This BOSSWELD 4043 aluminium TIG wire is a 3.2mm diameter, 0.45 kg handy pack designed for precision fusion welding of aluminium alloys. It is ideal for professional welders and fabricators working on automotive and alloy casting repairs.

Composed of a 5% silicon alloy, this TIG wire is specifically formulated for welding alloy castings. It is commonly used in the repair of automotive components such as cylinder heads, inlet manifolds, and housings. Additionally, it is effective for addressing defects and cast repairs, ensuring strong, reliable welds in critical applications.

The wire meets the AWS A5.10 ER4045 specification, guaranteeing compliance with industry standards for aluminium TIG welding consumables.