炉渣基透水材料对Cr6﹢的吸附性能研究.pdf
文档页数：4文档大小：281.45KB文档格式：pdf粉煤灰综合利用 2010No.6 FLY ASH COMPREHENSIVE UTILIZATION试验用 炉渣基透水材料对Cr+的吸附性能研究 Study of the Adsorption of *on Slag-based Permeable Material张小龙,张诚,龙昀光2 (1.西北工业大学理学院应用化学系,西安710129;2.西北工业大学明德学院,西安710124) 摘要:利用炉渣的性质制成炉渣基透水材料,研究对六价铬离子的去除效果。在试验条件下,分析骨料配比和水 泥的比例对样品的影响,确定在骨料配比(细粒:中粒=2:1)和对水泥的比例为21时样品对重铬酸根离子的去除效 果较好,即1cm厚炉渣基透水砖对六价铬离子三次透过后的去除率高达78.50%,而对于10cm透水填料柱,一次性对高 浓度重铬酸根离子的去除率就可达到99.32% 关键词:炉渣;重铬酸根吸附 中围分类号:X703 文献标识码:A文章编号:1005-8249(2010)06-0026-04 Zhang Xiaolongl ,Zhang Chengl ,Long Yunguang2( 1School of Science ,Northwestern Polytechnical University ,XianShaanxi 710129Northwestern Polytechnical University Ming De College ,XianShaanxi 710124 ) Abstract :The slag with its nature is made into permeable material ,and is stapied to study the remowal effere of the hexavalent chromiumions .In the experimental conditions the paper ,analyses of the inpuenceof the ratio of aggregate and cement ratio on the samples ,determines theratio of the aggregate fine :medium grain = 2:1 )and the ratio of cement are 3 :1 .The samples of the dichromale ion removal is better ,that isthick slag based on the hexavalent chromiumion permeable brick as high as 78 .50% removal rate through the post three ...
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