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Mastercam Deburr: Automating a Critical Step in Machining

Mastercam Deburr is transforming how machine shops handle one of the most essential—but often overlooked—tasks in manufacturing: deburring. Traditionally, a manual process requiring dedicated stations or departments, deburring is now faster, smarter, and fully integrated into your CAM workflow thanks to Mastercam. 

What Is Mastercam Deburr? 

Mastercam Deburr offers a specialized toolpath that automatically removes sharp edges and burrs from machined parts. Instead of transferring parts to a separate deburring station, operators complete this step directly on the machine, saving time, reducing labor, and improving consistency.

Why Deburring Matters

Deburring is critical for: 

  • Safety: Sharp edges can be hazardous to operators and end users. 
  • Functionality: Burrs can interfere with part fit and performance. 
  • Quality: A clean finish reflects precision and professionalism. 
How Mastercam Deburr Works 

In the latest Show Me video available to Mastercam CONNECT users on myMastercam, the process is demonstrated step-by-step:

  1. Select the Deburring Tool 
    A Chamfer Mill is used in the example, but other tools can be selected based on geometry and material. 
  1. Choose Machining Geometry 
    The entire part is selected, with options to exclude specific edges. 
  1. Avoid Fixtures and Hardware 
    Users can define areas to avoid, ensuring safe and accurate toolpaths. 
  1. Define Edge Shape 
    A chamfer is applied to shape the deburred edges. 
  1. Simulate the Toolpath 
    Mastercam Deburr quickly processes both 2D and 3D edges, avoiding holding geometry and delivering a clean, finished part. 
Benefits of Using Mastercam Deburr 
  • Automated Workflow 
    No need to move parts to a separate station. 
  • Improved Efficiency 
    Faster cycle times and reduced manual labor. 
  • Consistent Results 
    Uniform edge finishing across all parts. 
  • Enhanced Safety and Quality 
    Clean edges reduce risk and improve product integrity. 
Who Should Use Mastercam Deburr? 

Mastercam Deburr is ideal for: 

  • CNC programmers looking to streamline operations 
  • Machine shops aiming to reduce manual processes 
  • Manufacturers focused on high-quality, repeatable results 

Watch the Mastercam Deburr Toolpath in Action 

Available for free to all maintained Mastercam CONNECT users. 

Mastercam Deburr


Log in to myMastercam and watch the full Show Me video to see how Mastercam Deburr can revolutionize your workflow.