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Slewing Bearing

We commit to research and develop bearings for rolling machine, cement equipment, wind power generator, gearbox, medical devices, TBM, turntable, and other oversized and heavy-duty bearings, forming product design, production process, inspection and test technology with independent intellectual property rights.
  • Slewing Bearings for Wind Turbine Drives

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    Slewing Bearings for Wind Turbine Drives

    ZYS has acquired the core designing, manufacturing and testing technique in yaw bearing, pitch bearing, main bearing, gearbox, and generating motor bearing in wind turbine system, Properties of ZYS wind turbine bearings have reached international advanced level.Read More

  • Four Point Contact Ball Slewing Bearings

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    Four Point Contact Ball Slewing Bearings

    ZYS single row four point contact ball slewing bearings are composed of two seat rings, compact design and light weight, steel ball contact with the raceway in four points; it can bear the axial force, radial force and the tilting moment at the same time.Read More

  • Single-row Cross Roller Slewing Bearings

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    Single-row Cross Roller Slewing Bearings

    ZYS Crossed roller bearing is one kind of bearing whose rollers are square crossing arranged between outer ring and inner ring. The rollers contact the raceway in linearity, so the bearing has better rigidity and less elastic strain. At the same time, this bearing can carry...Read More

  • Roller and Ball Combination Slewing Bearings

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    Roller and Ball Combination Slewing Bearings

    ZYS ball and roller combination slewing bearings is mainly made up of inside and outside rings. Upper-row use rollers and down-row use balls. It is suitable for high precision mounting and capable to bear axial force, resultant torque and considerable large radial force.Read More

  • Three Row Roller Slewing Bearings

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    Three Row Roller Slewing Bearings

    Three-row cylindrical roller slewing bearings Performance ZYS three row roller slewing bearings have the following features: High load;Different loads are supported by different raceways and cylindrical rollers separately. Therefore, under same loads, roller diameter can be...Read More

Luoyang Bearing Science And Technology Co.,ltd.has been engaged in bearing since 1958,ZYS was formerly known as Luoyang bearing research institute,which is the lead in China bearing industry, ZYS is manufacturers and suppliers of high quality bearing products and excellent service.