WHY THE WELDING JOB IS MAKE NEGATIVE IN MIG WELDING

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WHY THE WELDING JOB IS MAKE NEGATIVE IN MIG WELDING..

Answer / naitik

to get more stable arc dcep is used.
using dcen or ac produces unstable arc and more spatter.

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WHY THE WELDING JOB IS MAKE NEGATIVE IN MIG WELDING..

Answer / vigneshwar

to cool the workpiece quickly.

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