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。

This paper introduces the application of dry magnesia-calcia coating and quick nozzle change technology in tundish of No. 1 billet caster at No. 2 Steel making Plant of Angang.

介绍安钢二炼钢厂在1号方坯连铸机中间罐上应用镁钙质干式涂料及快速更换水口技术的情况，快换水口系统原理及取得的效果。

The effect of electrocast zirconia and monocline zirconia and two types of binders(anhydrous and un-hydroxyl resin and liquid paraffin)on the sintering of fired magnesia-calcia brick are investigated.

研究了电熔氧化锆、单斜氧化锆和两种结合剂（无水无羟基树脂和液体石蜡）对烧成镁钙砖烧结性能的影响。