Plasma gas is gas heated to an extremely high temperature and ionized so that it becomes electrically conductive . the plasma arc cutting and gouging processes use plasma to transfer an electrical arc to the work piece . the metal to be cut or removed is melted by the heat of the arc and then blown away . A plasma arc creates a very clean , dross free cut with minimal heat input , usually requiring very little rework or cleanup.
Download Plasma Arc Cutting easiy In PDF Format For Free