Vacuum Annealing Furnace is applied for annealing and aging treatment of a variety of alloy materials, devices (tungsten, molybdenum, niobium, copper alloy, etc.), magnetic materials, electrical steel, magnetic alloy, stainless steel, heat-resistant alloys, copper and its alloys, hydrogen storage alloy, active and hard molten metal. It can also be used for vacuum sintering of magnetic material, diamond, hydrogen storage material reduction. The control system was controlled by PLC, temperature was controlled by intelligent temp controller, accurate control, high automation. User can choose auto or manual undisturbed switching to operate it, this vacuum furnace has abnormal condition alarming function, easy to operate. Environmental protection performance has been improved, maintenance cost saving, energy cost saving.