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Manufacturers of belt conveyors explain that a belt conveyor is a type of conveyor that uses friction to transport materials. We will provide you with a brief introduction to the principles and characteristics of belt conveyors. A belt conveyor is mainly composed of a frame, conveyor belt, idlers, drive rollers, tensioning devices, and transmission mechanisms. Its operating principle is quite simple: traction on the material is generated through the friction between the drive rollers and the belt, thereby enabling transportation of the material. In use, the belt is tightened by the tensioning devices, resulting in a certain initial tension at the point where the drive rollers meet the belt. The belt moves along the idlers together with the load; it serves not only as a traction mechanism but also as a carrying mechanism. Since the idlers of the conveyor are equipped with rolling bearings, it is possible to reduce the frictional resistance between the belt and the idlers, thereby decreasing the power consumption of the conveyor; however, this increases the transportation distance. Belt conveyors have the following main features: 1. Belt conveyors can not only transport bulk materials but also packaged items. In addition to their basic transportation function, they can also be integrated with other industrial production processes to create organized, sequential transportation lines. 2. Common sectors that use belt conveyors include metallurgy, transportation, hydropower, chemicals, building materials, agriculture, ports, shipping, etc., as these sectors require conveyors that can handle large volumes of material, have low costs, and offer high versatility. 3. Compared with other conveyor types, belt conveyors offer advantages such as longer conveying distances, higher capacity, and continuous operation; they are the most ideal and efficient transportation equipment in the coal mining industry, facilitating automation and centralized control. 4. The belt conveyor has a compact structure, and its frame can be extended or retracted. It is also equipped with a belt storage compartment, which means that the working area of the conveyor can be increased or decreased as needed during operation. 5. Depending on the requirements of the materials to be transported, belt conveyors can operate as single units or in combination with multiple units; moreover, the transportation mode can be either horizontal or inclined.