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Home Catalogue Die sinking cutters tapered, 4-fluted, code 580718, angle 7°, diameter 8 mm
580718.0708
High-speed steel HSS Co8
ϱ
D
d
l1
l2
D1
Z
Item code
On stock
7
8
16
98
32
15,9
4
580718.0708
Yes
Cutting conditions
p e c fz (mm/z) Ø 8Ø 10Ø 12Ø 20
P.1 | Free-cutting steels, general construction steels
≤ 600 N/mm²
0,5xl
0,5xD
45
0.029
0.036
0.044
0.073
P.2 | General construction steels, steel castings
≤ 850 N/mm²
0,5xl
0,5xD
39
0.029
0.036
0.044
0.073
P.3 | Tool steels low alloyed
≤ 1100 N/mm²
0,5xl
0,5xD
24
0.029
0.036
0.044
0.073
P.4 | Heat treatable steels
≤ 900 N/mm²
0,5xl
0,5xD
30
0.029
0.036
0.044
0.073
P.5 | Tool steels high alloyed
≤ 1100 N/mm²
0,5xl
0,5xD
24
0.029
0.036
0.044
0.073
P.6 | Tool and treated steels
> 1100 N/mm²
0,5xl
0,5xD
20
0.0203
0.0252
0.0308
0.0511
K.1 | Cast iron (≤ 240 HB)
≤ 820 N/mm²
0,5xl
0,5xD
35
0.029
0.036
0.044
0.073
K.2 | Cast iron (> 240 HB)
> 800 N/mm²
0,5xl
0,5xD
25
0.029
0.036
0.044
0.073
N.4 | Cooper-zinc alloys, cooper-tin alloys
≤ 800 N/mm²
0,5xl
0,5xD
80-120
0.029
0.036
0.044
0.073
Calculations of cutting conditions
Product attributes
Straight shank with clamping flat (Weldon) according to DIN 1835 B.
Helix angle = 25°.
Rake angle = 12°.
Extra high performance high speed steel with good toughness and great temperature resistance. It is applicable especially for milling of materials with high strength, austenitic steels, steels for warm working, etc.
Norm ČSN 222814.
Feed direction possibility
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