Tapper shank end mills long, semicoarse teeth, 35°, type CB
|
D
js 14 | MK | l1 | l2 | Z | Item code | On stock |
|---|---|---|---|---|---|---|
| 22 | 2 | 160 | 75 | 5 | 423940.220 | Yes |
| 63 | 5 | 338 | 180 | 8 | 423940.630 | Yes |
423940.250, 423940.320 a 423940.500110 ≠ DIN 845
Cutting conditions
Material |
Strength |
Ap |
Ae |
Vc |
fz(mm/z) Ø 20 |
Ø 25 |
Ø 32 |
Ø 40 |
Ø 50 |
Ø 63 |
|---|---|---|---|---|---|---|---|---|---|---|
| P.1 | Free-cutting steels, general construction steels | ≤ 600 N/mm² | 1xD | 0,5xD | 37,5 | 0.09 | 0.1 | 0.12 | 0.13 | 0.137 | 0.142 |
| P.2 | General construction steels, steel castings | ≤ 850 N/mm² | 1xD | 0,5xD | 32,5 | 0.09 | 0.1 | 0.12 | 0.13 | 0.137 | 0.142 |
| P.4 | Heat treatable steels | ≤ 900 N/mm² | 1xD | 0,5xD | 25 | 0.09 | 0.1 | 0.12 | 0.13 | 0.137 | 0.142 |
| K.1 | Cast iron (≤ 240 HB) | ≤ 820 N/mm² | 1xD | 0,5xD | 22 | 0.09 | 0.1 | 0.12 | 0.13 | 0.137 | 0.142 |
Calculations of cutting conditions
Product attributes
Morse taper shank according to DIN 228 A.
Universal usage. Suitable for materials up to strength 900 MPa.
Feed direction possibility
Chip Breaker – universal application for roughing.
Helix angle = 35°.
Rake angle = 12°.
High speed steel of average performance, it is applicable especially for cutters of smaller diameters and for milling of materials up to the strength of 900 MPa.