890070 SET High-speed steel HSS DIN 3972
Clamping element
Type N
Tool geometry
Material HSS
Set - Involute gear cutters for spur wheels, pressure angle 20°
m D
js 16
d
H 7
Z ae Item code On stock
0,5 40 16 12 1,15 890070.0050 SET No
0,75 40 16 12 1,73 890070.0075 SET No
1 50 16 12 2,25 890070.0100 SET No
1,25 50 16 12 2,81 890070.0125 SET No
1,5 63 22 12 3,38 890070.0150 SET No
1,75 63 22 12 3,94 890070.0175 SET No
2 63 22 12 4,5 890070.0200 SET No
2,25 63 22 12 5,06 890070.0225 SET No
2,5 63 22 12 5,63 890070.0250 SET No
2,75 70 27 12 6,19 890070.0275 SET No
3 70 27 12 6,75 890070.0300 SET No
3,25 70 27 12 7,31 890070.0325 SET No
3,5 80 27 12 7,88 890070.0350 SET No
3,75 80 27 12 8,44 890070.0375 SET No
4 80 27 12 9 890070.0400 SET No
4,25 80 27 12 9,56 890070.0425 SET No
4,5 90 27 12 10,13 890070.0450 SET No
4,75 90 27 12 10,69 890070.0475 SET No
5 90 32 12 11,25 890070.0500 SET No
5,5 95 32 12 12,38 890070.0550 SET No
6 100 32 12 13,5 890070.0600 SET No

Cutting conditions


Material

Strength

Ae

Vc
fz(mm/z)
Ø 40

Ø 50

Ø 63

Ø 70

Ø 80

Ø 90

Ø 100
Modul 1-5                    
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 2,1xm 20 0.01 0.013 0.016 0.018 0.021 0.023 0.026
P.2 | General construction steels, steel castings ≤ 850 N/mm² 2,1xm 15 0.01 0.013 0.016 0.018 0.021 0.023 0.026
K.1 | Cast iron (≤ 240 HB) ≤ 820 N/mm 2,1xm 12 0.011 0.014 0.018 0.02 0.023 0.026 0.029
K.2 | Cast iron (> 240 HB) > 800 N/mm² 2,1xm 10 0.01 0.013 0.016 0.018 0.021 0.023 0.026
Modul 6                    
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 2,1xm 20 0.026 0.033 0.041 0.046 0.053 0.059 0.066
P.2 | General construction steels, steel castings ≤ 850 N/mm² 2,1xm 15 0.022 0.027 0.035 0.038 0.044 0.049 0.055
K.1 | Cast iron (≤ 240 HB) ≤ 820 N/mm 2,1xm 12 0.022 0.027 0.035 0.038 0.044 0.049 0.055
K.2 | Cast iron (> 240 HB) > 800 N/mm² 2,1xm 10 0.021 0.026 0.033 0.037 0.042 0.047 0.053

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Straight bore with standard keyway according to DIN 138.
Tool geometry

Tool geometry

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Helix angle = 0°. Rake angle = 10°.
Type N

Type N

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Universal usage. Suitable for materials up to strength 900 MPa.
Material HSS

Material HSS

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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.