An amorphous iron core is provided for annealing in high temperature, anaerobic, and DC excitation conditions.In order to eliminate the mechanical stress produced during the processing of amorphous core, the shape setting is achieved, and the electromagnetic properties of the amorphous iron core material are fully restored.  Technical parameter for Transformer core annealing furnace:  Chamber working size 1600*1600*1800 mm (W*D*H) (Height is the chamber height) Chamber dimension 2300*2000*2380 mm (W*D*H) (External accessory size are not included) Chassis load Not less than 3T Workpiece rack Layered structure, according to the actual situation, from the buyer’s own Power Supply 3N+PE  380V   50Hz Heating power 78KW (energy saving considerations, heating in two groups) Service temperature range 450℃ (optional) Temperature uniformity ≤±4℃ Temperature fluctuation ≤±1℃ Blast power 0.75kw*2set Nitrogen flow regulation 0~1800SCFH