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NTK TM4

General purpose grade emphasizing wear resistance ｜ Carbide grade for Swiss CNC lathes

Versatile General-Purpose Grade for Swiss CNC Lathes

General purpose grade machining various workpiece materials

Balance of toughness, wear resistance and sharp cutting edge

TM4 comparison chart

Features
  • General purpose grade with a thin TiN-TiCN-TiN coat that is exceptionally smooth to improve adhesion resistance and sharpness
Tooling application

Successfully machines various workpiece materials.
Front turning / Back turning / Grooving / Cut off / ID boring / Socket machining / Milling

Auto parts
Material :
SUS304
Cutting speed :
80 m/min
Feed :
0.02 m/min
DOC :
～ 1.2 m/min
Coolant :
WET
TM4
950 pcs / corner
Competitor’s PVD coated carbide
500 pcs / corner

TM4 achieved 1.9 times longer tool life compared to the competitor’s insert with stability due to it’s excellent toughness.

Auto parts
Material :
S20C
Cutting speed :
80 m/min
Feed :
0.18 m/min
DOC :
0.10 m/min
Coolant :
WET
TM4
1,000 pcs / corner
Competitor’s PVD coated carbide
500 pcs / corner
TM4 achieved twice the tool life of the competition during ID boring a 10mm diameter hole.