N 200 series

N 250

Basic cylindrical cutter with Up-Down cutting edges for contouring

N 250

N 250
N 250

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
N250-060617C46,006,0050172C4-U
N250-060622C46,006,0060222C4-U
N250-060627C46,006,0070272C4-U
N250-080825C48,008,0070252C4-U
N250-080832C48,008,0080322C4-U
N250-080842C48,008,0090422C4-U
N250-101032C410,0010,0080322C4-U
N250-101042C410,0010,00100422C4-U
N250-101052C410,0010,00110522C4-U
N250-121232C412,0012,0080322C4-U
N250-121242C412,0012,00100422C4-U
N250-121252C412,0012,00110522C4-U
N250-141442C414,0014,00100422C4-U
N250-141452C414,0014,00110522C4-U
N250-161642C416,0016,00100422C4-U
N250-161652C416,0016,00110522C4-U
N250-161672C416,0016,00130722C4-U
N250-181852C418,0018,00110522C4-U
N250-181872C418,0018,00130722C4-U
N250-202042C420,0020,00100422C4-U
N250-202052C420,0020,00110522C4-U
N250-202072C420,0020,00130722C4-U
N250-202085C420,0020,00150852C4-U
N250-2020102C420,0020,001601022C4-U

Cutting parameters

N 250D Z Vc fz ap ae N rpm F Q cm3/min
Click to see material list
N1
6 2 0,00
8 2 0,00
10 2 0,00
12 2 0,00
14 2 0,00
16 2 0,00
20 2 0,00
Click to see material list
N2 N3
6 2 0,00
8 2 0,00
10 2 0,00
12 2 0,00
14 2 0,00
16 2 0,00
20 2 0,00
Click to see material list
N4
6 2 0,00
8 2 0,00
10 2 0,00
12 2 0,00
14 2 0,00
16 2 0,00
20 2 0,00
Click to see material list
N5
6 2 0,00
8 2 0,00
10 2 0,00
12 2 0,00
14 2 0,00
16 2 0,00
20 2 0,00
ae<0.4D1 fz+20% - Uncoated -30%

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