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高压线是什么材质
更新时间： 2020-12-02 10:57:36  

高压线的主要材质是铝。目前大多数高压线用的材质基本上都是铝线，铝线的导电性很强并且使用期限也很长，一般不会轻易损坏。铝线作为主要的高压线材质原因是因为相对于铜线，铝线的造价成本更低，并且也有着不错的导电性能。相比于铁线，铝线的导电性更强，受冷热的影响更小。高压线如果架在高空，那么还可能用到钢芯材质，用来增加高压线的强度。如果埋在地下，只用铝线就可以。

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