不同的切削刀具材料在不同的温度点开始软化。
Various cutting tool materials begin to lose their hardness at different temperatures.
因此切削刀具材料应具有高耐磨性以提高刀具的有效寿命。
The cutting tool material should therefore have high abrasion resistance to improve the effective life of the tool.
讨论这些材料性能之前，先看一下作为切削刀具材料应具备哪些重要特性。
Before we discuss the properties of these materials, let us look at the important characteristics expected of a cutting tool material.
因此，刀具的硬度和它在高温下所能保持的硬度是选择切削刀具材料时的重要因素。
Hence, the hardness of the tool and the degree to which it remains its hardness at high temperature are important in the selection of a cutting-tool material.
在工业中为了不同的应用可以使用各种各样的切削刀具材料。在最近的百年里产生了许多进展。
Various cutting tool materials have been used in the industry for different applications. A number of developments have occurred in the current century.
综述了轧辊加工中干式切削刀具材料的物理性能和切削性能，阐述了它们在轧辊加工中的特点。
A global review of dry cutting tool materials in cutting of the roller and their physical and cutting performance are given, and also promotes the features of them used in cutting of the roller.
文中论述了高速干切削机床的结构特点和性能要求，对干切削刀具材料和涂层技术等方面也进行了论述。
In this paper, the characteristics of the structure and desired performance of the machine tools are discussed in detail while the cutting tool material and its coating technology are also introduced.
陶瓷刀具材料是一种先进的切削刀具材料，由于其优良的切削性能和高的性能价格比而受到了人们的青睐。
Ceramic tool material is an advanced cutting tool material. Because of its excellent performance and high ratio of property to price, it is in user's good graces.
高速切削加工作为一种新的切削理念，迄今为止，还没有系统的高速切削刀具材料的选择方案，也没有完整的加工参数可供选择。
As a new cutting idea, the HSM does not have the systemic choice plan of cutting tool material in HSM, and also does not have the integrated processing parameter to be chosen until now.
对金属切削有重要影响的条件有工件材料、刀具材料、刀具几何形状、切削速度、进给率、切削深度和所用的切削液。
The conditions which have an important influence on metal cutting are work material, cutting tool material, cutting tool geometry, cutting speed, feed rate, depth of cut and cutting fluid used.
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。
It is finally pointed out that the main wear mechanisms of the ceramic tool materials are still abrasive, adhesive, chemical reaction and dispersion wear.
根据试验结果，确定适合加工该型号高强度钢的刀具材料和切削用量。
Based on the results of experiment, the suitable tool material and machining parameters are confirmed.
为扩大这一新技术的应用，本文就枪钻机床和枪钻的结构特点及其切削用量和刀具材料作了介绍。
In order to extend this new technology, the article introduces the mechanism of gun drilling and gun driller, cutting data and tool material.
综述了在高速切削中，根据不同的被加工材料，如何选择刀具材料问题。
The problem of tool material selection in high speed machining based on the machined materials is overviewed.
由于刀具不施压力，因而是切削易碎材料的理想工艺。
Because no tool pressures are involved, the process is ideal for machining delicate workpiece.
金刚石是切削有色金属的优选刀具材料。
Diamond is the best material of cutting-tools to cut nonferrous metals.
烧结金刚石几乎是能胜任其切削加工的唯一刀具材料。
It indicated that the synthetic diamond tool is almost the only suitable cutting tool.
以单因素实验法分别考察了刀具材料、冷却条件、切削深度、进给速度等对刀具磨损的影响规律。
In single factor test, the influencing factor of tools wear was discussed, such as tool material, cooling conditions, cutting depth and feed speed.
文中介绍了钨及其合金的性能熏以及在切削加工时刀具材料与几何参数的合理选择。
The performances of tungsten and its alloy, rational choice in machining of cutting tool material and parameter are introduced in this paper.
所有这些特性不可能存在于单一刀具材料中。改进的刀具材料已经被赋予较好的切削性能。
All these characteristics may not be found in a single tool material. Improved tool materials have been giving a better cutting performance.
从切削力这一因素来看，PCD是精加工颗粒增强铝复合材料的最佳刀具材料。
PCD tool is the best tool material for precise machining from points of the cutting force view.
氮化硅陶瓷是一种新型刀具材料，其优良的切削性能解决了超硬材料的加工难题。
As a new type tool material, the excellent capabilities of silicon nitride ceramics cutting tools ravel out many cutting problems of super hard materials.
本文还深入讨论了刀具材料、特定的切削用量优化指标以及刀具几何参数确定等实际技术问题。
Some practical problems of this technology, such as tool material selection, special optimization index of cutting parameters and tool geometry determination, are discussed as well.
由于切削时的温度场对刀具磨损的部位、工件材料性能的变化、已加工表面质量都有很大的影响，因而对温度场的研究也显得尤为重要。
Because the influence of temperature to tool area, work material performance's variety and the machined surface's quality, the research to temperature field in metal cutting is very important.
由于切削时的温度场对刀具磨损的部位、工件材料性能的变化、已加工表面质量都有很大的影响，因而对温度场的研究也显得尤为重要。
Because the influence of temperature to tool area, work material performance's variety and the machined surface's quality, the research to temperature field in metal cutting is very important.
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