A End mill – NM series

NM 5502R NM St-2E 402NM -4E arting values for cutting spNM NM- eed vc[m/m-2B 4BP in]
BillgroupSlot mNM- illing2EP Shoulder milling
Material groupComposition / structure / heat treatmentrne hardness HBiningØ [mm]ap maxØ [mm] ae max
ach0 < x < 120,5 x D0 < x ≤ 20 < 0,5 x D
M12 ≤ x ≤ 201,0 x D
KMG309KMG309
ae/ Dae/ D
1/11/21/10 f-group1/11/101/20f-group
approx. 0,15 % Cannealed1251
approx. 0,45 % Cannealed1902
Unalloyed steelapprox. 0,45 % Ctempered2503
approx. 0,75 % Cannealed2704
approx. 0,75 % Ctempered3005
Pannealed1806
Low-alloed steeltempered2757
ytempered3008
tempered3509
High-alloyed steel and high-alloyedannealed20010
tool steelhardened and tempere325 d11
ferritic/martensiticannealed20012
martensitictempered24013
MStainless steel
austeniticquench hardened18014
austenitic-ferritic23015
Grey cast ironperlitic/ferritic18016
perlitic (martensitic)26017
ferritic16018
KCast iron with spheroidal graphite
perlitic25019
Malleable cast ironferritic13020
perlitic23021
Aluminium wrought alloyscannot be hardened602292011001200 4140015504
hardenablehardened10023555660720 48409304
≤ 12 % Si, cannot be hardened7524370440480 45606204
NCast aluminium alloys≤ 12 % Si, hardenablehardened9025460550600 47007754
> 12 % Si, cannot be hardened13026140165180 42102354
machining steel, PB> 1%11027280330360 44204654
Copper and copper alloys (bronze/brass)CuZn, CuSnZn9028325385420 44905454
CuSn, Pb-free copper, electrolytic copper10029280330360 44204654
annealed20030
Fe-based alloys
hardened28031
Heat-resistant alloysannealed25032
SNi or Co basshardened35033
cast32034
pure titaniumRm40035
Titanium alloysα and β alloyshardenedRm105036
Hardened steelhardened and tempere hardened and tempere55 HRC 60 HRC d d37 38
HHard cast ironcast40039
Hardened cast ironhardened and tempere55 HRC d40
Thermoplasts41
Thermosetting plastics42
Plastic, glass-fibre reinforced Gi FRP43
XNon-metallic materialsPlastic, carbon fibre reinforcedi CFRP44
Graphite Wood45 46

Note: The given cutting values are guide values, which were determined under ideal conditions. The values have to be adapted in individual cases. Feed rate recommendations on page B460.