amico welder porous welds on aluminum

Mark Simon · 2025-06-28T17:46:00-04:00

To all community members, I am a little bit confused cause my Amico welder leaves porous welds on aluminum with 0.035-inch mig wire at 20 CFH argon, How i can avoid this problem?

This topic has 2 replies, 3 voices, and was last updated 5 months, 2 weeks ago by Ashley Hernandez.

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- June 28, 2025 at 5:46 pm #53538
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  Mark Simon
  To all community members, I am a little bit confused cause my Amico welder leaves porous welds on aluminum with 0.035-inch mig wire at 20 CFH argon, How i can avoid this problem?
- June 29, 2025 at 1:01 am #53540
  Participant
  Robert Kelly
  Check for gas leaks on your Amico welder, use 25 CFH argon, fixes porosity.
- June 29, 2025 at 8:48 am #53541
  Participant
  Ashley Hernandez
  Clean aluminum with alchohol before welding, dirty metal causes porosity, use fresh mig wire.
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