Repair of worn lips on a labyrinth seal

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Repair of worn lips on a labyrinth seal
Benefit: Cost Saving
Main Forming Process: Additive Manufacturing
End Use Sector: Aerospace
Material: Nickel

Description

This engine’s part is turning at 30 000 RPM. After 10 000 hours of flight, the different lips of the parts are worn and do not guarantee the efficiency of the seal. With the LMD process, it was possible to rebuild the different worn lips.

Benefits

  • Repair of parts that were impossible to repair up to now
  • Certification for 5 repair cycles : lifetime extended from 10,000 to 60,000 hours
  • Material savings


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