Originally posted by musicman
Why would you want to weld rust anyway. It don't matter which welder I'm using, I always hit it with the grinder first.

i wouldnt either, but orange crush said "Mig welding looks nicer when you have a rust free piece of metal, flux welding will work better if the metal is rusted". i just told him i had never heard this before amd i dont agree with it either.