The magnesia based big brick was produced by using quality fused magnesite with high calcia and low silica, composite additives and composite organic binder. 采用优质电熔高钙低硅镁砂,添加复合外加剂,用复合有机结合剂结合,制成了镁质大砖。
A magnesite dry refractory ramming material used in tundish lining of electric furnace is researched, with electrically fused magnesite as main raw material and solid phenolic resin as bonding agent. 以电熔镁砂为主要原料,固体酚醛树脂作结合剂,研制成功与电炉炼钢配套使用的中间包工作层用镁质干式捣打料。