Page 802 - Der Katalog für Werkzeuge, Allgemeine Instandhaltung und Arbeitsschutz 2015 e prodotti di manutenzione generale 2015

Technical information – Turning
Geometry overview of turning inserts – Negative basic shape Finishing
Workpiece material group
PMKNSHO
Geometry
Remarks/field of applications
NF
– Finishing with wiper technology – High surface quality
– High feeds
FP5
– Finishing steel materials
– Can also be used in semi-finishing
as an alternative to MP3
– Curved cutting edge for low cutting forces
NFT
– Finishing titanium materials
– Sharp cutting edge with fully ground
circumference, first choice
– 100° corner with roughing geometry
implemented with CNMG basic shape
NF4
– Finishing stainless materials
– Finishing alloys with difficult cutting
properties
– Finishing long-chipping steel materials
– Curved cutting edge for cutting pressure
reduction
Cut
Main cutting edge
Cut
Corner radius
ap [mm]
0,4–3,0
0,1–2,5
0,1–2,0
0,2–1,6
0,8–4,0
0,3–4,0
0,6–4,0
0,5–4,0
15°
16° 0,15
12°
18°30'
22°
22,5°
5° 0,25
22,5°
5° 0,25
15°
f [mm]
0,10–0,55
0,04–0,25
0,05–0,20
0,05–0,20
0,15–0,70
0,06–0,40
0,12–0,32
0,10–0,40
CNMG 120408 . .
CC CC CC
C
20°
0,05
12°
CC
C C CC
Medium machining NM
– Medium machining with wiper technology – High surface quality
– High feeds
MP3
– Medium machining of long-chipping steel materials
– Low cutting forces due to curved cutting edge
– Machining forged parts with low material removal
NMT
– Medium machining of titanium materials
– Low cutting forces
– Machining long-chipping steel materials
– Machining forged parts with low material
removal
NMS
– Medium machining especially for high temperature alloy (Ni, Co, Fe-based alloys)
– Sharp, precise cutting edge design
– Alternative to NM4 stainless geometry
CCCCC
CC C CC C
0,3
19°
18°
8,5°
8,5°
17°
10°
0,3
CC
CC
CC
18°
12°
0,14
0,15
CCC
Primary application Other application
Comment: Sectional views show
A-132
Steel
Stainless steel
Cast iron
NF metals
Difficult-to-cut materials
Hard materials Other
R 0,5