620973 High-speed steel HSSE
D d l1 Z Item code On stock
50 22 36 8 620973.050 Yes
63 27 40 8 620973.063 Yes
100 32 50 10 620973.100 Yes
125 40 56 12 620973.125 Yes
160 50 63 14 620973.160 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 40

Ø 50

Ø 80

Ø 100

Ø 160
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 0,8xl1 0,75xD 30 0.08 0.085 0.1 0.11 0.12
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,8xl1 0,75xD 26 0.08 0.085 0.1 0.11 0.12
P.4 | Heat treatable steels ≤ 900 N/mm² 0,8xl1 0,75xD 20 0.08 0.085 0.1 0.11 0.12
K.2 | Cast iron (> 240 HB) > 800 N/mm² 0,8xl1 0,75xD 17 0.08 0.085 0.1 0.11 0.12

Calculations of cutting conditions