Milling Milling Cutters
Materials
Cutting depth and feed
SN.. 1206..
Geometry
ap
MM3
MM4
MR6
RR2
Hardness (HB)
Tensile strength (N/mm 2 )
ISO
Material classification
fz
(mm) min max min max min max min max min max
<600 <950
<180 <280
Unalloyed steel
0.12 0.32 0.19 0.35 0.15 0.38 0.18 0.40
700-950 950-1200 1200-1400
200-280 280-355 355-415
Alloyed steel
0.10 0.30 0.12 0.32 0.10 0.35 0.15 0.35
Duplex stainless steel Austenitic stainless steel
778 675
230 200 300 220 260 250
0.10 0.28 0.10 0.30 - - - -
Precipitation-hardening stainless steel
1013
Grey cast iron
700 880 800 260 447 943
0.20 8.00
Nodular cast iron Malleable cast iron
0.12 0.32 0.15 0.35 0.12 0.35 0.18 0.40
Aluminum
75
- - - - - - - -
Aluminum alloy Fe-based alloy Co-based alloy Ni-based alloy
130 280 320 350 370
1076 1177 1262
0.10 0.22 0.10 0.25 - - - -
Ti-alloy
Hardened steel Chilled cast iron
- -
50-60HRC
- - - - - - - -
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.
283
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