Feed Per Tooth - Based On Feed Rate, Rpm And # Of Teeth; Radial Chip Thinning; Radial Chip Thinning - Based On Feed Per Tooth, Tool Diameter And Cut Depth - Calculated Industries 4087 User Manual

feed per Tooth – based on Feed rate, rpM and # of Teeth
Calculate Feed per Tooth (Chip Load) with a 12.8 Inch per
minute Feed Rate, 4 Teeth and a Spindle Speed of 800 RPM:
KeySTROKe
O O
1. Enter the Feed Rate:
1 2 . 8 f
2. Enter the Number of Teeth:
4#
3. Enter the Spindle Speed (RPM):
8 00 R
4. Calculate the Feed per Tooth:
*
F
* Repeated presses of
starting with the entered Number of Teeth.

raDIal cHIP THINNINg

In a Milling operation when the depth of a cut is less than half
the diameter of the tool, you can use the Radial Chip Thinning
to determine a new, faster and more efficient Chipload or Feed/
Tooth value.
Radial Chip Thinning –
based on Feed per Tooth, Tool Diameter and cut Depth
Calculate Radial Chip Thinning value with a Feed Per Tooth of
0.006 Inch, a 1" Tool Diameter and a Cut Depth of 0.1 Inch.
KeySTROKe
O O
1. Enter the Feed per Tooth:
34 — M
achinist
will toggle through the inputs and outputs,
F
c P
alc™ ro
feeD 12.8
$
INCH/MIN
TeeTH
RPM
fPT 0.0040
DISPLAy
0.
$ 4.
800.
$
INCH
DISPLAy
0.