Carbide End Mills
&
Milling Cutters
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Formulas and Symbol descriptions are found at the end of this page,
or click here

DIXI General Purpose End Mills

DIXI Roughers 'Piranha'

DIXI HSC
for materials with GOOD machinability
(Brass, Aluminium, etc.)


DIXI HSC
for materials with MEDIUM machinability
(Hardness < 45 HRc, Tool Steels, H.S.S.)


DIXI HSC

for the machining of HARD steel
(Hardness Range HRc 30-65)


DIXI Engraving Tools


DIXI Chamfer Milling Tools



DIXI Thread Milling Tools


DIXI Slitting Saws


Symbol Descriptions & Formulas

Symbol
Units
Description
Vc m/min Cutting Speed
Vc eff m/min Effective Cutting Speed
n 1/min Rotation number
Vf mm/min Feed Speed
f mm Feed/Revolution
fz mm Feed/tooth
d mm Diameter of milling cutter
deff mm Effective diam of cutter
z Number of teeth
Rth Peak to valley roughness
Q cm3/min Chip removal rate
B ° Angle of inclination
° Tool angle of approach
hm mm Average chip thickness
br mm Line offset
ae mm Radial depth of cut
ap mm Axial depth of cut
 
Formulas
RPM SFPM x 3.82/Diam
SFPM RPM x Diam/3.82
IPM IPR x RPM
IPR IPT x # of teeth
 
To convert metric surface feet to imperial
Vc= meters/min x 3.28 = SFPM

 

 

 

Spiral Interpolation
Calculating feed rates for internal pockets