Page 849 - 21-036 APPLITEC catalogue.indb
P. 849
Calculation formulas for cutting data
Formulas
d Diameter of the cutting edge [mm]
1
z Number of cutting edges
a Axial infeed depth [mm]
p
a Radial infeed depth [mm]
e
v Cutting speed [m/min]
c
f Feed per tooth and revolution [mm]
z
n Spindle speed [min ]
-1
v Feed rate [mm/min]
f
f Feed per rotation [mm]
Q Material removal rate [cm /min]
3
d Effective engagement diameter [mm]
eff
β Setting angle «Beta» [ ° - DEG]
Spindle speed
v c · 1000 1
n = d 1 · π min
Cutting speed
d 1 · n · π m
=
v c
1000 min
Feed rate
mm
v f = f · z · n min
z
Feed per tooth
v f
= mm
f z
z · n
Feed per rotation
f = f · z mm i
z
Material removal rate
cm³
ap · ae · v f
Q =
1000 min
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