ED029234 - Lincoln SuperGlaze 4043 Aluminum MIG Wire 3/64" 20lb Spool

Aluminum Welding Wire 4043 is a versatile and commonly used filler metal for welding on 6XXX base materials and other heat treatable alloys. This Aluminum Silicon alloy offers excellent crack resistance and superior penetration, making it a preferred choice among welders. Additionally, it can be used for specific brazing applications and welding on high silicon casts like A356. However, it is advised to avoid the welding of 5XXX with 4043 and other 4XXX filler metals.