Diameter of the tool

D - [mm]

Number of teeth

z

Cutting speed

        D x π x n
vc = -------------           [m/min]
          1000

Number of revolutions

        vc x 1000
n = ------------            [1/min]
         D x π

Scroll

s = fz x n x z               [mm/min]

Slide per tooth

          s
fz = -------                   [mm]
        z x n

Volume of material removed

         Ap x Ae x s
Q = ----------------        [mm3/min]
           1000