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详细介绍了唐钢二炼铁厂2号180m2烧结机为实现650mm料层生产的工艺改造过程，厚料层生产实践以及取得的良好经济效果．
This paper introduces in detail the technological transformation process of the 180m2 sinter of No. 2 Ironworks, Tangshan Iron and Steel Co., To realize the production process of 650mm material layer, the production practice of thick material layer and good economic results.