The results show that the Hadifield-steel which is modified by rare-earth has good performance and can meet the performance requirement of lining board of the cone crusher.

• 试验结果表明，设计的改性高锰钢经稀土变质处理后性能良好，能满足大型镍铜矿用圆锥破碎机衬板的性能要求。