Description
Klutch® ER4043 Aluminum Welding Wire is a general-purpose aluminum welding wire. It is one of the oldest and most widely used for welding and brazing alloys. This aluminum alloy contains silicon additives, which result in improved fluidity (wetting action) of the weld pool and also produce a weld less sensitive to cracking. Its bright weld finish makes it a popular choice of welders. ER4043 can be used to weld various grades of aluminum. Contains silicon additives which result in improved fluidity (wetting action) of the weld pool and a weld less sensitive to cracking All-position welding Model Number: ER4043-063-005T18. Age Group: adult.