Page 7 - Carmex - FMTZ & FT Thread Mills for High Cutting Stability

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FMTZ & FT thread mills

Cutting Data

Cutting Diameter = D
ISO Cutting Speed Feed mm/tooth
Material
Standard m/min
D ≤ 4 4 < D < 9 D ≥ 9
Low & Medium Carbon Steels < 0.55%C 100-250 0.03-0.04 0.03-0.08 0.08-0.12
P High Carbon Steels ≥ 0.55%C 110-180 0.02-0.03 0.02-0.07 0.07-0.10

Alloy Steels, Treated Steels 90-160 0.02-0.03 0.03-0.06 0.05-0.08
Stainless Steel-Free Cutting 60-160 0.02-0.03 0.03-0.06 0.05-0.08
M Stainless Steel-Austenitic 60-120 0.02-0.03 0.03-0.05 0.04-0.07

Cast Steels 130-170 0.02-0.03 0.03-0.05 0.04-0.07
K Cast Iron 70-150 0.03-0.04 0.05-0.08 0.08-0.12

Aluminum ≤ 12%Si, Copper 150-350 0.03-0.04 0.05-0.08 0.08-0.12
N Aluminum > 12%Si 100-250 0.02-0.03 0.03-0.05 0.04-0.07

Synthetics, Duroplastics, Thermoplastics 100-400 0.05-0.07 0.07-0.11 0.10-0.15
S Nickel alloys, Titanium alloys. 20-80 0.02-0.03 0.02-0.03 0.02-0.04

Hardened Steel 45-50 HRc 60-70 0.02-0.03 0.02-0.03 0.02-0.04
H
Hardened Steel 50-55 HRc 50-60 0.01-0.02 0.01-0.02 0.01-0.03

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