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FreeSpirit (Shanghai) Precision Instrument Co., Ltd
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72 mm, and the maximum height difference on the surface is approximately 4 μm. It plays an important role in evaluating its sealing performance, analyzing wear conditions, and evaluating component reliability and durability.

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Lubricant Seal Cover
Lubricant Seal Cover
  • Metal Groove
    Metal Groove
  • Metal Scratch
    Metal Scratch
    • FreeSpirit (Shanghai) Precision Instrument Co., Ltd
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