NTK Cutting Tools

Home / Cast Iron - Grade / HC1 | HW2

Thermally and chemically stable alumina ceramic blend for high-speed performance.

Effective machining at speed up to Vc= ~700m/min 2300 SFM
Features
  • Best grade for high-speed finishing
  • HC1 grade – best wear resistance
  • HW2 grade – outstanding fracture resistance
Tooling application

Turning – Finishing

Grade map
↑High





SPEED
SX6
HC2 SP9
SX9
HC1,HW2 HC6
CP1
FINISH SEMI-FINISH  ROUGH
FEED

High→

Grade characteristics
Disc rotor finishing application
(Gray Cast Iron)
Poly-V pulley Grooving application (Gray Cast Iron)
- - - Scroll the table - - -
ISOMaterialCoolantGradevc (m/min) (SFM) ap (mm) (inch) f (mm/rev) (IPR)
Cast Iron
Finish Turning
DRYHC1 400 – 700 1300 – 2300 0.5 – 2.0 .020 – .080 0.1 – 0.4 .004 – .016
HW2
Disk brake
Material :
Gray cast iron
Cutting speed :
630 m/min 2100 SFM
Feed :
0.3 mm/rev 0118 IPR
DOC :
0.5 mm .0197 inch
Coolant :
DRY
HC1
130 pcs / corner
Competitor’s black ceramic
60 pcs / corner

HC1 doubled the tool life of the competitor’s black ceramic.

Cylinder liner
Material :
Chilled iron
Cutting speed :
600 m/min 2000 SFM
Feed :
0.32 mm/rev .013 IPR
DOC :
3.0 mm .118 inch
Coolant :
DRY
HW2
70 pcs / corner
Competitor’s ceramic
30 pcs / corner

HW2 doubled the tool life and achieved superior surface finishes on the part compared to the competitor’s insert.

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For more information about this product, visit our online e-catalog, or download the catalog/product report

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