对一些应用来说，尤其是非常高速的切削很重要的场合，其它的工具材料比如硬质合金产品是比工具钢更经济的选择。
For some applications, especially where extremely high-speed cutting is important, other tool materials such as sintered carbide products are a more economical alternative to tool steel.
对金属陶瓷刀具高速干切削45钢时的磨损情况进行了试验和分析。
The test and analysis for wear of cermet cutter during high-speed dry cutting 45 steel are carried out.
高钒高速钢干滑动磨损机理为显微切削和疲劳磨损的复合，并且有应力作用下碳化物的碎裂及脱落。
The wear mechanism of high vanadium high-speed steel is combined micro-cutting and fatigue wear with carbide particle breaking and peeling off under stress.
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