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- Half circle milling cutters concave, code 820075V, radius 4 mm
820075V.040
High-speed steel HSS Co5
~DIN 855A
R
H 11
|
D
js 16
|
S
|
d
H 7
|
Z
|
Item code |
On stock |
| 4 |
63 |
16 |
22 |
12 |
820075V.040
|
Yes
|
Cutting conditions
Material |
Strength |
Ap |
Ae |
Vc |
fz(mm/z)
Ø 50 |
Ø 63 |
Ø 80 |
Ø 100 |
Ø 125 |
| P.1 | Free-cutting steels, general construction steels |
≤ 600 N/mm² |
1xR |
2xR |
37.5 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
| P.3 | Tool steels low alloyed |
≤ 1100 N/mm² |
1xR |
2xR |
18 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
| P.4 | Heat treatable steels |
≤ 900 N/mm² |
1xR |
2xR |
25 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
| P.6 | Tool and treated steels |
> 1100 N/mm² |
1xR |
2xR |
16 |
0.056 |
0.07 |
0.084 |
0.098 |
0.0994 |
| M.2 | Corrosion- and acid-proof steels |
750 - 850 N/mm² |
1xR |
2xR |
10 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
| K.1 | Cast iron (≤ 240 HB) |
≤ 820 N/mm² |
1xR |
2xR |
30 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
| K.2 | Cast iron (> 240 HB) |
> 800 N/mm² |
1xR |
2xR |
22 |
0.08 |
0.1 |
0.12 |
0.14 |
0.142 |
Calculations of cutting conditions
Product attributes
Straight bore with standard keyway according to DIN 138.
Helix angle = 0°.
Rake angle = 10°.
Universal usage. Suitable for materials up to strength 900 MPa.
Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
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