How To Weld Aluminum Without Tig. How to TIG weld aluminum without filler rod. In order to learn how to tig weld first of all you want to set up a machine and its connected parts such as torch and gas plus have on hand a filler rod for whatever metal you will be like to weld.
You can weld on aluminum foil with the use of an arc or spot weld. Any TIG welder can weld aluminum but there are several factors that will influence the ease quality and appearance of your project. Of these the current is by far the most important.
The welder also needs to maintain an appropriate gun angle around 10-15 above the joint area.
Hand and torch placement are key to puddle control so its important to master torch and hand positioning first. You can use MIG wire as a filler and then start at 20 amps. A clean hardened steel brush is best for this. We all know that this statement applies equally to the machines and the people who operate them but again were only talking about the welding.