Chip Thinning Calculator

Calculate feed rate adjustments for light radial cuts in milling (HEM).

Inputs

Formulas used:
Adjusted IPT = (Target IPT × D) / (2 × √(Ae × (D - Ae)))
Adjusted IPM = Adjusted IPT × Flutes × RPM
Note: Chip thinning only occurs when the radial engagement (Ae) is less than 50% of the cutter diameter.

Results

Adjusted Table Feed Rate (IPM)
0.00 IPM
Adjusted Feed/Tooth
0.0000"
Machine Feed w/o Thinning
0.00 IPM
Feed Multiplier
1.00x