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OXYGEN RERISING PHENOMENON DURING DEOXIDATION WITH SOLID ELECTROLYTE DEOXIDATION UNITS IN STEEL MELTS
Author(s): 
Pages: 673-676
Year: Issue:  7
Journal: ACTA METALLURGICA SINICA

Keyword:  钢液固体电解质脱氧无污染;
Abstract: 用改进的脱氧体在20 kg密封感应炉内进行钢水脱氧实验,结果表明,脱氧效果明显,仍是一个快速有效的脱氧方法.但由于钢水中没有残存的脱氧剂,钢水的抗氧化能力较低,含氧炉气、高氧炉渣、稳定性差的耐火材料等都有可能成为钢水二次氧化的氧源,致使存在明显的回氧现象.在进行脱氧操作时,若不对钢水实现有效封闭,将难以将氧含量降至20×10-6以下.
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