A photograph features aluminum TIG welding rods in various diameters, neatly arranged on a dark metal surface in a well-lit workshop.

What Filler Rod for 6061 Aluminum Gives Strong Welds

ByWelderology Team

Welding 6061 aluminum can be straightforward when you’ve got the right filler rod in hand. Whether you’re repairing a bike frame, fabricating a truck ramp, or building out parts in your home garage, picking the correct rod matters. The wrong filler can lead to cracks, weak joints, or welds that just won’t hold up. Let’s…

A photograph displays three aluminum TIG welding rod packs—ER5356, ER4043, and ER1100—on a metal surface with rods partially exposed.

What Filler Rod for Cast Aluminum to Use for Strong Welds

ByWelderology Team

Welding cast aluminum takes more than just the right machine—it starts with the right filler rod. Castings are often old, porous, or full of unknown alloys, and that makes choosing your filler metal a critical step. Whether you’re patching up a cracked rim or rebuilding a corroded bracket, using the wrong rod can lead to…