高性能外加剂在贵州机制砂自密实混凝土中的应用  

Application of High Performance Admixtures in Self-compacting Concrete with Machinemade Sand in Guizhou

作　　者：颜义 田应兵 杨兵 Yan Yi;Tian Yingbing;Yang Bing(Guiyang Lvzhouyuan Building Materials CO., LTD., Guizhou, 550000;China Seventeen Smelter Group Communications Engineering Technology Branch, Liaoning, 243000)

机构地区：[1]贵阳绿洲苑建材有限公司,贵州550000 [2]中国十七冶集团交通工程技术分公司,辽宁243000

出　　处：《当代化工研究》2019年第8期158-159,共2页Modern Chemical Research

摘　　要：机制砂自密实混凝土有胶凝材料多、山砂含粉重等特点,在原有原材料和配合比的基础上,主要通过外加剂的调整和优化,改善混凝土的施工性能和防止收缩、有害裂缝产生。Machine-made sand self-compacting concrete has the characteristics of many cementitious materials and silty mountain sand. Based on the original raw materials and mix proportion, the construction performance of concrete is improved and shrinkage and harmful cracks are prevented by adjusting and optimizing admixtures.

关 键 词：高速公路 机制砂自密实混凝土 外加剂 

分 类 号：TU528.042[建筑科学—建筑技术科学]