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Old 05-11-2009, 01:17 PM
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Myth about plasma settings

Hi Guys:
During my time in the shipyard (40+ years) about 10 years were running a 300 amp CNC plasma cutter on a 10’ X 40’ water table, I have cut thousands of tons of steel, stainless and aluminum from 1/8” to 3/4" thick, I don’t think there is much need for setting the amps on these small torches, just turrn them on full and go, just changes the speed of your cut to accommodate different thicknesses, if you have different consumables you might test the differences between the large and the small tips… While I was running the 300 amp machine (other than making sure your tip is clean and not burnt out), the tip size, gas (air) pressure (we used nitrogen), speed of travel, and the height of the torch were the only things that were considered.
I hope this clears up some of the controversy covering machine settings.
Bob
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Last edited by woofer456; 05-11-2009 at 01:27 PM.
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