The experiments show the flow control device is necessary in tundish with the non-isothermal model .

实验还证明了在非等温情况下中间包内加控流装置的必要性。

Abstract : this paper introduces one of the spheroidizing treatment tundishes and the using situation at home and abroad now , the basic principle of design , structure , process character of tundish and the using effect in our company is simply described also .

文摘：介绍了一种球化处理专用盖包及目前国内外的使用情况，简述了盖包设计的基本原理、结构、工艺特点及在本厂生产中的应用效果。