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Tag: ER4043

ER4043 vs ER5356 for 6061 Aluminum: Which Filler Should You Use?

Compare ER4043 and ER5356 for 6061 aluminum by strength, ductility, crack sensitivity, anodizing, feedability, service temperature, and process.
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September 25, 2026
ER4043 TIG / GTAW Filler Metal: Filler Metal Finder Notes

ER4043 TIG / GTAW filler metal is commonly used as a starting point for aluminum welding support work, especially on many 6xxx series base metals and some cast aluminum repair jobs. That…
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August 25, 2026
ER4043 MIG / GMAW Filler Metal: Filler Metal Finder Notes

ER4043 MIG / GMAW filler metal is a common aluminum wire used in fabrication and repair work on many 6xxx series applications. It is not a blanket answer for every aluminum job.…
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July 26, 2026
ESAB Aluminum Spool Gun Setup Guide: Rebel Compatibility, Argon, Wire Size, and Feed Checks

Set up an ESAB aluminum spool gun by verifying the machine supports the exact spool gun, connecting the gun fully, using 100% argon shielding gas, installing the correct aluminum contact tip, loading…
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May 20, 2026

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