无氧铜杆的用途, 我要通俗点的,期待了解的达人解说??

2025-04-04 17:59:54
推荐回答(4个)
回答1:

一看你就是没有学过金属学的知识的,首先告诉你金属都是晶体,晶体结果主要是晶胞,其结构就有体心立方,面心立方,还有是密排立方的等。
依据其纯度来分则有4N、5N、6N、7N、8N等,其中N代表9(Nine),4N表示其纯度达99.99%以上,以此类推。

依据不同的冶炼加工方法,可以将高纯度铜细分为OFC无氧铜、LCOFC铜、PCOCC无氧单结晶体铜、Super PCOCC铜等。

OFC 是Oxygen Free Copper的缩写,中文称之为无氧铜,这是在冶炼铜的过程中,因不加入氧化物及避免了氧化所生产出的铜线,纯度为99.995%,一般说来,这已是品质相当不错的导线材料。

LC OFC铜 则是在制造时采用特殊的抽丝工艺,将无氧铜的结晶颗粒变大,以增加导电性能,1m长的LC OFC铜线其结晶数约为20个,其纯度比OFC无氧铜略高,但仍在4N的范围内。但因LC OFC铜结晶体颗粒少,故
导电特性要比OFC铜好。

OCC 全名为 Ohno Continuous Casting,这是由1989年日本工业大学的大野(Ohno)教授所发明的“高温热铸模式连续铸造法”所制造的导体技术,因为铸造过程经过特殊加热处理,所以可以获得单结晶状导体,每一结晶可以延伸数百公尺以上,在实际应用之长度上结晶粒仅有一个,并没有所谓“晶粒界面”存在,在讯号传讯时,无需透过晶粒与晶粒之间的“晶界”,讯号更易于穿透与传导,因此损耗极低。

PC OCC铜 是由Pure Copper by Ohno Continuous Casting Process缩写而来,指由以OCC铸造法所生产加工提炼出的高纯度结晶铜。这项由日本千叶工业大学的大野教授所研究开发的铸造技术,特点是从热溶的金属液中抽出金属丝(如将溶化的铜液抽成铜丝),经由冷却水快速冷却,同时去除杂质,进而得到单一结晶的金属。用OCC冶炼法抽丝出的高纯度铜线就是PC OCC。PC OCC的特点是单一铜结晶体大,倘若其铜线直径在0.3mm以下,其结晶体长度可达125m,整体铜纯度提升为99.996%,导电性更为优异。

我是昆明理工大学的学生,帮助你不是为了你的只给10分财富值,为了帮助你学得点知识,追不追加分就看你的RP了.参考资料:万方 赞同18

回答2:

大规格的无氧铜杆(10mm以上)一般用于轧制铜排,铜条。
6MM的无氧铜杆一般用于生产铜扁线。
3mm的无氧铜杆一般用于拉丝,生产电线铜芯,漆包线。主要应用于电线电缆和电机。

回答3:

用于铜、铝、金、银、镍、铂、锌、锡、钽铌等有色金属及它们部分合金线材的冷焊接。

回答4:

无氧铜杆就是用电解铜通过上引法生产 经过轧机 拉丝等工艺生产的各种铜线 。

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