ER4043 MIG Aluminum Welding Wire 1 lb x 0.045" (4 spools) by TGB
ER4043 aluminum welding wire for general purpose use with ~5% silicon, improving fluidity and bright welds. Less prone to cracking and commonly used for welding 6061 grade aluminum. Customers report good value and weld quality, with mixed opinions on wire quality
Highlights
- 5% silicon content
- bright shiny weld deposits
- widely used for 6061 aluminum
Pros
- ER4043 composition with 5% silicon
- Improves weld puddle fluidity and bright weld deposits
- Less sensitive to weld cracking
- Widely used for 6061 aluminum welding
- Good value and overall weld quality reported by customers
Cons
- Mixed opinions on wire quality
Best For
Features
- ER4043 aluminum welding wire with 5% silicon content for improved fluidity
- Lower melting point and reduced weld cracking tendency versus other alloys
- Produces a bright, shiny weld deposit suitable for general-purpose welding
- Typically used for welding 6061, 6063, 5052, 3004, 3003, and cast alloy 356
