DoTripleMill – Valve body – T1215


DoTriple-Mill T1215 grade inserts, which feature sharp cutting edges and fracture resistance enhanced by PremiumTec surface technology, prevented welding and chipping on the cutting edge, providing 1.5 times longer too life. In addition, thanks to a close pitch cutter design, productivity was increased by 1.2 times.

Industry Heavy
Component Valve body
Material ISO code K - Cast ironK - Cast iron
Work material FC300
Machine(spindle type) Vertical Machining Center Large(#50,HSK100)
Tool family Milling
Tool category Face milling
Product name DoTriple-Mill
TSR No. 1691M
Valve body


Tungaloy Competitor
Body TASN13J160B50.8R12 45deg. face mill
Effective number of teeth 12 10
Cutting diameter 160 160
Insert ONGU0507ANEN-MJ Negative square insert
Number of cutting edges 16 8
Grade T1215 CVD

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 200 200
Feed per tooth f/z (mm/t) 0.25 0.25
Feed speed Vf (mm/min) 1200 1000
Depth of cut ap (mm) 2.5 2.5
Width of cut ae (mm) 90 90
Coolant Air blast Air blast


Productivity1.2 times

Tool life1.5 times