IMCO - 2017 Comprehensive End Mill Catalog
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M924 Application Guide – Speed & Feed (inch)<br />
ISO<br />
Code<br />
K<br />
P<br />
M<br />
S<br />
Cast Iron<br />
Gray<br />
Cast Iron<br />
Ductile<br />
Cast Iron<br />
Malleable<br />
D = Tool Diameter<br />
Work<br />
Material<br />
Low Carbon Steels<br />
1018, 12L14, 8620<br />
Medium Carbon Steels<br />
4140, 4340<br />
Tool & Die Steels <br />
=<br />
Less Than<br />
Greater Than<br />
Equals<br />
Common Machining Formulas<br />
SFM x 3.82<br />
RPM=<br />
D<br />
SFM = RPM x D x .262<br />
IPM = RPM x IPT x Z<br />
MRR = RDOC x ADOC x IPM<br />
M/min x 318.3<br />
D<br />
RPM=<br />
M/min= RPM x D x .00314<br />
MMPM= RPM x MMPT x Z<br />
MRR = RDOC x ADOC x MMPM<br />
Axial<br />
DOC<br />
Radial<br />
DOC<br />
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