By the stainless steel plate, cold steel plate, angle steel production, surface coating, the studio using high-quality structural steel production. There is a shell and a studio, and the shell is filled with aluminum silicate fiber between the studio. The oven is formed and the heater is installed on the bottom, top or sides according to the actual situation. The temperature control instrument uses the digital display intelligent meter, PT100 to control the temperature! The temperature is controlled by the connection between the digital meter and the temperature sensor, and the hot air circulation system is divided into horizontal type and vertical type.