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铝灰合成Sialon复合粉对铁沟浇注料性能的影响
引用本文:蔡鄂汉,李远兵,孙莉,金汉侨,赵雷,李亚伟,李淑静.铝灰合成Sialon复合粉对铁沟浇注料性能的影响[J].武汉冶金科技大学学报,2010(2):164-169.
作者姓名:蔡鄂汉  李远兵  孙莉  金汉侨  赵雷  李亚伟  李淑静
作者单位:武汉科技大学耐火材料与高温陶瓷国家重点实验室培育基地,湖北武汉430081
基金项目:武汉科技大学绿色制造与节能减排科技研究中心开放基金资助项目(A0904).
摘    要:用以铝灰为原料所制得的4种Sialon复合粉分别替换铁沟料原配方中的部分细粉,研究Sialon复合粉对铁沟浇注料性能的影响。结果表明,将合成的Sialon复合粉体用于Al2O3-SiC—C质铁沟浇注料,可以显著提高其110℃×24h和1450℃×3h处理后的常温物理性能,使其1450℃×0.5h氧化后的常温抗折强度升高,但会使试样的高温抗折强度有所降低。

关 键 词:铝灰  Sialon复合粉  铁沟浇注料

Effect of sialon composite powder obtained from aluminum dross on properties of castables for iron trough
Authors:Cai Ehan  Li Yuanbing  Sun Li  Jin Hanqiao  Zhao Lei  Li Yawei  Li Shujing
Affiliation:(The State Key Laboratory Breeding Base of Refractories and Ceramics, Wuhan University of Science and Technology, Wuhan 430081, China)
Abstract:Four kinds of sialon composite powders obtained from aluminum dross were added into Al2O3-SiC-C-based castable as starting materials. The effect of the addition of different kinds of sialon composite powders on the properties of Al2O3-SiC-C-based castable is analyzed. The results show that: the CCS and CMOR, treated at 110℃ for 24 h and fired at 1 450℃ for 3 h, are improved by the addition of the sialon composite into castable for iron trough; the CMOR of the samples after being oxidized at 1 450℃ ×0.5 h is also improved, while the HMOR of the samples has decreased.
Keywords:aluminum dross  sialon composite powder  castable for iron trough
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