Use a conventional puller can't tear down bearings reasons

1. The excessive corrosion;

2. The pressure too tightly;

3. Bearing and axis has blend-cold welding;

Trying to knock bearing, and then pull out;

Mild heating bearing, then quickly pull out;

Use anti-rust oil penetration, and then quickly pull out;

Some application can use hydraulic jack, and other special tooling;

Use hot oil poured (< 150 degrees) in bearing, then quickly pull out;

Choose more types of puller-recommended maximum open width than bearing outside diameter big 50% puller.



Other News:
SKF bearing puller use introduction
Common definitions of the terms of the Rolling Bearing Dimensions
Grease to use in the repair process
Rolling bearing support system composite structural design
The miniature linear bearings use
Rolling bearings preload methods
Bearing maintenance and inspection
To identify SKF Bearing is reusable method