Shell end mills, semicoarse teeth, type N
|
D
js 16 |
d
H 7 | l1 | Z | Item code | On stock |
|---|---|---|---|---|---|
| 50 | 22 | 40 | 8 | 620075.050 | Yes |
| 50 | 22 | 63 | 8 | 620075.050063 | Yes |
| 50 | 22 | 80 | 8 | 620075.050080 | No |
| 63 | 27 | 50 | 8 | 620075.063 | Yes |
| 63 | 27 | 70 | 8 | 620075.063070 | Yes |
| 80 | 32 | 63 | 8 | 620075.080 | Yes |
| 80 | 32 | 100 | 8 | 620075.080100 | Yes |
| 100 | 40 | 70 | 10 | 620075.100 | Yes |
Cutting conditions
Material |
Strength |
Ap |
Ae |
Vc |
fz(mm/z) Ø 50 |
Ø 63 |
Ø 80 |
Ø 100 |
|---|---|---|---|---|---|---|---|---|
| P.1 | Free-cutting steels, general construction steels | ≤ 600 N/mm² | 0,8xl1 | 0,75xD | 37.5 | 0.085 | 0.095 | 0.11 | 0.13 |
| P.2 | General construction steels, steel castings | ≤ 850 N/mm² | 0,8xl1 | 0,75xD | 32.5 | 0.085 | 0.095 | 0.11 | 0.13 |
| P.3 | Tool steels low alloyed | ≤ 1100 N/mm² | 0,8xl1 | 0,75xD | 18 | 0.085 | 0.095 | 0.11 | 0.13 |
| P.4 | Heat treatable steels | ≤ 900 N/mm² | 0,8xl1 | 0,75xD | 25 | 0.085 | 0.095 | 0.11 | 0.13 |
| P.5 | Tool steels high alloyed | ≤ 1100 N/mm² | 0,8xl1 | 0,75xD | 18 | 0.085 | 0.095 | 0.11 | 0.13 |
| M.2 | Corrosion- and acid-proof steels | 750 - 850 N/mm² | 0,8xl1 | 0,75xD | 10 | 0.085 | 0.095 | 0.11 | 0.13 |
| K.2 | Cast iron (> 240 HB) | > 800 N/mm² | 0,8xl1 | 0,75xD | 22 | 0.085 | 0.095 | 0.11 | 0.13 |
Calculations of cutting conditions
Product attributes
Straight bore with standard keyway and driving slot according to DIN 138.
Helix angle = 30°.
Rake angle = 12°.
Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Universal usage. Suitable for materials up to strength 900 MPa.
