Chipload Per Tooth Calculator
IPM / (Z × RPM) = CPT

This calculator determines the chip load per tooth, a critical metric in milling operations that represents the amount of material each cutting tooth removes per revolution. Enter the feed rate, number of teeth, and spindle speed to calculate CPT.

Please enter valid values for all fields.
Chip Load Per Tooth (CPT) — inches per tooth
Abbreviation Meaning
IPMInches Per Minute
ZNumber of Teeth
RPMRevolutions Per Minute
CPTChip Load Per Tooth