During steel ball processing, resin bond wheel was used to grinding to replaced a processing way of cast iron plate and grinding material, so the steel ball quality was raised greatly.
钢球加工过程中采用树脂砂轮进行研磨，代替了铸铁板加磨料的加工方法，使钢球质量得到很大提高。
3
The mechanism of Fe-based alloy coating for thermal fatigue damage resistance of wheelcaststeel was analyzed by SEM.