钢锭侧面凝固前沿位置即金属熔池具有无圆柱部分是判断电渣锭表面质量优劣的基本依据。
The main basis of deciding ESR ingot surface quality is that there is a cylinder part or not in ingot side freezing forward position -metallic molten pool.
探讨了组合电磁场对铝熔体的作用性质：行波磁场力对凝固前沿作微切割，使成长中的柱状晶碎断；
This paper discusses the character of electromagnetic force in the molten aluminium: the traveling magnetic force cuts the solidifying front to break down the growing columnar crystal;
根据模拟计算结果发现，在拉速一定的条件下，过热度和冷却强度对钢液的凝固前沿有着显著的影响。
It is found from the result of calculation that when casting speed is constant, superheat and intensity of cooling have remarkable influence on the front edge of solidified shell.
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