In this article, relations among reverse tension, friction coefficient and quality of wire are discussed in theory and practice of cold drawing process in detail.
对拉丝工艺中的反张力与界面摩擦系数及产品性能间的关系作了理论和实践方面的详细论述。
The results showed that the effect of cold drawing on the conductivity of aluminium wire with RE is slight, and the conductivity increases (IACS)0.69% than that of aluminium wire without RE.
研究了冷拉变形对稀土铝导线和纯铝导线导电率的影响，发现冷加工变形对稀土铝导线的导电率影响甚微，测得的稀土铝导线的导电率比纯铝导线的导电率高（IACS）0．69％。
Straight wire drawing machine is cold drawing production equipment for metal wire . It is in huge structure and sophisticated control.
直线式拉丝机是金属丝冷拔的生产设备，结构庞大，控制要求复杂。
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