How To Weld Cast Aluminum With A Mig Welder. Cleaned up with acetone and clamped in place with a C clamp. Use an aluminum feeding kit to feed the electrodes and soft aluminum wire.
Welding aluminum with a MIG welder. Instead try to remove the oil and grease and then water vapor. Took all of about 15 minutes about 20 seconds of welding.
Beveled both edges and got pretty reasonable fit up.
In the forehand technique used for MIG welding aluminum the electrode will be pointed in the direction of travel. Well did the work this weekend. Took all of about 15 minutes about 20 seconds of welding. The DIY Guide MIG Alu and Cast Set up for Aluminium Setting Up for Aluminium Welding Aluminium welding is possible with just about any MIG welder but aluminium wire is much weaker more sticky and expands more than steel wire so youll need to take a few steps to set up the welder to prevent wire feed problems.