OALib Journal期刊
ISSN: 2333-9721
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从相图剖析炉外精炼渣对MgO-CaO系材料的侵蚀
, PP. 79-85
Abstract:
本文根据有关三元系相图绘制出CaO-SiO_2-Al_2O_3-MgO四元系于1600℃时的液相区、饱和面。通过计算还绘出1600℃时MgO在CaO-SiO_2-Al_2O_3渣中的溶解度图,以及MgO-CaO系材料在高温时同时吸收一定量Al_2O_3与SiO_2后产生的液相量。依据这些图,分析讨论了炉外精炼渣对MgO-CaO系材料的侵蚀。从控制炉渣成分和选择恰当的MgO-CaO材料组成两个方面提出了改善炉衬寿命的途径。
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