Uses 3 area 3 high speed heated air circulation air blower, the stainless steel Shuanghuan air current circulates completely the air flue, causes in the electric furance the work piece temperature to be even. Mainly uses to the drawing temperature uniformity request extremely high thin shape elastic metal work piece as well as each kind of precision machinery components tempering heat treatment. If to hangs the clothes rack stalloy spring clip tempering heat treatment furnace temperature uniformity to reach ±1℃.
