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通过半球点测试仪,对CaO-5%MgO-Al2O3-SiO2-0.5%‘FeO’体系低SiO2区域的炉渣熔化性能进行研究.结果表明:在炉渣中添加少量的SiO2可降低炉渣的熔点;当w(CaO)/w(Al2O3)较小时,炉渣的熔点随着SiO2含量的增加而降低;当w(CaO)/w(Al2O3)较大时,炉渣的熔点随着SiO2含量的增加呈现先降低后升高的趋势;随着四元碱度的增大,炉渣的熔点的总体趋势为先降低后升高.建立了熔化温度与各组分的关系,试验数据与关系式计算结果吻合较好.

参考文献

[1] 姜周华.电渣冶金物理化学及传输现象[M].沈阳:东北大学出版社,2000
[2] 史冠勇,张廷安,牛丽萍,豆志河.低氟CaF2-CaO-Al2O3-MgO-SiO2系精炼渣的性能[J].过程工程学报,2011(04):695-700.
[3] WANG Hong-ming,YANG Li-li,LI Gui-rong,ZHU Xiang,ZHU Hua,ZHAO Yu-tao.Effects of B2O3 and CaF2 on Melting Temperatures of CaO-SiO2-Fe2O3 System Fluxes[J].钢铁研究学报(英文版),2013(06):21-24.
[4] 赵和明,谢兵.LF炉精炼渣冶金性能的研究现状[J].钢铁钒钛,2002(04):53-58.
[5] XU Ji-fang,ZHANG Jie-yu,JIE Chang,TANG Lei,CHOU Kuo-chih.Measuring and Modeling of Density for Selected CaO-MgO-Al2O3-SiO2 Slag With Low Silica[J].钢铁研究学报:英文版,2012(07):26-32.
[6] 德国钢铁工程师协会;王俭;彭育强;毛裕文.渣图集[M].北京:冶金工业出版社,1989
[7] K.C. Mills;L. Yuan;R.T. Jones .Estimating the physical properties of slags[J].Journal Of The South African Institute Of Mining & Metallurgy,2011(10):649-658.
[8] Pan C;Lü X;Bai C et al.Melting Features and Viscosity of SiO2-CaO-MgO-Al2O3-FeO Nickel Slag in Laterite Metallurgy[J].Journal of Mining and Metallurgy, Section B: Metallurgy,2013,49(01):9.
[9] Hallstedt B. .THERMODYNAMIC ASSESSMENT OF THE CAO-MGO-AL2O3 SYSTEM[J].Journal of the American Ceramic Society,1995(1):193-198.
[10] Eriksson G;Pelton A D .Critical Evaluation and Optimization of the Thermodynamic Properties and Phase Diagrams of the CaO-Al2O3,Al2O3-SiO2,and CaO-Al2O3-SiO2 Systems[J].Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science,1993,24(05):807.
[11] Haynes W M.CRC Handbook of Chemistry and Physics (94th Edition)[M].Clevland:CRC Press,2013
[12] P. G. JONSSON;L. JONSSON;D. SICHEN .Viscosities of LF Slags and Their Impact on Ladle Refining[J].ISIJ International,1997(5):484-491.
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