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Customized Ruby Bearings Al₂O₃ Jewel Bearings for Precision Instruments and Watch Movements

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November 17, 2025
Keyword: Sapphire Parts
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Tags:
#sapphire tube #sapphire bearings #sapphire windows
Video Description:
Let’s dive in — see how customized ruby bearings (Al₂O₃) enhance precision instruments and watch movements with their ultra-low friction, high wear resistance, and reliability in harsh environments. This video showcases their key features, applications, and performance benefits.
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