Novel ceramic bearing of ultra -thin wall high abrasion

The utility model discloses a novel ceramic bearing of ultra -thin wall high abrasion, including bearing inner race and bearing inner race, the bearing inner race inside wall is equipped with ball groove, ball groove is inside to be equipped with the ball, and the ball be equipped with a plurality of, ball one end is equipped with bearing inner race, the bearing inner race surface is equipped withthe ball fixed slot, and the ball fixed slot be equipped with a plurality of, it absorbs the groove to be equipped with lubricating oil between the ball fixed slot, the bearing inner race inboard isequipped with the wearing layer, both sides all are equipped with the dustproof circle that gives sound insulation between bearing inner race and the bearing inner race. The utility model discloses simple structure, effectual reduce friction, the radiating efficiency improves by a wide margin, has fine practicality, also can stably work under the comparatively violent environment of temperature difference change, and hardn