DoQuad – Cylinder Head – AH120


High productivity & stable tool life
- DoQuad provided higher productivity than the competitor. DoQuad machined the workpiece smoothly without edge chipping due to its strong cutting edge.
The competitor’s insert had cutting edge chip off causing workpiece edge breakage, not increasing productivity.

Industry Automotive
Component Cylinder Head
Material ISO code K - Cast ironK - Cast iron
Work material DIN GG25
Machine(spindle type) Dedicated Machine
Tool family Milling
Tool category Face milling
Product name DoOcto
TSR No. 417M
Cylinder Head


Tungaloy Competitor
Body TAN07R080M25.4-08 Face mill cutter
Effective number of teeth 8 5
Cutting diameter 80 100
Insert SNMU1706ANTR-ML Square type negative insert
Number of cutting edges 8 8
Grade AH120 PVD

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 150 160
Feed per tooth f/z (mm/t) 0.17 0.17
Feed speed Vf (mm/min) 800 425
Depth of cut ap (mm) 2 2
Width of cut ae (mm) 50 50
Coolant Dry Dry


Productivity1.9 times