Lubricating oil for rolling bearing in high-speed rotating equipment, and bearing lubricated with the same lubricating oil

摘要

A lubricating oil for a rolling bearing in a high-speed rotating equipment comprises a nondrying vegetable oil. A rolling bearing for a high-speed rotating equipment is provided with a rolling bearing element constructed of an outer ring, an inner ring, rolling elements and a retainer to rotatably support at least a rotary shaft thereon. The retainer is made of a non-porous metal or synthetic resin and is lubricated with the lubricating oil.