大块镁砂炉墙是苏联先进经验,就我国目前条件来说,对于提高电炉生产率具有极重大的意义。大块炉墙的主要优点为:(1)延长炉墙寿命;(2)缩短修炉时间;(3)可以免去烘炉;(4)造渣没有剥落,便利冶炼操作;(5)与炉内砌筑炉墙比较,减轻劳动条件。 Large magnesia furnace wall is the Soviet advanced experience, the current conditions in our country, for improving the productivity of electric furnace is of great significance. The main advantages of a large furnace wall are: (1) to extend the life of the furnace wall; (2) to shorten the time for repairing the furnace; (3) to eliminate the oven; (4) to make the slag free from flaking and to facilitate the smelting operation; Furnace wall furnace wall comparison, reduce labor conditions.