Hobart ER4043 Aluminum MIG Welding Wire, .035, 1lb Spool - 404303504

Sale price$14.99 Regular price$17.99



Hobart 404303504 MaxalMig 4043 filler metal is a popular Aluminum/Silicon filler metal alloy for general purpose aluminum welding applications.

  • Moderate strength 
  • Low melting temperature/high fluidity
  • Low welding smut and discoloration
  • Low ductility, formability, and lower toughness
  • Moderate electrical conductivity and thermal conductivity
  • Excellent corrosion resistance Low shrinkage rate/reduced distortion
  • Low hot cracking sensitivity in most applications


Hobart 4043 Maxal Spec sheet

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