Main reason of the failure of spherical roller bearing for fan industry

The wrong installation of spherical roller bearings on the shaft,or different centre of the two bearings,
 

Small clearance cause there is no clearance after installation.

Bearing box severe vibration

Worse lubrication oil or dust or less filling

Bearing cover,housing connection bolts force is too large or too small.

Demagnetization is not clean or oil when bearing heating.

The surface of rollers or raceway of inner ring have hump burt.

 

XRB ( China Bearing manufacturer) can supply the technical support for our customer who needed,not only the good quality spherical roller bearing,but also the professional technology consult.