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Wheel Bearing Seals

3rd Generation Wheel Bearing Seal

As seals applied to wheel bearings, these are very critical parts that directly influence the life and torque of bearings.
Their highly complex shapes and structures lead to difficult tooling and manufacturing processes and it takes considerable effort to find the materials with physical properties to satisfy the customers’ requirements.

Wheel Bearing Seal Applications

  • Projection – Prevention of direct contact of foreign materials with the seal lip
  • Mud Lip – Second-stage protection from foreign materials (The lip with the most important function)
  • Main Lip – Final protection from foreign materils
  • Sub Lip – Prevention of leakage of grease

Isometric view by seal type

List of the Properties of Rubber Materials