The relationship between cutting speed,feed rate and cutting tool life has been established,the empirical formula of cutting tool life was also obtained.

• 分别研究了切削速度和单齿进给量对刀具耐用度的影响规律,给出了刀具的主要磨破损形式,通过能谱分析研究了陶瓷刀具的磨损机理。