Lincoln Electric SuperGlaze® 4043 | 3/64", 16lb Spool | ED029234

Lincoln Electric SuperGlaze 4043 Aluminum MIG Wire – 3/64 in, 16 lb Spool (ED029234)

Lincoln Electric’s SuperGlaze 4043 MIG wire (ED029234) is a trusted aluminum filler metal known for its excellent arc stability, fluid weld puddle, and strong resistance to cracking. With a 3/64-inch (1.2 mm) diameter and a 16-pound spool, this ER4043 aluminum-silicon alloy wire is ideal for general-purpose aluminum welding where a smooth, clean finish is essential.

Formulated with approximately 5% silicon, SuperGlaze 4043 improves weld flow and reduces the chances of hot cracking, especially when working with 6XXX series base metals. It is suitable for a variety of applications including automotive fabrication, structural welding, and repair work.

Product Features:

• AWS Classification: ER4043

• Wire Diameter: 3/64 in (1.2 mm)

• Spool Weight: 16 lb

• Composition: Aluminum-Silicon alloy (~5% Si)

• Shielding Gas: 100% Argon recommended

• Excellent weld puddle control and fluidity

• Reduced crack sensitivity compared to other aluminum wires

• Clean, smooth weld appearance with minimal post-weld cleanup

Typical Uses:

• Welding 6XXX series aluminum alloys (such as 6061, 6063)

• Automotive body and chassis work

• Aluminum trailer and truck bed repairs

• Irrigation system manufacturing and repair

• Structural and architectural aluminum assemblies

Benefits of SuperGlaze 4043:

• High feedability for both manual and automated MIG processes

• Bright, aesthetically pleasing welds

• Good corrosion resistance and color match in many anodized finishes

• Widely used for its low risk of hot cracking and excellent operator appeal

Engineered for Quality and Consistency

SuperGlaze 4043 (ED029234) is part of Lincoln Electric’s premium aluminum wire line, developed for reliable performance and easy handling. Whether you're tackling heavy aluminum fabrications or precision repairs, this wire delivers consistent, clean results that professionals can depend on.

Order Now – In Stock and Ready to Ship

Ensure your aluminum welding projects are completed with confidence. The Lincoln SuperGlaze 4043 3/64-inch MIG wire (ED029234) is available now for fast delivery and competitive pricing.