1: The device has a simple structure, small size, convenient operation, no auxiliary equipment, and is convenient for transportation and movement.

2: Using hot air as the drying medium, adopting the circulating drying process, the grain is heated evenly and fully, and the quality is good after drying.

3: The dryer is made of coal, rice husk or straw, which is converted into clean hot air through combustion and heat exchange, and has no pollution to the dried grain.

4: The investment is small, the use cost is low, the work process can be automatically controlled, the automatic shutdown, the operation is simple and labor-saving, and meet the needs of small and medium-sized farms and farmers.

5: Equipped with automatic online temperature measurement and moisture measuring device, the degree of automation is greatly improved and the drying uniformity is good.

6: Clean and convenient, thorough, will not mix, especially suitable for drying grain seeds.