If your root was done properly(washed out) it should bend like rubber. TIG is pure with no contaminates needed to be removed, if it was contaminated gas you would have alot more problems than a blue electrode. It could also be your hot pass to much heat equals root suck back causeing incomplete pen.
Feb 28, 2010 Rating
Patrick... by: Anonymous
This is Justin from the shop you was practicing in.. I'm taking that test tomorrow morning @ 7 my buddy took his test yesterday, Saturday his 5" pipe busted in all 3 places.. What did you run your amperage on for your filler 7018?
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