Case Studies

Replacing Manual Deburring of Inconel in the Machining of Aircraft Components

Posted on: October 6, 2017
Tags: Aerospace, Deburring, DEFA, Nickel, Inconel
deburring Inconel

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A major manufacturer of jet engine and aircraft components wanted to replace the manual hand benching to deburr an Inconel part. Their goal was to automate that process to save both labor and time. 

Application Details: 

  • Bore: Ø.345 and Ø.401 requiring front/back break edge 0.005-0.015”
  • Chamfer: 0.010"x 90 degrees
  • Material: Inconel 718
  • Volume: 2 parts/wk (360 holes/part)
  • Machine: NC 
  • Machining: horizontal
DEFA tool, deburring Inconel, hand deburring aircraft components


  • Tool: DEFA11-34-339 and DEFA13-30-390
  • Blade life: 800-2000 holes


Machining parameters:

  • Speed: 60 SFM
  • Feed: 0.002 IPR


Customer successfully reduced a 2 1/2 hour manual operation to only 10 minutes. They reduced time, production and labor costs, and the  machinist's physical risk of repetitive motion which was involved in hand benching. 


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