【摘要】 介绍了新型镁质不定形打结料作波伦法微铬合金热兑反应包内衬试验情况。包底采用整体捣制 ,包壁下部以弧形镁砖作模进行捣打。结果包衬寿命显著延长 ,平均达到100炉次。并分析讨论了打结料包衬的蚀损情况。更多还原

【Abstract】 The test for ramming ladle lining with new unshaped magnesia ramming material is introduced for smelting extra-low carbon ferrochromium with Perrin process.The results of monolithic ramming in laddle bottom and ramming with curved magnesia brick under ladle wall show that the ladle life is prolonged remarkebly to 100 tapping times in an average.The erosion of ladle lining in this material is also analysed.更多还原