Sandvik Coromant Silent tools - application guide - Manual (Page 90)

88
6. Formulas and Definitions
a
e
AP
DC
ap
D
m
f
z
f
n
n
v
c
v
f
ZEFF
h
ex
h
m
k
c
P
c
M
c
Q
KAPR
PSIR
BD
DC
LU
mm
mm
mm
mm
mm
mm/r
rpm
m/min
mm/min
pcs
mm
mm
N/mm
2
kW
Nm
cm
3 /min
degree
mm
mm
mm
Working engagement
Cutting depth
Cutting diameter at cutting depth
AP
Machined diameter (component diameter)
Feed per tooth
Feed per revolution
Spindle speed
Cutting speed
Table feed
Number of effective teeth
Maximum chip thickness
Average chip thickness
Specific cutting force
Net power
Torque
Metal removal rate
Entering angle
Lead angle
Body diameter
Cutting diameter
Usable length
Symbol Designation/ defination Metric
inch
inch
inch
inch
inch
inch
rpm
ft/min
inch/min
pcs
inch
inch
N/inch
2
HP
lbf ft
inch
3 /min
degree
inch
inch
inch
Inch