Powder Coating And welding Welding, Bonding Fastener ...
Jun 20, 2011· If you have not made the part yet, mask off at least an inch to 1 1/2" from the weld joint. If you have made the part and powder coated it already, use tombstone tape masking, and sandblast the powder coating away from the weld area. Disc grinding will not get all of the resin out of the pits in the steel unless the surface is extremely smooth.