Alumifix Solution Welding Flux-Cored RodsThe Strongest, Fastest, and Easiest Aluminum Fabrication No Expensive Equipment Required! Introducing The Simplest Way To Weld Aluminum Parts No More Expensive Equipment Required! All You Need are some Alumifix Solution Welding Flux Cored Rods. They are high quality special rods that are mainly used for welding brazing aluminum and aluminum alloys. They can also be used for hard welding non ferrous metals other than stainless steel. No fluxes fumes