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复合外加剂对高掺量矿渣水泥强度和孔结构性能影响
INFLUENCE OF THE COMPOUND ADMIXTURES ON THE STRENGTH AND PORE STRUCTURE OF HIGH CONTENT SLAG CEMENT
【摘要】 综述了矿渣水泥的发展、研究了 3组分复合外加剂对矿渣掺量 (质量分数 )为 70 %~ 90 %的高掺量矿渣水泥强度和孔结构性能的影响。实验结果表明 ,复合外加剂不仅提高了水泥的强度 ,而且改善了水泥的孔结构。利用复合外加剂 ,矿渣掺量 (质量分数 )为 90 %时 ,该水泥可以达到 42 5#矿渣水泥标准。
【Abstract】 The development of slag cement was summaried and the influence of compound admixtures with three components on strength and pore structure of high content slag cement (added content 70%~90%) was studied. Test results showed that compound admixtures not only increased the strength, but also improved pore performances of high content slag cement. When slag added content of slag was 90%, the cement can reach 425 # according to the standard of slag cement.
【关键词】 早强剂;
混合激发;
钙矾石;
孔结构;
【Key words】 early-strength agent mixed activation ettringite pore structure;
【Key words】 early-strength agent mixed activation ettringite pore structure;
- 【文献出处】 南京化工大学学报(自然科学版) ,JOURNAL OF NANJING UNIVERSITY OF CHEMICAL TECHNOLOGY , 编辑部邮箱 ,2000年01期
- 【分类号】TQ172.717
- 【被引频次】5
- 【下载频次】198