ULchipbreakerFor Front turning operations | Swiss CNC Lathes

Negative insert developed for Swiss lathes

Designed with the sharpness and low tool pressure of a positive insert while reducing insert costs

Outstanding performance even machining small diameter parts while increasing corners per insert.

Product video

Features

  • Depth of cut ranges from 0.5 to 2.5 mm
  • Equivalent sharpness of a positive insert in a negative geometry
  • 6-corner insert delivers significant cost reductions

Tooling application

Swiss CNC Lathe Front turning operations

UL chip control range

Cutting conditions

Scroll the table →

Coated grade Material Operation type Cutting speed (m/min) Feed (mm/rev) DOC (mm)
ST4 Stainless OD Turning continuous 50 - 120 0.03 - 0.15 0.3 - 2.5
QM3 Alloy steel / carbon steel / hardened material
DM4 Difficult-to-cut material / titanium alloy
TM4 Non-ferrous / aluminum / plastic / general purpose

Cost reductions for Swiss machining

Achieves performance comparable to a positive insert with the benefit of additional corners

Chip formation comparison

[ Cutting conditions ]
Material : SUS304  vc=80m/min   WET

Case study

Electronic component
Material :
SUS304
Cutting speed :
160m/min
Feed :
0.15mm/rev
DOC :
0.8mm
Coolant :
WET
ST4+ UL chipbreaker

1000pcs / corner

Competitor's molded chipbreaker
(PVD coated carbide)

200pcs / corner

UL insert obtained good machined surface with its sharp cutting edge.
UL combined with the ST4 grade, for stainless steel machining, achieved 4 x longer tool life compared to the competition.

Auto parts
Material :
SS400
Cutting speed :
180m/min
Feed :
0.1mm/rev
DOC :
0.5mm
Coolant :
WET
TM4+ UL chipbreaker

800pcs / corner

Competitor's wiper insert
(PVD coated carbide)

400pcs / corner

UL sharpness provided stable dimensional results and reduced tool pressure
When cutting speed increased, BUE was eliminated further increasing tool life from 600 to 800 pieces /corner

Tool lineup

View Catalog Information

Please check product catalog for tooling lineup