It is mainly used in the case of relatively high requirements of operating conditions, such as the rotary structure partDust, rain, corrosion and other requirements of high occasions,Single-row FOUR-POINT CONTACT BALL SLEWING BEARING IS COMPOSED OF TWO SEAT RINGS, compact structure, light weight, four points of contact between the steel ball and the arc raceway, can bear axial force, radial force and tipping moment at the same time. Rotary conveyors, welding operators, small and medium-sized cranes and excavators and other construction machinery can be selected.

Xuzhou Jinma slewing ring manufacturing Co, Ltd. is a joint-stock enterprise specializing in the technology R & D, production, manufacturing and sales of slewing ring and drive. Up to now, the company has more than ten years of R & D and manufacturing experience. The company has strong technical force, advanced manufacturing and testing equipment, and scientific and reasonable production process; Its product manufacturing standards and technology are from Germany. At present, it has passed the national standards for machinery, metallurgy, shipbuilding, construction, coal and other industries, and obtained ISO quality management system certification and a number of patent certificates. The company's products are exported overseas and received high praise from customers at home and abroad. Warmly welcome customers to contact and negotiate cooperation!

Slewing ring(various standard and non-standard slewing bearings with a center distance of 200-5000mm from the raceway)

①　Single volleyball style（01HSQFQM0CJ01G01 series）

②　Double volleyball style（02CJ02G02 series）

③　Three row roller type（13SCJ13G13 series）

④　Single row cross roller type（11JM1G11 series）

⑤　Double row ball type (07 Series)

⑥　Ball column combined type

⑦　Light Q series

The slewing ring produced by our company has higher accuracy, strong load bearing capacity, compact and firm structure, easy maintenance and long service life; It is widely used in engineering machinery, construction machinery, ship and port equipment, metallurgy and mining equipment, environmental protection machinery, light industry machinery, petrochemical machinery, military equipment and other fields.

Swing drive device(Various standard and non-standard drive products of 3-25 inches)

①　Sealed fence SE series

②　Open lubricated S series

③　Heavy load WD series

④　WEA series

⑤　SDL series

⑥　R72 series

The Swing drive device produced by our company has the characteristics of Large transmission ratio , high integration, reliable quality and long use period; It is mainly used in various hoisting equipment such as aerial work vehicles, truck crane , truck mounted crane and ship cranes, photovoltaic and wind power generation equipment, industrial robots and other output equipment.