Thread Machining Thread Milling
Indexable Thread Milling Cutting Data Recommendation
Materials
ATM60
fz(mm) Insert dimension 06 09 11/14
Brinell Hardness (HB/HRC)
Tensile strength Rm (N/mm 2 )
Cutting speed Vc (m/min)
ISO
Workpiece Materials
C ≤ 0.25%
Annealed
125
428
180
0.3
0.35
0.4
0.25 < C ≤ 0.55%
Annealed
190
639
180
0.3
0.35
0.4
0.25 < C ≤ 0.55%
Heat-treated
210
708
180
0.3
0.35
0.4
Unalloyed steel
Annealed
190
639
180
0.3
0.35
0.4
C > 0.55%
Heat-treated
300
1013
180
0.25
0.3
0.35
C > 0.55%
Free cutting steel (short chip)
Annealed
220
745
180
0.3
0.35
0.4
Annealed
175
591
180
0.3
0.35
0.4
Heat-treated
300
1013
180
0.3
0.35
0.4
Low-alloyed steel
Heat-treated
380
1282
130
0.2
0.3
0.35
Heat-treated
430
1477
80
0.15
0.2
0.3
Annealed
200
675
180
0.25 0.35
0.4
High-alloyed steel and highalloyed tool steel
Hardened and tempered
300
1013
180
0.25 0.35
0.4
Hardened and tempered
400
1361
130
0.25
0.3
0.35
Ferritic/Martensite, Annealed
200
675
180
0.25
0.3
0.35
Stainless steel
Martensite,Heat-treated
330
1114
130
0.25
0.3
0.35
Austenitic,hardened
200
675
180
0.2
0.3
0.35
Austenitic,precipitation hardened stainless steel (PH stainless steel)
Stainless steel
300
1013
130
0.2
0.3
0.35
Austenitic, ferritic, duplex
230
778
80
0.2
0.3
0.35
Ferritic
200
400
180
0.3
0.35
0.4
Malleable cast iron
Pearlitic
260
700
180
0.3
0.35
0.4
Low tensile strength
180
200
250
0.3
0.35
0.4
Grey cast iron
High tensile strength/Austenitic
245
350
180
0.3
0.35
0.4
Ferritic
155
400
180
0.3
0.35
0.4
Nodular cast iron
Pearlitic
265
700
180
0.3
0.35
0.4
GGV(CGI)
230
400
180
0.3
0.35
0.4
Non-aging alloy
30
-
Wrought aluminum alloy
Aged alloy
100
340
≤ 12% Si, non-aging alloy
75
260
Cast aluminum alloy
≤ 12% Si, aged alloy
90
310
200
0.3
0.35
0.4
＞ 12% Si, non-aging alloy
130
450
240
0.3
0.35
0.4
Magnesium alloy
70
250
Unalloyed, electrolytic copper
100
340
Copper and copper alloy (bronze/brass)
Brass, bronze, red brass
90
310
Cu alloy, short chip
110
380
High tensile, Ampco alloy
300
1010
Annealed
200
680
35
0.2
0.2
0.2
Fe-based
Aged
280
940
20
0.1
0.1
0.1
Heat-resistant alloy
Annealed
250
840
35
0.2
0.2
0.2
Ni or Co based
Aged
350
1180
20
0.1
0.1
0.1
Cast
320
1080
30
0.2
0.2
0.2
Pure Titanium
200
680
35
0.2
0.2
0.2
Titanium alloy
α and β alloy,aged
375
1260
35
0.2
0.2
0.2
β alloy
410
1400
25
0.2
0.2
0.2
Tungsten alloy
300
1010
35
0.2
0.2
0.2
Molybdenum alloy
300
1010
35
0.2
0.2
0.2
Hardened and tempered
50HRC
40
0.15
0.2
0.2
Hardened steel
Hardened and tempered
55HRC
Hardened and tempered
60HRC
Chilled cast iron Hardened and tempered
55HRC
40
0.15
0.2
0.2
The cutting data are average recommended values. For special applications, adjustment is needed.
639
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