Skip to content
2 pound spool of ER4043 aluminum mig welding wire for use with spool guns
16 pound spool of er4043 aluminum mig welding wire for use with wire feeder
2 pound spool of ER4043 aluminum mig welding wire for use with spool guns
16 pound spool of er4043 aluminum mig welding wire for use with wire feeder

ER4043 Aluminum MIG Welding Wire

by NEXAL
SKU 404303001
$9.91 - $128.07
$10.33
$9.91 - $128.07
$10.33
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock
Availability:
In stock

Size: .030" / 0.8mm
Spool Size: 1LB
Request a quote

ER4043 Aluminum MIG Spool

ER4043 is a 5% Silicon aluminum alloy filler metal that is one of the most widely used aluminum welding alloys for fabrication and general repairs. Made in Ontario Canada.

ER4043 conforms to: AWS A5.10, CWB

Features:

  • Primarily alloyed with silicon and magnesium
  • Great fluidity of weld puddle
  • Strong corrosion resistance
  • Intended for heat-treatable alloys 6061 and 6063
    • Does work with non heat treatable alloy 3003
  • Commonly used for welding aluminum sheet metal
  • Preferred choice for long single pass welds
    • High deposition rates
  • Popular for auto body repair, trailer building, and general fabrication

Available Spool Sizes:

  • 1 Pound for spool gun
  • 5 Pound for suitcase welder
  • 16 Pound for commercial welder

CLICK HERE FOR SPECIFICATION SHEET

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare