采用烧结镁铝尖晶石、电熔镁砂和鳞片石墨为主要原料,研究了方镁石-尖晶石-碳砖中添加的金属Al、Mg和不同Mg/Al比对其碳化后残存膨胀率、热膨胀率和N2中1500℃,1.5 h处理后的失重率的影响.结果表明:添加适量Al、Mg组分及控制适当的Mg/Al质量比可明显提高其性能.
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