N 300 series

N 340

Basic cylindrical cutter with cutting edges Chipbreaker for grooves and shoulders version with normal shank or version with shank unloaded code-S for useful cutting increase at height L3

N 340
N 340

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
N340-080C48,008,0070273C4-U
N340-100C410,0010,0080323C4-U
N340-120C412,0012,0080353C4-U
N340-140C414,0014,0090423C4-U
N340-160C416,0016,00100453C4-U
N340-200C420,0020,00100553C4-U
ARTD1h10D2h6D3L1L2L3L4R45°ZUNCOATED
N340S-080C48,008,007,807027373C4-U
N340S-100C410,0010,009,808032423C4-U
N340S-120C412,0012,0011,8010035453C4-U
N340S-140C414,0014,0013,7010042523C4-U
N340S-160C416,0016,0015,7010045553C4-U
N340S-200C420,0020,0019,7011055653C4-U

Cutting parameters

N 340D Z Vc fz ap ae N rpm F Q cm3/min
Click to see material list
N1 		8 3 300 0,040 8 8 11943 1433 91,72
10 3 300 0,050 10 10 9554 1433 143,31
12 3 300 0,060 12 12 7962 1433 206,37
14 3 300 0,075 12 14 6824 1535 257,96
16 3 300 0,090 12 16 5971 1612 309,55
20 3 300 0,130 10 20 4777 1863 372,61
Click to see material list
N2 N3 		8 3 200 0,040 8 8 7962 955 61,15
10 3 200 0,050 10 10 6369 955 95,54
12 3 200 0,060 12 12 5308 955 137,58
14 3 200 0,075 12 14 4550 1024 171,97
16 3 200 0,090 12 16 3981 1075 206,37
20 3 200 0,130 10 20 3185 1242 248,41
Click to see material list
N4 		8 3 100 0,030 8 8 3981 358 22,93
10 3 100 0,040 10 10 3185 382 38,22
12 3 100 0,050 12 12 2654 398 57,32
14 3 100 0,060 12 14 2275 409 68,79
16 3 100 0,065 12 16 1990 388 74,52
20 3 100 0,095 10 20 1592 454 90,76
Click to see material list
N5 		8 3 500 0,040 8 8 19904 2389 152,87
10 3 500 0,050 10 10 15924 2389 238,85
12 3 500 0,060 12 12 13270 2389 343,95
14 3 500 0,075 12 14 11374 2559 429,94
16 3 500 0,090 12 16 9952 2687 515,92
20 3 500 0,130 10 20 7962 3105 621,02
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
Tmec is a brand of
TECNOUTENSILI SAS DI MALAGUTI CRISTIAN E C.
Via Sansovino 12 - 37053 Cerea (VERONA) ITALY
VAT nr. IT02701600237 - Tax code 02701600237
+39 0442 33 23 95
info@tmec.eu
0442 339707
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