... high focus cutting 切割面质量好 High quality cutting surface 切缝窄 Narrow kerf width ..
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The main factors that affect the machining precision and surface quality in high-speed wire cutting are analyzed. And the corresponding effective precautionary measures and handling methods are given.
分析了高速走丝线切割加工中影响加工精度与表面质量的主要因素，并针对这些原因分别给出各自有效的预防及处理方法。
Especially the tool wear size of JT9 and JT11 is small and the machined surface quality is high. In cutting 45 anneal steels and 45 hardened steels by JT9 and JT11 tools, chips were segments.
特别是JT9和JT11刀具，不但刀具磨损量小，加工表面质量好，而且在切削45钢和45淬硬钢时切屑为崩碎切屑。
The experiment showed that the high quality surface roughness was easy to obtain by increasing the cutting speed and decreasing the feed engagement.
高速切削试验表明：切削速度的提高和每齿进给量的减少有利于改善加工表面粗糙度。
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