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Roller bearing suppliers
Rolling bearing is mainly used in small motor, reducer, transmission shaft, roller device, such as it is rolling friction is nature, ways of roller bearing suppliers lubrication is grease, lubricating oil or solid lubricant.Clearance of rolling bearings (the oil clearance), is to ensure that the normal operation of the rolling body, lubrication and the amount of compensation for thermal expansion.The purpose is to prevent dust bearing seal body.Water enter the bearing, and prevent loss of lubricating oil.Bearing and shaft assembly, measuring shaft diameter size and JDB Graphite Lubricating Bushing diameter size, avoid too close too loose phenomenon, tight assembly easy to make small oil gap clearance, bearing temperature rise;Running too loose assembly, bearing inner sleeve or coat, the shaft and JDB Iron graphite bearing damage.It is forbidden to directly with hammer percussion when bearing assembly, but adopt the method of copper bar or sleeve transition.