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Mill-Thread Technical Section
Cutting Data
DMT type
MT7
Sub-Micron Grade with Titanium Aluminum Nitride multi-layer coating (ISO K10 - K20). This is a general purpose grade, which can be used with all materials; it should be run at medium to high cutting speeds.
Feed mm/tooth
Cutting Speed m/min
ISO
Materials
ø 3
ø 4
ø 5
ø 6
ø 8
ø 9 ø 10 ø 12
P Low and Medium Carbon Steels < 0.55%C 60 - 120 0.02 0.03 0.03 0.04 0.05 0.05 0.05 0.05 High Carbon Steels ≥ 0.55%C 60 - 90 0.015 0.02 0.03 0.03 0.04 0.04 0.04 0.05 Alloy Steels, Treated Steels 50 - 80 0.015 0.02 0.02 0.02 0.02 0.03 0.03 0.04 M Stainless Steels - Free Cutting 70 - 100 0.015 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Stainless Steels - Austenitic 60 - 90 0.015 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Cast Steels 70 - 90 0.015 0.02 0.02 0.02 0.02 0.03 0.03 0.04 K Cast Iron 40 - 80 0.02 0.03 0.03 0.04 0.05 0.05 0.05 0.05 N Aluminum ≤12%Si, Copper 100 - 200 0.02 0.03 0.03 0.04 0.05 0.05 0.05 0.05 Aluminum >12% Si 60 - 140 0.015 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Synthetics, Duroplastics, Thermoplastics 50 - 200 0.03 0.04 0.05 0.05 0.06 0.06 0.06 0.06
DMTH type
MT11
Ultra-fine Sub-Micron grade with advanced PVD triple Blue coating.
Feed mm/tooth ø 2 ø 3 ø 4 ø 5 ø 6 ø 8 ø 9 ø 10 ø 12
Cutting Speed m/min
ISO
Materials
Low and Medium Carbon Steels < 0.55%C
P 60 - 120 0.02 0.02 0.03 0.03 0.04 0.05 0.05 0.05 0.05 High Carbon Steels ≥ 0.55%C 60 - 90 0.02 0.02 0.02 0.03 0.03 0.04 0.04 0.04 0.05 Alloy Steels, Treated Steels 50 - 80 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.04 M Stainless Steels - Free Cutting 70 - 100 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Stainless Steels - Austenitic 60 - 90 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Cast Steels 70 - 90 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.04 K Cast Iron 40 - 80 0.03 0.03 0.03 0.03 0.04 0.05 0.05 0.05 0.05 N Aluminum ≤10%Si, Copper 100 - 200 0.03 0.03 0.03 0.03 0.04 0.05 0.05 0.05 0.05 Aluminum >10% Si 60 - 140 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 Synthetics, Duroplastics, Thermoplastics 50 - 200 0.04 0.05 0.05 0.05 0.05 0.06 0.06 0.06 0.06 S Nickel Alloys, Titanium Alloys and High Temp. Alloys 20 - 40 0.02 0.03 0.03 0.04 0.05 0.05 0.06 0.06 0.06 H Hardened Steels 45-50 HRc 60 - 70 0.02 0.02 0.02 0.03 0.04 0.04 0.05 0.05 0.05 Hardened Steels 50-55 HRc 50 - 60 0.01 0.01 0.01 0.02 0.03 0.03 0.04 0.04 0.04
B12-19
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