411940.630 High-speed steel HSS DIN 845
D MK l1 l2 Z Item code On stock
63 5 338 180 6 411940.630 Yes

D < 40 ≠ DIN 845

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 25

Ø 32

Ø 40

Ø 50

Ø 63
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 1xD 0,1xD 30 0.071 0.08 0.11 0.12 0.13
P.2 | General construction steels, steel castings ≤ 850 N/mm² 1xD 0,1xD 26 0.071 0.08 0.11 0.12 0.13
K.1 | Cast iron (< 240 HB) ≤ 820 N/mm² 1xD 0,1xD 25 0.071 0.08 0.11 0.12 0.13
N.2 | Aluminium cast alloys Si (Si ≤ 12%) ≤ 600 N/mm² 1xD 0,1xD 140-240 0.05 0.056 0.077 0.08 0.091
N.4 | Cooper-zinc alloys, cooper-tin alloys ≤ 800 N/mm² 1xD 0,1xD 50-90 0.071 0.08 0.11 0.12 0.13

Calculations of cutting conditions