Page 304 - Carmex - Inch Catalog 2018-19 Rev. B

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Mill - Thread Technical Section

Cutting Data

CMT Milling cutter

ISO Cutting Speed Feed
Material
Standard ft/min inch/tooth

Low and Medium Carbon Steels <0.55%C 197 - 394 .0020-.0059
P High Carbon Steels ≥0.55%C 197 - 295 .0020-.0039

Alloy Steels, Treated Steels 164 - 262 .0020-.0039
Stainless Steel-Free Cutting 230 - 328 .0016-.0051

M Stainless Steel-Austenitic 197 - 295 .0016-.0039
Cast Steels 230 - 295 .0016-.0051

K Cast Iron 131 - 262 .0020-.0059
Aluminum ≤12%Si, Copper 328 - 656 .0020-.0098

N Aluminum >12%Si 197 - 459 .0012-.0039
Synthetics, Duroplastics, Thermoplastics 164 - 656 .0020-.0098

S Nickel alloys, Titanium Alloys. 66 - 131 .0012-.0039
H Hardened Steel, ≤ 45 HRc 197 - 230 .0012-.0039

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