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US Forge .035in. ER4043 MIG Wire — 1lb., Model# 0669

Item# 7354119
US Forge .035in. ER4043 MIG Wire — 1lb., Model# 0669

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US Forge .035in. ER4043 MIG Wire — 1lb., Model# 0669

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$17.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • ER4043 aluminum MIG wire designed for welding aluminum-silicon alloys in fabrication and repair applications
  • Works with MIG welding (GMAW) machines requiring CO? shielding gas
  • Silicon additives reduce crack sensitivity and support smooth, consistent welds
  • Suitable for aluminum castings and high-silicon aluminum base metals, including 4xxx series alloys
  • Meets ER4043 specifications

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Product Summary

US Forge ER4043 aluminum wire is designed for MIG welding of aluminum-silicon alloys in fabrication and repair applications. It is used with MIG welding machines and requires CO? shielding gas for operation. The silicon content helps reduce crack sensitivity while promoting smooth, consistent weld performance. Commonly used on aluminum castings and base metals with higher silicon content, it is suitable for structural components such as extrusions, frames, and supports. Manufactured to ER4043 specifications, it supports reliable results across aluminum welding tasks. Choose this wire for consistent aluminum welding performance on your next project.

What's Included

    (1) wire spool

Downloads

Safety Data Sheet

Features + Benefits

  • ER4043 aluminum MIG wire designed for welding aluminum-silicon alloys in fabrication and repair applications
  • Works with MIG welding (GMAW) machines requiring CO? shielding gas
  • Silicon additives reduce crack sensitivity and support smooth, consistent welds
  • Suitable for aluminum castings and high-silicon aluminum base metals, including 4xxx series alloys
  • Meets ER4043 specifications

Key Specs

AttributeSpecification

item#

7354119

Brand

US Forge

Manufacturer's Warranty

1 year limited warranty

Ship Weight

1.1 LB

Product Type

MIG Wire
AttributeSpecification

Size

0.035 in

Material

Steel

Spool Size

1 lb

Product Weight

1.1000 lb

Dimensions L x W x H (in.)

4.0 x 4.0 x 1.75 in

Reviews

Questions & Answers

Questions

Warranty

Manufacturer's Warranty

1 year limited warranty

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US Forge .035in. ER4043 MIG Wire — 1lb., Model# 0669
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US Forge .035in. ER4043 MIG Wire — 1lb., Model# 0669

Item # 7354119

$17.99