国内铁尾矿制备陶瓷玻化砖的研究现状及问题分析  

Research Situation and Problem Analysis in Preparing Porcelain Vitreous Bricks with Domestic Iron Ore Tailings

作　　者：隋延力[1] 王继全[1] 杨芳[2] 郭雷辰 石棋[4] 黎邦城 

机构地区：[1]新金属材料国家重点实验室,北京100083 [2]北京科技大学材料科学与工程学院,北京100083 [3]伦斯勒理工学院 [4]景德镇陶瓷学院材料科学与工程学院

出　　处：《金属矿山》2014年第1期177-180,共4页Metal Mine

摘　　要：为了提高尾矿从业人员对铁尾矿制备陶瓷玻化砖的认识水平,促进我国循环经济发展质量和矿产资源的综合利用效率,总结了我国利用铁尾矿烧制建筑陶瓷玻化砖方面的研究情况,归纳了铁尾矿用于陶瓷玻化砖生产中存在的关键技术难点,对铁尾矿中常见成分在烧制建筑陶瓷玻化砖过程中的影响及应对策略进行了逐一分析。已有的研究成果表明:通过调整工艺和配方,用铁尾矿完全可以生产出满足性能要求的陶瓷玻化砖;成分的不稳定性是制约铁尾矿大规模用于烧制建筑陶瓷玻化砖的关键因素;铁尾矿含有的部分钙矿物虽能增强陶瓷玻化砖的强度,含铁虽能使陶瓷玻化砖显示丰富的色彩,但铁尾矿所含有的钙、铁、硫矿物和云母均会以不同的方式影响陶瓷玻化砖的烧成和强度,必须认真研究并加以解决。To improve the understanding of preparing porcelain bricks with iron ore tailings and promote the quality of re- cycling economy and the utilization of mineral resource, the research statures of porcelain vitreons bricks made from iron ore railings in our country was sumarized ,the situation and the key techniques of preparing porcelain vitreous bricks with domestic iron ore tailings were summarized. Based on summarizing the key technical difficulties in the preparation above, the effect of common ingredient of iron railings on preparing the porcelain vitreous bricks as building materials and the related countermeas- ures were analyzed. The previous research showed that it was entirely feasible to prepare porcelain tiles with iron ore tailings by adjusting the process and formula, but its instability in component is the key factor that limited the large-scale production of porcelain vitreous bricks with iron ore tailings. Although some calcium minerals in iron ore tailings could increase the strength of porcelain vitreous bricks and iron-bearing minerals could make bricks colorful, the minerals such as Ca, Fe and S, micas in i- ron ore tailings would influence the firing process and the strength of the bricks in different ways, which should be carefully studied and solved.

关 键 词：铁尾矿 陶瓷玻化砖 成分 

分 类 号：TD926.4[矿业工程—选矿]