N 400 series

N 425

Cylindrical Milling Cutter with high cutting performance for grooving and shoulders version with normal shank or version with shank unloaded code-S for useful cutting increase at height L3

N 425

N 425
N 425

Suggested applications

Steels

hardened steels < 56 hrc

hardened steels > 56 hrc

stainless steel

superalloys

cast iron

aluminum alloys & plastic materials

graphite

Drilling types

Features

Tools

ARTD1h10D2h6D3L1L2L3L4R45°ZUNCOATED
N425-030C43,003,005070,104C4-U
N425-040C44,004,0050100,104C4-U
N425-050C45,005,0050120,104C4-U
N425-060C46,006,0050130,104C4-U
N425-080C48,008,0060170,204C4-U
N425-100C410,0010,0070210,204C4-U
N425-120C412,0012,0070230,304C4-U
N425-140C414,0014,0080290,304C4-U
N425-160C416,0016,0090330,304C4-U
N425-200C420,0020,00100410,304C4-U
ARTD1h10D2h6D3L1L2L3L4R45°ZUNCOATED
N425S-030C43,003,00507120,104C4-U
N425S-040C44,004,005010150,104C4-U
N425S-050C45,005,005012170,104C4-U
N425S-060C46,006,005013220,104C4-U
N425S-080C48,008,007,806017270,204C4-U
N425S-100C410,0010,009,807021320,204C4-U
N425S-120C412,0012,0011,808023350,304C4-U
N425S-140C414,0014,0013,709029420,304C4-U
N425S-160C416,0016,0015,7010033450,304C4-U
N425S-200C420,0020,0019,7010041550,304C4-U

Cutting parameters

N 425D Z Vc fz ap ae N rpm F Q cm3/min
Click to see material list
N1 		3 4 400 0,020 3 3 42463 3397 30,57
4 4 400 0,025 4 4 31847 3185 50,96
5 4 400 0,030 5 5 25478 3057 76,43
6 4 400 0,045 6 6 21231 3822 137,58
8 4 400 0,060 8 8 15924 3822 244,59
10 4 400 0,065 10 10 12739 3312 331,21
12 4 400 0,070 12 12 10616 2972 428,03
14 4 400 0,085 12 14 9099 3094 519,75
16 4 400 0,095 12 16 7962 3025 580,89
20 4 400 0,120 10 20 6369 3057 611,46
Click to see material list
N2 N3 		3 4 300 0,015 3 3 31847 1911 17,20
4 4 300 0,025 4 4 23885 2389 38,22
5 4 300 0,030 5 5 19108 2293 57,32
6 4 300 0,035 6 6 15924 2229 80,25
8 4 300 0,045 8 8 11943 2150 137,58
10 4 300 0,055 10 10 9554 2102 210,19
12 4 300 0,070 12 12 7962 2229 321,02
14 4 300 0,085 12 14 6824 2320 389,81
16 4 300 0,095 8 16 5971 2269 290,45
20 4 300 0,120 10 20 4777 2293 458,60
Click to see material list
N4 		3 4 200 0,010 3 3 21231 849 7,64
4 4 200 0,018 4 4 15924 1146 18,34
5 4 200 0,023 5 5 12739 1172 29,30
6 4 200 0,028 6 6 10616 1189 42,80
8 4 200 0,035 8 8 7962 1115 71,34
10 4 200 0,040 10 10 6369 1019 101,91
12 4 200 0,050 12 12 5308 1062 152,87
14 4 200 0,055 12 14 4550 1001 168,15
16 4 200 0,06 8 16 3981 955 122,29
20 4 200 0,065 10 20 3185 828 165,61
Click to see material list
N5 		3 4 700 0,020 3 3 74310 5945 53,50
4 4 700 0,025 4 4 55732 5573 89,17
5 4 700 0,030 5 5 44586 5350 133,76
6 4 700 0,045 6 6 37155 6688 240,76
8 4 700 0,060 8 8 27866 6688 428,03
10 4 700 0,065 10 10 22293 5796 579,62
12 4 700 0,070 12 12 18577 5202 749,04
14 4 700 0,085 14 14 15924 5414 1061,15
16 4 700 0,095 8 16 13933 5295 677,71
20 4 700 0,120 10 20 11146 5350 1070,06
ae<0.4D1 fz+20% - Uncoated -30% - code S fz -10 %

Formulas

Cutting speedVc = D x n x 3,14
1000		m/min
Tool revolutionn = Vc x 1000
3,14 x D		rpm
Feed for toothfz = F
z x n		mm
Feed rateF = fz x z x nmm/min
Material removal rateQ = ap x ae x F
1000		cm3/min
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