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| 电渣热封顶法; 电渣热封顶 (【技】将冶炼好的钢水浇注到钢锭模或铸模中，在冒口部位采用电渣过程对钢水进行加热保温的电渣冶金应用技术。使用该技术能有效消除钢锭或铸件中心出现的疏松和缩孔缺陷，改善化学成分的均匀性，提高钢锭和铸件的质量，节约金属，提高金属收得率。) | |||
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