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老式电焊机指示灯泡接法

更新时间: 2021-05-21 10:19:12     

1、负接,即直流反接。电弧短,反接电弧稳定,飞溅极小。熔池比交流焊机浅,焊缝成形美观。适合焊接薄件。

2、正接,即直流正接。熔深比较流焊机大,电弧吹力大。电弧长。飞溅大,电弧稳定性差,焊条熔化快。适合用焊条切割烧断,焊厚件。

关键词: 老式 电焊机 指示 灯泡

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