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Best Gas For Home Mig Welding. For ½ inch nozzles your typical flow setting should be around 22-27 CFH. This short circuit or arc can be anywhere from 5000 F to 40000 F so it melts metal very effectively.
How MIG welders work. The choice of shielding gas made a lot of difference to the ease of welding. I was asking the local Miller dealer what was the best gas mix to use when welding on car parts and pieces.
The basic gas for MIGMAG welding is argon Ar.
He said to strictly stay with 75 C0225 argon. Ad Find China Manufacturers Of Mig Welding. Typical gas flow when MIG welding varies for different inside nozzle diameters. An electrical current is passed between two electrodes causing a short circuit across the gap between them.