Common CNC Machining Defects
| Defect | Cause | Solution |
|---|---|---|
| Chatter Marks | Tool vibration, excessive runout | Reduce RPM, improve holder rigidity |
| Poor Surface Finish | High feed rate, worn insert | Reduce feed, replace insert |
| Dimensional Variation | Tool deflection, thermal growth | Rough/finish passes, coolant |
| Burrs | Tool exit edge, tool wear | Chamfer tools, deburr operation |
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