What Filler Rod for 6061 Aluminum? A Practical Welder’s Guide
Last Updated: January 2026 Aluminum welding usually feels simple right up until the puddle stops behaving. The bead won’t wet out, cracking shows up, or the weld just feels harder than it should. In most cases, that’s when filler rod choice becomes the real issue. Since 6061 aluminum is one of the most common alloys…
