T515 – Brake Disk – T515


Good fracture resistance & stable machining
- While sudden fracture occurs with the competitor, T515 grade with excellent fracture resistance delivers stable machining in interrupted cutting of nodular
graphite cast iron.

Improved tool life
- T515 achieves tool life that is about 1.8 times more than the competitor.

Industry Automotive
Component Brake Disk
Material ISO code K - Cast ironK - Cast iron
Work material Nodular graphite cast iron
Machine(spindle type) CNC Lathe
Tool family Turning
Tool category Face turning
Product name T500
TSR No. 499T
Brake Disk


Tungaloy Competitor
Holder DCLNL2525M12 DCLNL2525M12
Insert CNMG120412 CNMG120412
Grade T515 CVD(K10)

Tool life

Tungaloy Competitor
Tool life (pcs/edge) 70 40

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 380 380
Feed f (mm/rev) 0.18 0.18
Depth of cut ap (mm) 1 1
Coolant wet wet


Tool life1.8 times