REGO-FIX Main Catalogue ENGLISH

Formulas for cutting data
End mills
d 1 Diameter of the cutting edge [mm]
z Number of cutting edges
a p Axial infeed depth [mm]
a e Radial infeed depth [mm]
v c Cutting speed [m/ min]
f z Feed per tooth and revolution [mm]
n Spindle speed [min -1 ]
v f Feed rate [mm/ min]
f Feed per rotation [mm]
Q Material removal rate [cm 3 /min]
d eff Effective engagement diameter [mm]
ß Setting angle «Beta» [° – DEG]
Spindle speed n =
VC × 1000
d × ∏
Cutting speed V c = d1 × n × ∏
1000
Feed rate V f = f z × z × n
Feed per tooth f z =
V f
z × n
1
min
m
min
mm
min
mm
Feed per revolution f = f z × z mm
Material removal rate
Q =
ap × ae × Vf
1000
cm 3
min
Drills
d 1
Diameter of the cutting edge [mm]
v c
Cutting speed [m/ min]
f Feed per rotation [mm]
n Spindle speed [min -1 ]
v f
Feed rate [m/ min]
Q Material removal rate [cm 3 /min]
T Primary processing time for the maximum drill depth of
the tool [sec]
L Effective drill depth [mm]
Spindle speed n =
VC × 1000
d 1 × ∏
Cutting speed V c = d1 × n × ∏
1000
Feed rate V f = f × n
Material removal rate Q = d12 × ∏ × V f
4 × 1000
1
min
m
min
mm
min
cm 3
min
Primary processing time T =
L
V f × 60
sec
Taps
a Dimension of square end
d Nominal diameter of the thread
n Spindle speed
P Thread pitch
v c
Cutting speed
v f
Feed rate
Spindle speed n =
VC × 1000
d × ∏
Cutting speed V c = d × ∏ × n
1000
Feed rate V f = P × n
1
min
m
min
mm
min
322 Technical information