铁尾矿在水泥基材料中的再利用研究进展

铁尾矿堆存量大、利用率低,是世界上主要的尾矿固体废弃物之一,如何提高铁尾矿资源的综合利用率,是各国学者研究和改善生态环境的重点方向。文章综述了铁尾矿在混凝土、轻质墙体材料、砂浆、水泥原料等水泥基材料的研究进展,并对目前存在的问题和今后的研究利用方向提出了建议。

RESEARCH PROGRESS IN DEVELOPMENT OF UTILIZATION OF IRON TAILINGS IN CEMENTITIOUS MATERIALS

Iron ore tailings，with large storage amount and low utilization rate，is one of the world' s major solid wastes． Improving the comprehensive utilization level of iron ore tailings resources has attracted attention from researchers from many countries，and become a key point in improving the ecological environment． Review of application of iron tailings in concrete， lightweight wall materials，mortar，cement and other raw materials in cementitious materials， and current existing problems and the future directions are discussed and proposed．