non-contact sealed ball bearing非接触式密封球轴承 radial angular contact ball bearing径向角面接触滚珠轴承;径向角面接触滚珠轴承 ..
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The design of seal used in non-contact sealed ball bearing type 180203K is introduced, and the sealing mechanism of non-contact sealed bearings is expounded preliminarily.
介绍180203K非接触型密封轴承的密封结构，初步阐述非接触型密封轴承的密封机理。
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