Table of Contents
Advertisement
(cont'd)
KeySTROKe
3. Enter the RPM:
1 0 0 0 R
4. Calculate the Feed Rate:
f
f
f
* This Cutting Feed is calculated based on the entered Feed/Tooth and
Number of Teeth. It, along with RPM, is then used to calculate the
Feed Rate.
cuTTINg SPEED
Cutting Speed is the speed of the workpiece surface relative
to the edge of the cutting tool during a cut, typically measured
in surface feet per minute. You can calculate Cutting Speed by
entering the Diameter of the tool or material you're using and the
RPM (Spindle Speed).
Cutting Speed – Milling
Calculate the Cutting Speed for a mill using a .5" tool running at
1,250 RPM (Spindle Speed):
KeySTROKe
OO
1. Enter the Diameter of the tool:
. 5 d
2. Enter the RPM:
1 2 5 0 R
3. Calculate the Cutting Speed:
*
C
C
30 — M
achinist
c
P
alc™
ro
RPM
feeD 20.0000
RPM
CUT
0.02
$
DIA
RPM
CUT 164.
DIA
DISPLAy
1000.
$
INCH/MIN
1000.
$
*
INCH/ReV
DISPLAy
0.
$
0.5
INCH
1250.
$
feeT/MIN
0.5
$
INCH
Advertisement
Table of Contents
