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  • Yantai Zhiyuan factory is one of the world's leading manufacturers of large and small diameter slewing bearings and slewing rings. Our products come in many different types, manufactured in various sizes and designs, such as: Double Row Ball Slewing Bearing, Slewing bearing, Slewing Ring, Slewing Ring Bearing, etc.


  • The spur gear slewing drive is a transmission mechanism that realizes deceleration through a gear structure. The structural components of the spur gear drive include slewing bearings, gears, drive housings, adapter flanges, support bearings, seals and other components.


  • Slewing bearing is a new type of mechanical parts, which consists of inner and outer rings, rolling elements, etc. A slewing ring is a large bearing that can withstand comprehensive loads. It can bear large axial and radial loads and overturning moments at the same time.