1.Good drying effect, 2.Firm and simple structure, 3.Large capacity, 4.ISO certificate, 5.Low investment. China Famous ... Brand: Jingying MachineProduct Name: Hot air rice husk Dryer Machine with big ... , wood bits, etc,.(Diameter is less than 3mm; Length, 5mm)2.The difference between rotary dryer and tunnel dryer(Hot air ...