Milling
Dimension (mm)
P
M
K
S
Product code
IC
S
● ● ●
● ● ●
ROHT 1204M4E-MM3
12
4.76
ROHT 1204M6E-MM3
12
4.76
ROMT 1204M6E-MR6
12
4.76
●： Stock available ▲： Stock available now but will be replaced in the future.
Materials
Cutting depth and feed
RO..1204..
MM3
MR6
ap fz 0.1 ＜ ap ≤ 1.5 1.5 ＜ ap ≤ 6 0.1 ＜ ap ≤ 1.5 1.5 ＜ ap ≤ 6 (mm) min max min max min max min max min max
Material classification
Tensile strength (N/mm 2 )
Hardness (HB)
ISO
<600 <950
<180 <280
Unalloyed steel
0.18 0.60 0.12 0.32 0.18 0.65 0.12 0.35
P
700-950
200-280 280-355 355-415
Alloyed steel
950-1200
0.15 0.55 0.10 0.30 0.15 0.60 0.10 0.32
1200-1400
Duplex stainless steel
778 675
230 200 300 220 260 250
M
Austenitic stainless steel
0.12 0.50 0.10 0.28 0.12 0.55 0.10 0.30
Precipitation-hardening stainless steel
1013
Grey cast iron
700 880 800 260 447 943
K
0.80 6.00
Nodular cast iron
-
-
-
-
-
-
-
-
Malleable cast iron
Aluminum
75
N
-
-
-
-
-
-
-
-
Aluminum alloy Fe-based alloy Co-based alloy
130 280 320 350 370
1076 1177 1262
S
0.12 0.45 0.10 0.28
-
-
-
-
Ni-based alloy
Ti-alloy
Hardened steel Chilled cast iron
- -
50-60HRC
H
-
-
-
-
-
-
-
-
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.
263
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