Milling Milling Cutters
Compatible Inserts
● Good Conditions Bad Conditions
General Conditions
Machining conditions
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Dimension (mm)
P
M K N S
Insert shape
Product code
IC S REBSD1AN
SDMT 120408EN-MM4
12.7 4.76 0.8 - 5.5 15°
● ● ● ● ● ●
SDMT 120412EN-MM3
12.7 4.76 1.2 - 5.5 15°
● ● ○
●
SDKT 1204AEEN-MR2
12.7 4.76 2.3 1.5 5.5 15°
○ ●
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●: Standard stoc k ○ : Made-to-Order
Materials
Cutting depth and feed
SD..1204..EN..
Geometry
ap
MR2
MM4
MM3
Hardness (HB)
Tensile strength (N/mm 2 )
ISO
Material classification
fz
(mm) min max min max min max min max
<600
<180
Unalloyed steel
0.15 0.30 0.15 0.30 0.12 0.28
<950
<280
700-950
200-280
Alloyed steel
950-1200
280-355
0.15 0.25 0.15 0.25 0.10 0.25
1200-1400
355-415
Duplex stainless steel
778
230
Austenitic stainless steel
675
200
0.12 0.25 0.10 0.25 0.08 0.20
Precipitation-hardening stainless steel
1013
300
Grey cast iron
700
220
Nodular cast iron
880
260
0.12 0.28 0.10 0.25 0.10 0.22
0.20 6.00
Malleable cast iron
800
250
Aluminum
260
75
-
-
-
-
-
-
Aluminum alloy
447
130
Fe-based alloy
943
280
Co-based alloy
1076
320
-
- 0.08 0.20 -
-
Ni-based alloy
1177
350
Ti-alloy
1262
370
Hardened steel
-
50-60HRC
-
-
-
-
-
-
Chilled cast iron 55HRC *The recommended cutting conditions always refer to general conditions. These cutting conditions should be adjusted according to the practical machine rigidity, tools, workpiece clamping and coolant. Average chip thickness (hm)=fz x sinkr. -
273
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