What is Flux Core Wire? Know When to Use and WhyExplore further
2021-3-19u2002·u2002Flux core is then your best welding option. Flux core self shielded wire tolerates 'dirty' steel. You'll get away with more dirt on your steel compared to MIG welding. And it's better to use when you've some rust, mill scale or oil on your base mild steel. That said. It's best …
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