Your Independent & Cost-Effective Service Partner
We deliver independent stern tube seal spare parts and marine propulsion maintenance. We support all major brands—Simplex®, Kobelco®, Kemel®, Lagersmit®, and Wärtsilä®—while maintaining our neutral third-party status. We recommend proactive replacement every 5 years to prevent costly damage and protect the environment. 

Our service may include:

• Inspection of existing seal condition

• Seal ring removal

• Surface preparation

• Bonding application

• Seal ring installation

• Dimensional checks

• Final inspection

• Coordination with Class, where required

Every bonding project is assessed according to the actual vessel and seal condition.

Why Choose TL Marine for Seal Service?

⚡ Rapid Response & Cost-Effective Replacement

We specialize in stern tube seal replacement, overhaul, repair, and troubleshooting. Our experienced Chinese engineering team offers highly competitive pricing compared to OEMs. We provide 24-hour emergency support to minimize your vessel's downtime and save you money.

🔧 Efficient Overhaul, Bonding & "China Speed"
Our engineers provide comprehensive services, including overhauls with the shaft withdrawn, bonding techniques, and emergency repairs. Under ideal conditions, a standard overhaul of AFT and FWD seals typically takes only 3 to 4 working days, ensuring your vessel gets back to sea fast.

🛡️ One-Year Warranty on Seal Bonding
For peace of mind, all stern tube seal bonding services come with a one-year warranty. This guarantees the quality of our work and the continued reliability of your stern tube system, proving that MADE IN CHINA stands for precision and trust.

(Disclaimer: TL Marine has no commercial relationship with any of the mentioned companies. We are an independent company providing MADE IN CHINA alternatives and services.)