NTK CBN – Automotive Parts – BH340

NTK CBN - Automotive Parts - BH340

- Conventional CBN often experience sudden breakage during machining, causing process instability.
- The BH340 grade shows stable performance and consistent machining quality up to its defined tool life.

BH340 Insert
Industry Automotive
Component Automotive parts
Material ISO code H - Hardened materialH - Hardened material
Work material SCM440(HRc62)
Machine(spindle type) CNC Lathe
Tool family Turning
Tool category Face turning
Product name BH340 Insert
TSR No. 5250T
Automotive parts

Tool

Tungaloy - NTK Competitor
Holder WDJNR2525M15
Insert DNGA150412PQS01535 DNGA150412
Edges par insert 4 2
Grade BH340 CBN

Tool life

Tungaloy - NTK Competitor
Tool life (pcs/edge) 100 100

Cutting conditions

Tungaloy - NTK Competitor
Cutting speed V/c (m/min) 100 100
Feed f (mm/rev) 0.1 0.1
Depth of cut ap (mm) 0.1 0.1
Coolant DRY DRY

Result

Tool lifeSame tool life, Stable machining