1. Leaks Oil or hydraulic fluid escaping from seals indicates that they may be worn or damaged.
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5. Material Compatibility Ensure that the seal material is compatible with the hydraulic fluid being used. Different fluids can react differently with seal materials, potentially leading to swelling, hardening, or deterioration.
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4. Metallic Seals For extreme temperature applications, metallic seals combined with elastomeric components can provide a robust sealing solution. They offer durability and can operate at temperatures exceeding 600°C (1112°F).