Xuzhou Xinda slewing bearing developed chain wheel slewing rings.The diameter range from 200mm to 5000mm.It according Machinery industry standard of P.R.C JB/T2300-2011.
Chain wheel slewing rings is a kind of large-scale bearing which can bear axial force, radial force and tilting moment of force at the same time, always with mounting hole, lubricant hole, and seal device. So it can easily make the mainframe structure compact, and it is convenient to conduct circumgyratetion, manufacture, install and maintain.