... transport links.Our main products are belt conveyor roller,belt conveyor idler,belt conveyor pulley,belt conveyor system,TD75 ,DTII,DTIIA fixed conveyors and ... ,special shaft and famous bearing to make the rollers,and the rollers were sealed by nylon.The professional inspectors used ... products were widely used for mine,coal mine,harbour,steel plant,electric plant,feed-processing plant,cement plant and ...