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      Your current location: Home > Technical center > Q&A > Technical Matters
      Technical Matters

      Case of Damage -Fretting

      2013-08-19
      ?
      Damage mode Causes? Solutions
      ● denting on the raceway or rolling surfaces due to the metal powder, foreign particles
      ● roller spaced indents (true Brinelling) caused by incorrect handling or shock load
      ● foreign particles such as metal powder?
      ● impact load during assembly or transportation
      ● excessive load?
      ● clean shaft and housing
      ● improve seal?
      ● filter the lubrication oil
      ● improve assembly??

      ● inner ring of double row tapered roller bearing
      ● brinelling lines on the raceway
      ● caused by foreign particles

      ● inner ring of tapered roller bearing?
      ● numerous big or small? brinelling lines on the whole raceway?
      ● caused by foreign particles??

      ● roller of tapered roller bearing
      ● numerous big or small brinelling lines on the whole roller?
      ● caused by foreign particles?
      ?
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