Mig Welding Aluminum Settings Chart

The lincoln 140 setting chart yellow column.

Mig welding aluminum settings chart.

You ll need a magnum 100sg spool gun. Direct current reverse polarity dcnp is the type of current that is utilized for mig welding aluminum. The following basic guidelines are for mig welding steel with solid wire. But i saw hobart s welding chart included settings to weld 16 and 12 gauge aluminum using 0 030 wire.

Joint design position and other factors affect results and settings. Unlike welding with a stick welder mig welding is a semi automatic process. In most cases it will take 21 to 23 volts to get the arc to spray transfer. Lincoln suggest you use their super glaze aluminum mig wire.

There is only one type of current that is compatible with aluminum during the mig welding process. 125 inch 125 amps. Again you could buy the 0 035 inch diameter aluminum wire you wanted. Material thickness determines amperage.

Aluminum should be thoroughly cleaned prior to welding including the removal of any lubricants from the material. As a guideline each 001 inch of material thickness requires 1 amp of output. The final column on your settings chart are your settings for mig welding aluminum. Lincoln mig welding aluminum setting chart aluminum mig welding settings.

Mig welder settings charts guides and tables for steel stainless and aluminum lincoln mig welding electrode and gas selection chart settings. Oxide removal should be done after degreasing using a stainless wire brush. To mig weld aluminum thinner than 14 gauge 074 inch it may be necessary to use specialized pulsed mig or ac tig welding equipment. Curious about this successful welder s capabilities on aluminum without a spool gun i decided to see for myself before running any steel wire through the new liner.

If welding out of position you will want the wire feed speed fast enough to keep the weld full of metal at a. Mig welding aluminum requires the essential variables to be finely tuned in the ways that are described in further detail down below. When good results are achieved record the parameters. This article is more a general guideline to help the novice welder understand how the various settings will affect your results.

To start the pictures above and below are the manufacturer s recommended lincoln welders and miller welding equipment voltage wire feed speed settings and gas recommendations. Browse suggested weld parameter settings for stick welding tig welding mig solid wire welding and mig flux core welding. Browse suggested weld parameter settings for mig solid wire welding.