For high-efficiency casting and variety development, silica insulation plate was replaced by basic dry lining material in the working layer of billet caster tundish.

• 为适应高效连铸和开发新品种的需要,邯钢第三炼钢厂方坯连铸中间包工作层用碱性干式自流料取代了硅质绝热板。