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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, 0(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
Cai Ehan,Li Yuanbing,Sun Li,Jin Hanqiao,Zhao Lei,Li Yawei,Li Shujing. Effect of sialon composite powder obtained from aluminum dross on properties of castables for iron trough[J]. , 2010, 0(2): 164-169
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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