ordinary welding machine can be used for aluminum welding aluminum welding rod do Aluminum welding machines have a professional machine. Plain old AC welder is not welding. Welded Aluminium Welding Electrodeusing WSE. All known as AC square wave welder. HeAlso a DC inverter welder. And the price is not cheap. All you have things working. To add a processing place. Not recommended to buy.Moreover, this technique is to weld aluminum. Not just be able to weld. There are professional welding aluminum welding rod. Is aluminum wire.