Lincoln Electric SuperGlaze® 4043 | 1/16" x 20lb | ED030281

Lincoln Electric SuperGlaze 4043 Aluminum MIG Wire – 1/16 in, 20 lb Spool (ED030281)

The Lincoln Electric SuperGlaze 4043 MIG wire (ED030281) is a high-performance aluminum filler metal designed for welding 4XXX and 6XXX series aluminum alloys. With a 1/16-inch (1.6 mm) diameter and a 20-pound spool, this ER4043 aluminum-silicon alloy wire is ideal for applications requiring smooth bead appearance, reduced cracking risk, and excellent weld flow.

Containing approximately 5% silicon, SuperGlaze 4043 delivers enhanced fluidity and reduced hot cracking, making it a reliable solution for general-purpose aluminum welding across various industries. It is suitable for both hand-held and automated MIG welding systems.

Product Specifications:

• AWS Classification: ER4043

• Diameter: 1/16 in (1.6 mm)

• Spool Size: 20 lb

• Alloy Type: Aluminum-Silicon (approx. 5% Si)

• Shielding Gas: 100% Argon recommended

• Excellent fluidity and wetting action

• Minimal spatter and post-weld cleanup

Common Applications:

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

• Automotive manufacturing and repairs

• Trailer fabrication and structural aluminum welding

• Marine and irrigation systems

• General maintenance and aluminum repair work

Product Highlights:

• Strong resistance to weld cracking

• Smooth, stable arc for clean, attractive welds

• Ideal for applications requiring a bright weld finish

• Compatible with pulse and spray transfer modes

• Trusted in both light fabrication and heavy-duty welding tasks

Built for Reliability and Performance

The SuperGlaze 4043 aluminum MIG wire (ED030281) offers the consistent quality professionals expect from Lincoln Electric. Its excellent feedability and arc characteristics make it suitable for a wide range of aluminum fabrication and repair jobs, ensuring dependable results every time.

Available for Immediate Shipping

Stock up on Lincoln SuperGlaze 4043 – 1/16 in, 20 lb spool (ED030281) today. This wire is in stock and ready to ship for your next aluminum welding project, whether in the shop or the field.