Milling
Grade Application Guide
Milling grade application
Materials
PVD coated
CVD coated PVD coated Uncoated
Tensile strength (N/mm 2 )
Hardness (HB)
Material classification
ISO
● ● ● ◐ ● ● ● ◐ ● ● ● ◐ ● ● ● ◐ ● ● ● ◐
● ● ◐ ● ● ◐ ● ● ◐ ● ● ◐ ● ● ◐
<600
<180
-
-
-
Unalloyed steel
<950
<280
-
-
-
P
700-950
200-280
-
-
-
Alloyed steel
950-1200
280-355
-
-
-
1200-1400 355-415
-
-
-
Duplex stainless steel Austenitic stainless steel Precipitation- hardening stainless steel
◐ ● ● ● ● ● ◐ ◐ ● ● ● ● ● ◐
778
230
-
-
-
-
675
200
-
-
-
-
M
◐ ● ● ● ● ● ◐
1013
300
-
-
-
-
● ● ● ● ● ● ● ● ●
Grey cast iron
700
220
-
-
-
-
-
-
-
-
K
Nodular cast iron 880
260
-
-
-
-
-
-
-
-
Malleable cast iron 800
250
-
-
-
-
-
-
-
-
● ●
Aluminum 260
75
-
-
-
-
-
-
-
N
Aluminum alloy
447
130
-
-
-
-
-
-
-
◐ ● ◐ ● ● ◐ ● ◐ ● ● ◐ ● ◐ ● ● ◐ ● ◐ ● ●
Fe-based alloy
943
280
-
-
-
-
-
-
Co-based alloy
1076
320
-
-
-
-
-
-
S
Ni-based alloy
1177
350
-
-
-
-
-
-
◐
Ti-alloy
1262
370
-
-
-
-
-
● ●
-
Hardened steel
50-60HRC
-
-
-
-
-
-
-
H
-
Chilled cast iron
55HRC
-
-
-
-
-
-
-
● 1st choice ◐ 2nd choice -
Inapplicable
274
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