Lincoln Electric. SuperGlaze 4043 MIG. ED029234. 3/64 (.045 inch), 1.2 MM. ED029234. 20 pound plastic spool. AWS CODE = AWS ER4043. Top Features: Designed for welding heat-treatable base alloys and more specifically the 6XXX series alloys. Lower melting point and more fluidity than the 5XXX series filler alloys. Low sensitivity to weld cracking with the 6XXX series base alloys. Compatible Payoff Kits: Gem-Pak Package (K2175-2) or Mini-Drum (K884-5) Additional Payoff Accessories: EC-4 Conduit Connector (AD1230-14) and Conduit Connector Liner (AD1329-583). Typical Applications: For welding 6XXX alloys, and most casting alloys. Automotive components such as frame and drive shafts. Bicycle frames. Shielding Gas: Mixed Shielding Gas. 100% Argon.