The hot air oven is suitable for baking items with chemical gases and food processing to be baked, curing ink, drying paint films, etc. It is widely used in precision baking, drying, tempering, preheating, shaping, processing, etc. in electronics, motors, communications, electroplating, plastics, hardware and chemical industry, instruments, printing, pharmaceuticals, PC boards, powders, immersion, spraying, glass, wooden building materials, etc; Internal heat circulation ensures even heating of baked goods.