Lathe Turning Calculator - Engineer Underground

Material

Cutting speed Vc (m/min)

Specific cutting force kc (N/mm2)

Diameter at the cut D (mm)

Length of cut (mm)

Feed per revolution f (mm/rev)

Depth of cut ap (mm per side)

Insert nose radius r (mm)

Spindle speed limit (rpm)

Spindle speed

Feed rate

Material removal rate

Cutting time for one pass

Cutting power at the tool

Theoretical finish Ra

Spindle speed for this cutting speed at other diameters (constant surface speed)

Diameter (mm)	Spindle speed (rpm)

Calculator by Engineer Underground · open the full page for the worked example and theory