Roller Type Standard: Roller classified according to their use of self-aligning roller, buffer roller, roller trough, parallel to the roller. Trough roller generally consists of two side idler roller and a flat roller wholesale polyethylene composition of the coal mine, the groove angle is generally 30 degrees, detachable belt conveyor for coal mine polyethylene roller manufacturer, grooved Three idler rollers mutually hinged together, so that the hinge roller. Parallel roller is usually a long roll, which is mounted in the lower end of the pressures under so called roller. Roller adjustment commissioning: roller adjustment and commissioning are carried out with use of a conveyor while commissioning to note concept 察托 roll rotation is flexible, roller conveyor is in contact with, whether there is abnormal noise and odor . Using the Operation Instructions and idlers general plan requirements for the belt conveyor will be equipped with the press.