The drying furnace is for drying the coating material on the object.Depending on the type of the object, the drying method is different and the drying time/drying temperature is different.It is divided into mountain-type drying furnace / flat drying furnace / BATCH drying, and heat sources are classified into LPG, electricity, and heat medium.In addition, there are direct heat exchange and indirect heat exchange, and it is a direct irradiation drying furnace method with IR HEAT.