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Cartridge Seals

TRB Seal (Tapered Roller Bearing Seal)

TRB seals are applied to wheel bearings and used to prevent foreign materials from entering the inside of a bearing and to keep lubricating grease inside as well.

Weel Bearing Cartridge Seal Applications

Motor vehicles to which these seals are applied

  • KIA – Sportage, Carnival, Forte, Soul, Picanto
  • CHEVROLET – Sonic, Trax, Aveo, Spark
  • ISUZU – I-Mark
  • HYUNDAI – Veloster, Santa Fe, Tucson
  • Mud Lip
    – First-stage protection from foreign materials
    – Keeping the flinger in position
  • Side Lip
    – Second-stage protection from foreign materials
    (The lip with the most important function)
  • Main Lip
    – Final-stage protection from foreign materials
    – Keeping the flinger in position
  • Sub Lip
    – Prevention of grease from leaking
    – Keeping the flinger in position
    – Keeping the balance of the flinger

Cartridge Seals Grease Injection / Assembly Flow

Isometric view by seal type

List of the Properties of Rubber Materials