SERVICE
bearings fretting
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 |