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Corrosion mechanism of MgO-CaO brick for AOD furnace
Author(s): 
Pages: 186-189
Year: Issue:  3
Journal: REFRACTORIES

Keyword:  AOD炉镁钙砖显微结构侵蚀机理;
Abstract: 采用光学显微镜(OM)、扫描电镜(SEM)和能谱仪(EDAX)对AOD炉用镁钙砖的残砖进行了分析,探讨了炉衬镁钙砖的侵蚀机理.结果表明:AOD炉衬镁钙砖的蚀损主要是由硅酸盐液相的溶解和渗透引起的;在残砖反应带和原砖带之间形成的平行于工作面的横断裂纹,是加速镁钙砖损毁的重要因素.
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