掺合料及复掺化学防水物质对砂浆抗渗性能影响的研究.pdfVIP

学兔兔 全国中文核心期刊 斩 建赡粉 搐合料及复撸化学防水物质对础浆 抗滢性-日-cI~鼠W=】『J响的研究 孙永波 ，曾力 ，黄站峰 ，罗畅 (1．黄河勘测规划设计有限公司，河南 郑州 450003； 2．武汉大学水资源与水电工程科学国家重点实验室，湖北武汉 430072 3．长江勘测规划设计研究院规划处，湖北 武汉 430010) 摘要：以防水砂浆为技术依托，运用微细颗粒级配增密原理和复合叠加原理，在复掺化学防水物质情况下，研究了粉煤灰、硅粉 等掺合料对砂浆抗渗性能的影响规律，结果表明，在砂浆中复掺10％的粉煤灰和4％的硅粉对砂浆抗渗性能改善效果最佳。 关键词：防水砂浆；粉煤灰；硅粉；化学防水物质；抗渗性 中图分类号：TU528．042 文献标识码：A 文章编号：1001—702X(2010)04—0072-03 Research on influences of mixtures and chemical material on anti-permeability of plastered mortar SUN Yongbol,ZENG LP,HUANG zhon细 考，LUO Chanf (1．Yellow River Engineering Consulting Co．Ltd．，Zhengzhou 450003，Henan，China； 2．State Key Laboratory of Water Resources and Hydropower Engineering Science，Wuhan University，Wuhan 430072，Hubei，China； 3．Changjiang Institute of Survey，Planning，Design and Research，Wuhan 430010，Hubei，China) Abstract：Influences regularity of mixtures of fly ash and silica fume on anti-permeability of plastered mortar was researched by taking the waterproof mortar as technical support and using the principles of very small particles grade to increase mortar dense and superpose the particles to compound under the condition of being mixed with chemical materia1．The resuh shows that the mortar has the optimum anti-permeability perform ance with the mixing ratio of 10％ fly ash and 4％ silica fume． Key words．．waterproof mortar；fly ash；silica fuse；chemical waterproof material；anti-permeability 土表面或内部形成致密、有一定强度、弥合混凝土结构缺陷、 0 引 言