ER4043 Rods

For TIG gas-tungsten arc welding (GTAW) welding process; ER4043 is a general-purpose, all-position aluminum welding rod used to weld various grades of aluminum; it contains silicon additives, which may improve fluidity of the weld pool and also produces a weld less sensitive to cracking; its bright weld finish makes it a popular choice of welders; shielding gas required, usually 100% Argon.