Milling practice shows that in comparison with grinding by diamond abrasion wheel the machining efficiency of the silicon nitride ceramic tipped tool is improved twice and remarkable financial profits can be obtained .

工厂实际铣削阀板表明，采用氮化硅陶瓷 刀片铣削与原来应用金刚石砂轮磨削相比，加工效率可提高2倍，经济效益非常显著。