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How is argon used in MIG welding?

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The cost of the gas, finished weld properties, preparation and post-weld clean up, the base material, weld transfer process and your productivity goals all need to be taken into account when selecting a shielding gas. read more

Argon is used as a shielding gas in MIG Welding, or more appropriately GMAW (Gas Metal Arc Welding). There are different ratios of Argon gas used in GMAW, depending on the materials used and the desired outcome. read more

I learned MIG on-the-job while I was working as an apprentice mechanic. We had a 250 amp machine and used it mainly for exhaust work and general repairs. Our shop manager only bought C25, so that was all I ever used. A few years ago I went to test for a job as a MIG welder and the employer wanted a vertical up on some scraps of 16 ga tubing. read more

Argon, Helium, Carbon Dioxide and Oxygen are the four most common shielding gases used in MIG welding, with each providing unique benefits and drawbacks in any given application. read more

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