Description: Unibraze 4043 is a 5% silicon all position aluminum welding wire used to weld heat treatable alloys.
Recommended for welding 2014, 3003, 3004, 5052, 6061, 6101 base metals and cast alloys. It is used for
welding bicycles, trucks, trailers, automotive parts and equipment. The addition on silicon improves wetting
action yielding a more crack resistant, bright weld bead