Milling
Dimension (mm)
P
M
K
N
Product code
Corner radius Wiper length
● ▲
▲ ▲
SDMT 120408EN-MM4
0.8
-
●
▲
SDMT 120412EN-MM3
1.2
-
▲
●
SDKT 1204AEEN-MR2
-
1.5
●： Stock available ▲： Stock available now but will be replaced in the future.
Materials
Cutting depth and feed
SD..1204..
ap
MR2
MM4
MM3
Material classification
Tensile strength (N/mm 2 )
Hardness (HB)
ISO
(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
P
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
M
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
K
Nodular cast iron
880
260
0.10
0.22
0.10
0.25
0.12
0.28
0.20 7.00
Malleable cast iron
800
250
Aluminum
260
75
N
-
-
-
-
-
-
Aluminum alloy
447
130
Fe-based alloy
943
280
Co-based alloy
1076
320
S
-
-
-
-
0.08
0.20
Ni-based alloy
1177
350
Ti-alloy
1262
370
Hardened steel
-
50-60HRC
H
-
-
-
-
-
-
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. -
211
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