... with about 10 years' experince in belt conveyors, conveyor idler rollers, conveyor rollers, roller frame design and production. All of ... Components and spare parts of belt conveyor machinery 1. Belt(4 kinds): Canvus, nylon, steel wire, plastic belt. 2. Driving part (electronic ... device in the middle.)8. Brake device (Roller stopping device, Belt stopping device)9. Accessories (covering, inverted trough ...