TungCut – Needle Valve – AH7025


With a new PVD grade, AH7025, that has a high level of wear and fracture resistance, TungCut provides exceptional wear resistance, extending tool life by 20% Stable machining. TungCut prevents sudden fracture which was the problem with the conventional tool, delivering stable machining.

Industry Engineering
Component Needle Valve
Material ISO code M - Stainless steelM - Stainless steel
Work material SUS440C
Machine(spindle type) CNC Lathe
Tool family Turning
Tool category Parting off
Product name TungCut
TSR No. 512T
Needle Valve


Tungaloy Competitor
Holder JCTER1212-2T12 12x12 shank
Insert DGM2-020 2 corner insert
Edges par insert 2 2
Cutting width 2 2
Grade AH7025 PVD

Tool life

Tungaloy Competitor
Tool life (pcs/edge) 1800 1500

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 65 65
Feed f (mm/rev) 0.05 0.05
Depth (mm) 3.5 3.5
Coolant Wet Wet


Tool life1.2 times