Quote Originally Posted by Davek0974 View Post
It seems its power related, just did the same test at 30A and got this...
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Pretty clean cut, got some axis wobble to tackle but the cut is pretty good i think.
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This one seems better i think?
The rough ones were made at too low power (20A).

Yes the bed is an open slat type, no water bath.

My main issue at present is electrical interference issues, I am severely struggling with this matter.

My main interest is 1-6mm steel so ultimate thickness is not relevant but they do rate it at 18mm cut.!