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I have to disagree slightly with this. For the average user with HFAC, 60% helium is about the maximum before one has arc-control issues.RocketSurgeon wrote:...
When possible, and in budget, use Ar/He mix in your shield gas. The more He in the mix, the better. If at all feasible, pure He.
You are quite correct, sir.Otto Nobedder wrote:I have to disagree slightly with this. For the average user with HFAC, 60% helium is about the maximum before one has arc-control issues.
DCEN with pure He is doable for anyone with transformer or inverter, but most aren't doing this.
Steve S
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