China Factory Roller for Conveyor Mining Belt Conveyor Roller

China Factory Roller for Conveyor Mining Belt Conveyor Roller. Customized Surface Color: Surface color can be customized according to specific requirements. Long Service Life: Features permanent lubrication with a service life of at least 30,000 hours. High Precision Manufacturing: Uses high precision cold steel shafts with radial runout below 0.35mm. Superior Sealing Performance: Labyrinth seal structure ensures waterproof and dustproof performance with zero water inflow. Low Rotational Resistance: Rotational resistance coefficient is below 0.010 for energy efficiency. Wide Diameter Range: Available in diameters from 60mm to 295mm to suit various applications. High Quality Bearings: Equipped with HRB, ZWZ, or LYC bearings meeting DIN standards. Customizable Dimensions: Face length ranges from 100mm to 4000mm and shaft diameter from 20mm to 50mm.