Corrugated steel cutting

Has anyone had any luck cutting corrugated steel cant seem to get it to finish a cut keeping losing the torch fire


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No, not really. Some people have tried it with and without success.

What settings are you using and what material are you cutting?

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You’re going to have to make some changes to the THC settings in Firecontrol. It’s needs to be able to respond faster to changes in voltage and speed up the Z axis travel speed when making height adjustments.

I’m sure there is a thread here, where the poster made changes that worked for corrugated.

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Somebody on here has done it, and they posted a YouTube video of it. Yes they had to tweak the THC settings but they did get it to work with really really good success.

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I am just spitballing here:
What if you reduced the amperage pretty low so that the cut could be slowed significantly.

You could increase THC reaction time by decreasing the sampling size.

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Corrugated Galvanized Steel 31-Gauge i will have to look at my settings when i get home seems like it trys then other times it seems to burn threw to quick and loses the arc

Fire control has a long first pierce delay. I always get a error on first pierce.

I cut the hearts at 20 amps best I remember and not too fast I will have to look at the speed for that tool.

You do need to go into the THC settings and change the z axis speed.

If you are cutting and losing arc definitely override you speed and try a faster cut as well as turn down your amps some.

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To cut the corrugated I turned down to 20 amps, 40ipm, and had best results with THC settings 110v nominal, 45% x travel.


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