Because of unreasonable structure and arrangement of slipper of slideway in the heat furnace, the billet temperature is uneven.In view of the phenomenon a new type hole full-heat slipper is adopted.

• 针对原来加热炉水梁滑块结构、排列不合理造成的钢坯温度不均现象,改用新型孔洞式全热滑块。