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Blue Demon ER4043 X .030 X 1LB MIG/GMAW General Purpose Aluminum Welding Wire, All Position with Silicon Additives, Formulated to Provide Porosity-Free, X-Ray Quality Welds
Blue Demon ER4043 X .030 X 1LB MIG/GMAW General Purpose Aluminum Welding Wire, All Position with Silicon Additives, Formulated to Provide Porosity-Free, X-Ray Quality Welds
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ER4043 is a general-purpose type aluminum welding wire. It is one of the oldest and most widely used welding and brazing alloys.

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Product Review

ER4043 is a general-purpose type aluminum welding wire. It is one of the oldest and most widely used welding and brazing alloys.

  • It contains silicon additives which result in improved fluidity of the weld pool
  • It has a bright weld finished making it a popular choice for welders
  • Applications include welding filler wire and spray and flame metalizing wire

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