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Can sealed bearings prevent oil?
2015-03-18 by seoer4
sealed angular contact ball bearing designed to prevent part of bearing inner lubricant leakage, and dust, to prevent outside moisture, foreign bodies and other harmful objects invading into the interior of the bearing, sealed bearings can be separated by the inner ring are respectively provided with roller and cage assemblies and components with the outer ring can be. Roller and raceway contact at the contact line can be modified to reduce stress concentration. In fact, ceramic materials can do it, roughness measuring instrument ,which realize the automatic lubrication without oil.