DEDE Launches Advanced TG4 Triple Lip Oil Seal For Enhanced Sealing Performance

Aug 03, 2026

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DEDE Seal is pleased to announce the launch of its upgraded TG4 Triple-Lip Oil Seal, developed specifically for demanding industrial applications where conventional oil seals may face challenges related to contamination, wear, and lubricant retention.

 

The TG4 design incorporates three functional sealing lips: a primary sealing lip, an auxiliary lip, and a dust lip. The auxiliary lip creates an additional sealing barrier that helps reduce leakage risks and improve overall sealing reliability.

 

One of the key advantages of the TG4 structure is the formation of two independent lubrication chambers. These chambers help retain lubricant and support faster lubrication film recovery during frequent start-stop operations. This feature is particularly valuable for gearboxes, electric motors, agricultural machinery, and construction equipment operating under harsh conditions.

 

The additional dust protection provided by the three-lip structure also helps minimize contamination reaching the primary sealing area, reducing wear and extending service life.

 

The new TG4 Triple-Lip Oil Seal is now available in a wide range of sizes and materials to meet diverse application requirements. Customers seeking improved sealing performance and longer maintenance intervals are encouraged to contact DEDE Seal for technical consultation and product selection support.

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