尖晶石砖虽具有优良的抗热震性，但存在着热导率高及挂窑皮能力不足的缺点。
Spinel brick has the good thermal-shock resistance, however it have the disadvantages of the bad coating adherence and high heat-conducting rate.
是生产水泥回转窑高温带用铝镁尖晶石砖、钢包衬砖、钢包浇注料等耐火材料的理想原料。
Is the production of cement rotary kiln thermal belt with alumina magnesia spinel bricks, ladle lining brick, ladle castable refractory materials such as the ideal raw material.
研究表明，用白云石砖、 尖晶石砖、镁锆钙砖代替镁铬砖，符合碱性砖无铬化的发展趋势。
These chrome free bricks include dolomite bricks, magnesia spinel bricks and magnesia calcium zirconate bricks.
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