聚羧酸系HP-400在朝天门大桥工程中的应用

Application of Polycarboxylic Series HP-400 in Chaotianmen Bridge Engineering

详细介绍HP-400聚羧酸外加剂在重庆朝天门大桥混凝土中的应用情况。工程实践证明聚羧酸系HP-400外加剂具有掺量低、减水率高、坍落度损失小、混凝土拌合物工作性能好、混凝土外观质量好等特点,保证了工程的顺利施工。

Application of polycarboxylic series HP-400 in concrete engineering of Chaotianmen Bridge was introduced.The engineering practice proves that there are some advantages of polycarboxylic series HP-400 including few mixing amount,low water reducing ratio and low slump loss,as well as good work performance of concrete mixing process and good concrete appearance quality,which can ensure engineering construction.