Rpm - Milling - Calculated Industries MACHINIST CALC PRO User Manual

RPM – Milling
Calculate the Spindle Speed (RPM) when milling with a 9.3 mm
bit at a Cutting Speed of 90 smm (surface meters per minute):
KeysTRoKe
OO
1. Enter the bit Diameter:
9 . 3 d
2. Enter the Cutting Speed:
9 0C
3. Calculate the Spindle Speed (RPM):
R
R
R
*
r R
* The calculated RPM is displayed as a rounded, whole number value.
displays the stored RPM value in decimal floating point format.
r R
Diameter: 9.3 mm
RPM
RPM
U
DIsPlay
$
DIa 9.3
MM
$
CUT 90.
M/MIn
RPM 3080.
$
CUT 90.
M/MIn
$
DIa 9.3
MM
$
3080.4183
' G — 21
ser s Uide
0.