我厂共有5T电炉两座。由于镁砂供应困难,直接影响电炉炼钢的生产。为了解决镁砂不足、没有炉衬炼钢的困难,遵照毛主席关于独立自主,自力更生指示精神,厂党委组织了工人、干部、技术人员参加的攻关小组,学习桥钢分厂的经验,在5T电炉成功推广了焦油白云石砂捣打炉衬。当时由于客观条件所限,焦油 I plant a total of 5 T electric furnace two. Magnesia supply difficulties, a direct impact on the EAF steel production. In order to solve the problem of lacking magnesia, there is no difficulty in lining steelmaking. Following Chairman Mao’s directive on independence and self-reliance, the Party Committee of the Factory organized a research team to which workers, cadres and technicians participated to learn the experience of the Qiaogang Steel Plant and succeed in 5T electric furnace Promote the tar dolomite sand ramming lining. At that time due to the objective conditions, tar