HYW ER4043 TIG welding rod is a general-purpose aluminum-silicon (Al-5%Si) filler supplied as 36" straight cut lengths for GTAW (TIG). Its excellent fluidity, low crack sensitivity, and bright finish make it the most widely used aluminum TIG filler for 6xxx-series and cast aluminum. Select your diameter and bundle size from the dropdown.
Key Features
› AWS A5.10 classification ER4043 (Al-Si, ~5% Si)
› 36" straight cut lengths for TIG / GTAW
› Excellent wetting and fluidity, bright clean finish
› Lower hot-crack sensitivity than 5xxx-series fillers
Ideal Applications
› 6061, 6063 and other 6xxx-series aluminum
› Aluminum castings and cast-to-wrought joints
› Precision TIG repair and fabrication
Technical Specifications
AWS Classification
ER4043 (AWS A5.10)
Alloy
Aluminum-Silicon (~5% Si)
Process
GTAW (TIG)
Form
36" straight cut length
Shielding Gas
100% Argon (Ar/He for thicker sections)
Diameters
1/16", 3/32", 1/8"
Store rod in a dry location and keep tubes sealed to avoid surface oxidation.
WARNING
This product can expose you to chemicals including manganese, which is known to the State of California to cause birth defects or other reproductive harm. Welding fumes from this product can also expose you to chemicals known to cause cancer. For more information go to www.P65Warnings.ca.gov.
