RJ2 series type tempering resistance furnace shell is made from steel plate and steel cylindrical furnace. The inner surface of the lid made of stainless steel. Lining using ultra-light saving insulating refractory brick building. Lining and furnace shell laminated aluminum silicate fiber felt insulation, the remaining powder expansive space filled. High resistance alloy wire spiral mounted on the firing put silk brick hearth. Place a stainless steel furnace loading baskets. Lid with electric hydraulic lift. In order to uniformly heat the workpiece, installed in the lid heat-resistant stainless steel shaft and blades made of hot air circulation blower, a workpiece in the heating process, the upper and lower hot air circulation furnace in order to ensure uniform heating of the workpiece. Specifications Model Working Dimensions (mm) heating power (Kw) Operating Temperature (℃) Power phase voltage RJ2-35-6 ￠ 500 × 650 35 650 3 380 RJ2-55-6 ￠ 700 × 900 55 650 3 380 RJ2-75 -6 ￠ 900 × 1200 75 650 3 380 RJ2-120-6 ￠ 1200 × 2000 120 650 3 380