The unfired magnesia-calcium brick has been developed and used in 90t LF refining furnace in centain steelplant.

• 以合成镁钙砂、电熔镁砂为原料,以无水树脂做结合剂,添加适量的添加剂,研制出了LF精炼炉用不烧镁钙砖。