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用钻头打不锈钢时为什么要加醋
更新时间: 2020-10-06 00:00:00  

1、不锈钢钻孔可以用酱油或者醋冷却钻头;

2、不锈钢,属于难加工材料,其切削性能很差,其切削性能很差,表现在,韧性大,容易粘刀,对钻头的磨擦大,是刀具易磨损,产生的热多,使刀具温度升高。容易加工硬化,导热能力差,热膨胀系数大,加工中易变形。钻孔是半封闭加工,工况更差;

3、加酱油或醋除了有普通冷却液的冷却作用外,其中的有机物容易碳化,部分形成石墨结构,润滑作用较好,不易形成积屑瘤。

关键词: 钻头 不锈钢 为什么

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