How To Weld Aluminum Harbor Freight. Clamp up the tubing and start heating the aluminum with a propane torch. Youll also get a stronger weld than the parent aluminum material without flux or other welding.
Clamp up the tubing and start heating the aluminum with a propane torch. 51 150A Spool Gun. These aluminum welding rods are harder than mild steel which results in minimized parent material distortion during welding.
Here is a tipalways stick weld downhill on thin sheet metal if you caneven if you have go to some trouble to position the thing you are weldingand back step the weld in short runs to avoid warping the piss out of it.
These aluminum welding rods are harder than mild steel which results in minimized parent material distortion during welding. 51 150A Spool Gun. The rod cost about 300. Clean your aluminum remove any oxide and file the edges that will be joined Avoid pulling while weldinginstead push at a 10 to 15 degree angle Use multiple pass straight beads to improve the overall appearance of the weld and help to avoid defects Use a heat sink which will absorb extra heat and allow you to weld slower.