Aluminum Wire ER4043 0.035" 1lb Spool
SKU: 035-1
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Premium aluminum MIG welding wire ER4043 classification per AWS A5.10. 0.035" (0.9mm) diameter on 1lb plastic spool with 4" diameter and 5/8" arbor hole. General-purpose 5% silicon alloy ideal for welding 3003, 5052, 6061, 6063 aluminum and cast alloys (A356, A357). Produces crack-resistant welds with excellent fluidity and reduced hot cracking sensitivity. Lower melting point than base metal for easier puddle control. Gray anodized appearance when finished. Suitable for automotive, marine, and general fabrication. Use with 100% Argon shielding gas. Store in moisture-free environment.
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