超早强灌浆料耐火性能试验研究.pdf

2014年3月上 施工技术 第43卷第5期 CONSTRUCTION TECHNOLOGY 13 D0I:10.7672/5js2014050013 超早强灌浆料耐火性能试验研究* 张晓平1，孙长征12，赵同峰1 3，陈谦1 (1.沈阳建筑大学土木工程学院，辽宁沈阳110168：2.沈阳建筑大学建筑设计研究院，辽宁沈阳110015； 3.辽宁省交通高等专科学校道路与桥梁工程系，辽宁沈阳110122) [摘要]通过研究不同比例铝酸盐水泥与普通硅酸盐水泥的超早强耐火灌浆料在不同温度下燃烧30min后的残余 强度，分析超早强灌浆料的耐高温机理.结果表明，铝酸盐水泥与普通硅酸盐水泥的比例为1：7时，超早强灌浆料 的经济效益好，在1000℃高温燃烧30min后，残留54.7%的抗压强度.超早强灌浆料的残留抗压强度与温度有较 好的拟合关系. [关键词]灌浆料；耐火性能：水泥；测强曲线；试验 [中图分类号]TU528.53 [文献标识码]A [文章编号]1002-8498(2014)05-0013-03 Study on Fire-resistance Performance Test of the Super Early Strength Grouting Material Zhang Xiaoping' Sun Changzheng.2 Zhao Tongfeng.3 Chen Qian' (1.School of Civil Engineering Shenyang Jianzhu Unirersity Shenyang Liaoning 110168 China: 2.Architectural Design Research Institute Shenyang Jianzhu Unitersity Shenyang Liaoning 110015 China; 3.Department of Road and Bridge Liaoning Provincial College of Communications Shenyang Liaoning 110122 China) Abstract:The authors analyzed residual strength of super early strength grouting material at different temperatures after burning 30 minutes with the different proportion of aluminate cement and ordinary portland cement and analyzed high temperature resistance of the super early strength grouting material. The results showed that the proportion of aluminate cement and ordinary portland cement was 1:7 economy benefit of super early strength grouting material was good and residual pressive strength was 54.7%in the1000℃high temperature after burning30 minutes.In addition residual pressi...