过热段
Superheat disappears slowly. In the bloom section, temperature is high in the core and declines sharply toward the side of solidification, and the temperature distribution is like a hump.
未加电磁搅拌时,过热钢水从浸入式水口吐出,向下流动,过热度缓慢消失,在铸坯断面上,其芯部温度高,而向凝固面一侧急剧下降,其温度分布成驼峰状。
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