Laiwu Iron and Steel General Works designs a eliminating angle machine for eliminating burr and other detects of two sides of hot rolling round steel.

• 莱钢特钢厂设计了圆钢倒角机组对热轧圆钢两端的毛刺、锯切马蹄形、镦粗等缺陷进行磨削消除。