ER4043 suits general-purpose aluminum work where fluidity and reduced crack sensitivity are priorities; ER5356 provides higher strength and corrosion resistance for compatible structural and marine applications.
Choose the Right Alloy
ER4043
- General-purpose aluminum wire with good weld-pool fluidity and reduced crack sensitivity.
- Commonly used for fabrication, repair, and compatible aluminum castings.
ER5356
- Provides higher strength and corrosion resistance for suitable aluminum base metals.
- Commonly selected for structural and marine applications.
Key Specifications
- Alloy options: ER4043 and ER5356
- Process: MIG
- Spool weight: 1 lb (0.5 kg)
- Diameter options: .030" (0.8 mm) and .035" (0.9 mm)
Available Configurations
- ER4043, .030" (0.8 mm): 1 PK
- ER4043, .035" (0.9 mm): 1 PK, 3 PK, or 5 PK
- ER5356, .030" (0.8 mm): 1 PK
- ER5356, .035" (0.9 mm): 1 PK, 3 PK, or 5 PK
Alloy and Equipment Requirements
Match the filler alloy to the base metal and service requirements. Confirm that the MIG setup supports aluminum wire and the selected diameter.