High-speed performance is achievable with the thermally and chemically stable alumina ceramic blend
Effective machining at speeds up to 700 m/min
Features:
Best grade for high-speed finishing
AC11 grade - best wear resistance
AW21 grade - outstanding fracture resistance
Tooling application
- Gray cast iron
- Finish Turning
Cutting conditions
Grade | Material | Operation type | Machining | Cutting speed (m/min) | cylinder liners | Feed (mm/rev) | DOC (mm) | Coolant |
AC11 | Gray cast iron | Turning | Finish turning of Gray cast iron | 370 – 700 | 180 – 550 | 0.10 – 0.40 | -2.0 | DRY |
AW21 | Roughing to semi-interrupted finishing of gray cast Roughing to finishing of cylinder liners | 370 – 650 |
Grade | Material | Operation type | Machining | Cutting speed (m/min) | Clinder liners | Feed (mm/t – mm/rev) | DOC(mm) | Coolant |
AC11 | Gray cast iron | Turning | Finish turning of Gray cast iron | 370 – 700 | 180 – 550 | 0.10 – 0.40 | -2.0 | DRY |
AW21 | Roughing to semi-interrupted finishing of gray cast | 370 – 650 | ||||||
Roughing to finishing of cylinder liners |
Gray Cast Iron Finishing Application
Special Inserts For Poly V Pulley Machining
Case study
Disk brake
Material | FC250 |
Cutting speed | 640 m/min |
Feed | 0.3 mm/rev |
DOC | 0.5 mm |
Coolant | DRY |
AC11 | 130 pcs / corner |
Competitor’s Ceramic | 60 pcs / corner |
AC11 doubled the tool life of the competitor’s black ceramic.
Cylinder liner
Material | Chilled iron |
Cutting speed | 610 m/min |
Feed | 0.3 mm/rev |
DOC | 3 mm |
Coolant | DRY |
AW21 | 70 pcs / corner |
Competitor’s ceramic | 30 pcs / corner |
AW21 doubled the tool life and achieved superior surface finishes on the part compared to the competitor’s insert.