... Canvus, nylon, steel wire, plastic belt. 2. Driving part (electronic motor, high speed coupling, speed reducer, low speed coupling, and ... can be installed on a fixing bearing. Or using an electronic roller as a driving device.) 3. Roller parts (Driving ... smoothly. 6. unloading device (Fixed plow unloading device and electronic unloading vehicle) 7. Cleaning device (Elastic cleaning device in the front ...