Cutting Speed & Feed Calculator

Calculate spindle RPM, feed rate, metal removal rate, and machining time for turning, milling, and drilling.

Recommended surface speed. Steel/HSS: 25-40, Carbide: 100-300 m/min.
m/min
Diameter of workpiece (turning) or cutter (milling).
mm
Feed rate per revolution. Roughing: 0.2-0.4, Finish: 0.05-0.15 mm/rev.
mm/rev
Radial depth of cut.
mm
Total length of the cut.
mm

Results

Spindle Speed-rpm
Feed Rate-mm/min
Metal Removal Rate-cm³/min
Machining Time-min
References: Machinery's Handbook — Machining; ASME B5.50