よくある質問
FAQs About 4043 vs 5356 Aluminum Filler
What's the main difference between 4043 and 5356 aluminum filler?
4043 contains 5% silicon for better fluidity and crack resistance, while 5356 has 5% magnesium for higher strength and better color match after anodizing.
When should I use 4043 aluminum filler rod?
Use 4043 for welding 6xxx series aluminum alloys, cast aluminum, or when you need better crack resistance and fluidity in your welds.
What are the advantages of 5356 aluminum filler wire?
5356 provides higher tensile strength, better ductility, and maintains color consistency when anodized, making it ideal for structural applications and 5xxx series alloys.