拉漏前结晶器摩擦力逐渐增加。
应用新型的稀土处理钢用保护渣没有发生拉漏事故，并提高了铸坯表面质量。
Break out accidents have never occurred and surface quality of slabs has been improved since introduction of this new type of mould flux into continuously casting the rare earth treated steel.
连铸坯与结晶器间摩擦力是反映铸坯表面质量、优化工艺参数和进行拉漏预报的有效参数。
The friction between billet and mold is an effective parameter reflecting billet surface quality, optimizing technologic parameters and predicting breaking out.
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