②High Precision, Not Easy to Deform. the Main Body of the Bearing Is Made of Zirconia Ceramics, Which Is Highly Resistant to Acid and Alkali and Weak Acid Corrosion. ③Oil-free Self-lubrication. Zirconia Material Itself Has the Ability of Self-lubrication, in Use Can Reduce the Number of Maintenance, Long Life Is Also a Major Feature.
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