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电钻钻墙用什么钻头

更新时间: 2021-01-27 10:48:42     

一般来说用电钻钻墙时选择的电钻要与合金钻头相匹配,它的材质比较坚硬,不过有一些是硬质的合金,主要成分就是碳化物,硬度能够达到90度以上,所以适合一些难以钻墙的场所。也有一些选择是进口的合金钻头,主要的材质就是微晶粒硬合金,能够有效将硬度和韧性结合在一起,达到完美的钻墙效果。也有的会将合金钻头上面再做一下涂层处理,厚度大概是4微米,能够增加摩擦系数,从而使得钻墙的效率更加高。

关键词: 电钻 什么 钻头

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