CBN - SUMIBORON Inserts & Special Holders for High Ef ciency Machining
91°
DTFN Facing
Fig 1
91˚
LH
L71 Insert
LF
-5˚
-5˚
(1) 3NC-TNGA334 (2) 3NC-TNGA335 (3) 3NC-TNGA336
(4) 6NC-TNGA334 (5) 6NC-TNGA335 (6) 6NC-TNGA336
L
Figure shows right-hand (R) tool.
Holder
Parts
Dimensions (mm)
Shim Screw
Overall Length
Cutting Edge
Cutting Edge Height
Wrench for Shims
Upper Surface Wrench
Lower Surface Wrench
Stock Height Width
Head
Clamp Set
Shim
Applicable Insert
Cat. No.
Fig
RL H BLFWF HF LH
N m
TRX10 (*)
DTFN R/L 2525M16-R24 25 25 150 32 25 30 ○NC-TNGA33○
5.0 TNS1604-R24 BFTX0307N
1 SCP-1
LH040 LH025
*Dedicated tool holder for .063"/.079"/.094" nose radius inserts. Other sizes cannot be used. *Wrench for shim is sold separately from the main body.
C63
Clamp Set Parts
Application Example (For Automotive Components)
Nose radius of .0630” achieves 1.5x greater tool life (compared to nose radius of .0315”)
Nose radius of .094” achieves 2x greater tool life (compared to nose radius of .0315”)
436
434
Competitor's CBN
Competitor's CBN
No. of Workpieces (pcs)
No. of Workpieces (pcs)
Part Material: Carburized Steel (60HRC) Cutting Conditions
Work Material: Carburised Steel (60HRC) Cutting Conditions .094”
p = .0079”
v c = 400 SFM, f = .014 IPR , a
v c = 330 SFM, f = .0059 IPR , a
p = .0039”
.0315”
v c = 400 SFM, f = .0079 IPR , a
p = .0079”
L113
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