General Studies · Machining and Machine Tools
What is a key difference in the surface finish quality between up-milling and down-milling processes?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1There is no significant difference in surface finish quality between up-milling and down-milling.
- 2Up-milling generally produces a finer surface finish due to reduced vibration.
- 3Down-milling tends to create a better surface finish as it avoids chip dragging and burnishing.✓
- 4Up-milling results in a smoother finish due to higher cutting temperatures, which soften the material.
Correct answer
Down-milling tends to create a better surface finish as it avoids chip dragging and burnishing.
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