SUA ER4043 MIG Aluminum Welding Wire 1 lb x 0.030" (2 spools)
ER4043 aluminum welding wire (AlSi5) with 5% silicon, improves puddle fluidity and yields bright welds. Commonly used for 6061 welding; less prone to cracking than other aluminum alloys. Customers note good value and solid weld quality, with mixed opinions on overall wire quality
Highlights
- ER4043 with 5% silicon
- bright weld deposit
- commonly used for 6061
Pros
- AlSi5 composition for good fluidity
- Bright shiny weld deposits
- Widely used for general purpose aluminum welding
- Less sensitive to weld cracking
Cons
- Mixed opinions on wire quality
Best For
Features
- ER4043 aluminum welding wire with 5% silicon for general purpose use
- Lower melting point and improved fluidity reduce weld cracking tendency
- Produces bright, shiny weld deposits suitable for aluminum grades 6061, 6063, 5052, 3004, 3003 and cast 356
- Contains a 0.030'' diameter wire in a 1 lb × 2 spools format
