Page 10 - Carmex - Slim MT Metric

®
Slim MT

Cutting Data

MT17 Advanced NEW submicron carbide grade with multi-layer PVD coating, provides high performance in all machining
conditions. The new grade ensures high abrasive wear resistance, machining wide range of materials including steels,
tough and difficult materials and high alloyed steels.

Cutting Conditions
ISO Material Conditions
Cutting Speed Feed Rate
(m/min) (mm/tooth)
Annealed < 0.25 % C 110-220
Annealed ≥ 0.25 % C 100-210
Non-Alloy Steel and Cast Steel, Annealed ≥ 0.55 % C 90-150 ( 0.055 * D ) / 22
Free Cutting Steel
Quenched & Tempered < 0.55 % C 70-140
Quenched & Tempered ≥ 0.55 % C 55-70
P Low Alloy Steel and Cast Steel Annealed 60-110
(less than 5 % alloying elements Quenched & Tempered 60-90
( 0.055 * D ) / 22
Annealed 55-90
High Alloy Steel, Cast Steel, and
Tool Steel
Quenched & Tempered 45-80
Ferritic 90-200
Martensitic 80-160 ( 0.055 * D ) / 22
M Stainless Steel and Cast Steel Austenitic 60-110
High alloy Austenitic & Duplex 40-70 ( 0.045 * D ) / 22
Ferritic 90-125
Cast Iron Nodular (GGG)
Pearlitic 90-110
Ferritic 110-145
K Grey Cast Iron (GG) ( 0.055 * D ) / 22
Pearlitic 80-125
Ferritic 110-125
Malleable Cast Iron
Pearlitic 80-120

Not Cureable 135-350
Aluminum-Wrought Alloy
Cured 100-270
Not Cureable ≤ 12 % Si 90-270 90-270
Aluminum-Cast, Alloyed Cured 90-225
N High Temperature > 12 % Si 90-180 ( 0.05 * D ) / 22
Free Cutting > 1 % Pb 70-225
Copper Alloys Brass 70-180
Electrolytic Copper 70-270
Duroplastics, Fiber Plastics 70-270
Non Metalic
Hard Rubber 70-270
High Temperature/Super Alloys (Fe Annealed 30-50
based) Cured

Annealed
S High Temperature/Super Alloys (Ni ( 0.038 * D ) / 22
or Co based Cured 25-45
Cast
Titanium Alloys Alpha + Beta Alloys Cured 30-40
D= Tool holder cutting diameter.

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