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A Specialist on Spherical Roller Bearings Since  1969
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Sealed Spherical Roller Bearings

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WGB Sealed spherical roller bearing designs and specifications

  • Minimize the lubrication consumption

  • Pre-lubrication in WGB factory as per requests and avoid the contamination during the lubrication

  • Increase the bearing service life in contamination and decrease the maintenance costs

  • Bearing raw materials: Xingcheng Steel Gcr15 or 100Cr6; premium steel with higher purity

  • Sealing materials: Nitrile Butadiene Rubber(NBR); Fluororubber (FPM)

  • Sealing structure: one-side sealed, double-side sealed; one-lip, two-lip, and three-lip

  • Sealing performance: precisely machined sealing groove and leakage as low as 5%

  • Lubrication: type and amount considered upon the specific applications; enable relubrication through the greasing groove and holes on the out ring

  • Heat Treatment: salt bath; martensite or bainite hardening; 200℃ tempering; controlled and better microstructure


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A Specialist on
Spherical Roller Bearings
Since 1969

No.219 Changjiang East Road,
Xinwu District, Wuxi, Jiangsu,
China 214142



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+86 510 8531 1155 (China)


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