再生预拌砂浆综合性能研究进展  

Research progresses on the compressive properties of recycled pre-mix mortar

作　　者：陶李尧 罗健林[1,2] 王新波 魏红俊 TAO Liyao;LUO Jianlin;WANG Xinbo;WEI Hongjun(School of Civil Engineering,Qingdao University of Technology,Qingdao 266033,China;Collaborative Innovation Center of Engineering Construction and Safety in Shandong Blue Economic Zone,Qingdao 266033,China;Qingdao Local Building Materials Management Office,Qingdao 266071,China)

机构地区：[1]青岛理工大学土木工程学院,山东青岛266033 [2]蓝色经济区工程建设与安全协同创新中心,山东青岛266033 [3]青岛市地方建筑材料管理处,山东青岛266071

出　　处：《混凝土》2020年第1期127-130,共4页Concrete

基　　金：国家自然科学基金(51578297);山东省自然科学基金重大基础研究项目(2017YFC0703603);山东省自然科学基金面上项目(ZR2018MEE043);青岛市政府采购项目(402019201700013);高等学校学科创新引智计划国家“111”项目

摘　　要：主要结合再生预拌干混砂浆的基本特点、工作性能、力学强度及耐久性能对国内外相关文献研究结果进行了总结与分析,并结合具体工程应用给出了建议。通过调控再生预拌干混砂浆的稠度以及相应的2 h稠度损失和砂浆的保水率来保证干混砂浆的工作性。Fundamental features,workability,strength and durability of recycle premixed dry mortar have been concluded and analyzed from the literatures at home and aboard,and some remarks are provided for the local engineering applications,the working ability of the regenerated premixed dry mortar is ensured by regulating the consistency of the regenerated dry mortar,the corresponding 2 h loss of consistency and the water retention rate of the dry mortar.

关 键 词：预拌砂浆 建筑垃圾再生骨料 稠度损失率 保水率 强度 抗渗耐久性 

分 类 号：TU528.01[建筑科学—建筑技术科学]