The old adage "measure twice, cut once" is as important for plasma arc cutting operators as it is for carpenters. The phrase could be reworded to "inspect twice, cut once" for the plasma industry.

Editor’s Note: Part I, which appeared in the March/April 2015 issue, discussed seven ways to improve hole quality with a CNC plasma cutting system. Part II addresses dross, edge angularity, warpage, ...

Plasma is superheated, compressed air that ionizes to form a conductive gas. This gas conducts electricity from the torch of the plasma cutter to the work piece, through a electrode and copper nozzle ...