Most bearings operate with a fluid film -- oil, another liquid, or a gas. By far the largest number of bearings are oil lubricated. The oil film can be maintained through pumping by a pressurization ...

Bearing types and functions—from plain bearings to roller-element bearings Bearing maintenance; the importance of proper lubrication Bearing specialist certification and common manufacturer standards ...

Lubricant evaluation was previously carried out based on experience and intuition. Today however, products are required to run more efficiently, longer, and faster. This requires a scientific approach ...