For many welding-related jobs, metal cutting is required before a welding arc is started. Two popular metal-cutting processes to choose from are plasma arc and oxy-fuel. Both systems have advantages ...

Anyone working in a fabricating shop or machining operations comes face to face with a steady stream of science and technology every day. Speeds, feeds, calculations, and reactions — you have to be ...

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 ...