei ,Yang yong-jie ,Wang shen ,Wang jieCollege of water conservancy and civil engineering of Xinjiang Agricultural University ,830052 ) Abstract In this paper ,under the condition of different varieties of admixture ,different aggregate gradation and different water /cementrati - conerete strength and anti-wear performance is tested .Through experimental study ,it is found that with water-binder ratio below 0.25 ,addingsilicon powder ,expansive agent in concrete ,and the aggregate maximum particle size below mm ,concrete has excellent abrasion resistance . Therefore ,it can reduce the wear of mountain aerotaxis river and outlet structure ,which prolongs service life . Key words :concrete ;high strength wear-resisting山区间河道坡度大,河水往往挟带大量砂石,在这 泄水建筑...
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