1.Broad inner space of drying oven, easy to be cleaned.
2.Hot-air circulating motors are staggeredly arranged at the left and right sides of the drying oven.
3.Hot-air shutoff valve: Preventing the stop mark.
4.High-efficient heat exchanger: Enhancing the drying capacity up to 30%-50%.
5.Reducing left and right temperature deviation (plus or minus 0.5 degrees) greatly, performing even heat treatment and drying.