全机制砂混凝土应用探讨  

Discussion on Application of Full-mechanical Sand Concrete

作　　者：秦翼 王春兰 Qin Yi;Wang Chunlan

机构地区：[1]重庆建工建材物流有限公司,重庆401122

出　　处：《重庆建筑》2018年第12期47-49,共3页Chongqing Architecture

摘　　要：优质天然砂资源日益短缺,采用机制砂完全取代天然砂配置混凝土势在必行。该文对比了不同机制砂的基本参数,并分析了机制砂和混合砂生产预拌混凝土的性能差异,提出的建议可供探讨。There is an increasing shortage of high-quality natural sand resources,so it is imperative to completely replace natural sand concrete with mechanical sand.In this paper,the basic parameters of different mechanical sands are analyzed.The proposed performance differences between ready-mixed concrete made from mechanical sand and mixed sand are also analyzed.The proposed suggestions are to be discussed.

关 键 词：机制砂 混合砂 混凝土 颗粒形态 细度模数 

分 类 号：TU528.56[建筑科学—建筑技术科学]