Feed & Speed Calculator

Selecting a material and operation loads starting Vc and fz values. Adjust them for your own machine and carry the output into Mastercam parameters.

MATERIAL

OPERATION

Tool diameter12.0 mm

Flute count4 Z

Cutting speed Vc55 m/min

Feed per tooth fz0.055 mm

Axial depth ap4.0 mm

Radial engagement ae6.0 mm

Ti-6Al-4VVc 55 m/minSTARTING RANGE · REFERENCE DATA

RPM1,459

FEED321mm/min

MRR7.70cm³/min

Chip loadhm 0.04 mm

TOOL / WORKPIECE

Ø12.00 mmap 4.00 mmae 6.00 mm

MASTERCAM PARAMETERS

Spindle Speed1,459 RPM

Feed Rate321 mm/min

Plunge Rate128 mm/min

Max Stepdown4.00 mm

Stepover6.00 mm

These values are a starting guide. Verify against tool-manufacturer data and your machine conditions.

Demonstration calculation: n = Vc·1000/(π·D), vf = n·fz·z, Q = ap·ae·vf/1000. Tool grade, holder, machine power and stability are not modelled.