The performances and applications of some composite ceramic tool materials were presented in this paper.
介绍了一些复合陶瓷刀具材料的性能和应用。
A model for designing functionally gradient ceramic tool materials with symmetrical composition distribution is presented.
提出了对称型双向分布的梯度功能陶瓷刀具材料的设计模型。
It is finally pointed out that the main wear mechanisms of the ceramic tool materials are still abrasive, adhesive, chemical reaction and dispersion wear.
指出陶瓷刀具材料切削磨损时的基本机理仍然是磨料磨损、粘结磨损、化学反应与扩散磨损。
The influence of sintering temperature and holding time on the density, micro-structure and mechanical properties of the ceramic tool materials are studied.
对烧结温度、烧结时间等工艺参数对材料力学性能、微观结构和致密度的影响进行了分析。
The formation of the fatigue cracks and the thermally induced cracks are mainly responsible for the failure of the ceramic tool materials under various cutting conditions.
在不同的切削条件下，疲劳裂纹和热裂纹是造成刀具材料失效的主要原因。
The formation of the fatigue cracks and the thermally induced cracks are mainly responsible for the failure of the ceramic tool materials un der various cutting conditions.
在不同的切削条件下，疲劳裂纹和热裂是造成刀具材料失效的主要原因。
The method of improving the thermal shock resistance of ceramic tool materials i. e. using functionally gradient ceramic tool materials, is discussed and verified by intermittent turning tests.
讨论了提高陶瓷刀具材料抗热震性的方法即采用梯度功能陶瓷刀具材料，并结合断续车削试验进行了验证。
The method of improving the thermal shock resistance of ceramic tool materials i. e. using functionally gradient ceramic tool materials, is discussed and verified by intermittent turning tests.
讨论了提高陶瓷刀具材料抗热震性的方法即采用梯度功能陶瓷刀具材料，并结合断续车削试验进行了验证。
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