Cartridge for a plasma torch and plasma torch equipped

A plasma torch comprises a cartridge (100) interchangeable with six parts only: - an electrolytic copper anode nozzle 1 - an electrolytic copper cathode support 2 of a tungsten doped cathode of a 3- diffuser centering plastic cathode 4 of a plastic assembly a 5- 6.Ces ceramic insert parts are assembled to the press and the assembly of parts constitutes volumes 71, 72, 73 constituting the cooling system the anode and the conduits (127) gas inlet plasmagene.Les arrivals and departures of fluid are provided by a connecting structure and maintenance scheduled for a simple mounting of the cartridge (100).