Page 198 - Tungaloy Catalog

T-CBN Series
Negative inserts · Multi-corner type Hard Breaker
(T-CBN inserts with chipbreaker)
Stock Dimensions (in)
BXM20 circle s dia. radius length
Specification Shape Cat. No. Cat. No. No. of Corners Inner Thickness Hole Corner CBN
(Metric)
(Inch)
a
ød
ød1
rε
2QP-CNGM 432 HF 2QP-CNGM120408-HF d 2 .500 .187 .203 .031 .087
2QP-CNGM 433 HF 2QP-CNGM120412-HF d 2 .500 .187 .203 .047 .095
2QP-DNGM 432 HF 2QP-DNGM150408-HF d 2 .500 .187 .203 .031 .083
3 With chip- 2QP-DNGM 433 HF 2QP-DNGM150412-HF d 2 .500 .187 .203 .047 .078
breaker 3QP-TNGM 332 HF 3QP-TNGM160408-HF d 3 .375 .187 .150 .031 .075
.047
.187
.150
.375
3
.095
3QP-TNGM 333 HF
3QP-TNGM160412-HF
PCD and PCBN Tools 2QP-VNGM 332 HF 2QP-VNGM160408-HF d 2 .500 .187 .203 .031 .087
d
.375
.150
.187
2QP-CNGM120408-HM
.031
.087
2QP-CNGM 432 HM
2
d
2
.047
2QP-CNGM120412-HM
2QP-CNGM 433 HM
.187
.203
.500
.095
d
2QP-DNGM 432 HM
.078
.187
.203
.500
.047
2
2QP-DNGM150412-HM
2QP-DNGM 433 HM 2QP-DNGM150408-HM d 2 .500 .187 .203 .031 .083
d
With chip-
breaker 3QP-TNGM 332 HM 3QP-TNGM160408-HM d 3 .375 .187 .150 .031 .075
3QP-TNGM 333 HM 3QP-TNGM160412-HM d 3 .375 .187 .150 .047 .087
2QP-VNGM 332 HM 2QP-VNGM160408-HM d 2 .375 .187 .150 .031 .095
HF type For finishing Example of chips
Single sided CBN insert provides HF Chipbreaker
higher stability in heavy machining. .030
Excellent chip control in small .029
D.O.C. due to the high functional Depth of cut: ap (in) .020
nose. Delivers exceptional surface
finishes. .009
.006
.004
.002 Feed: f (ipr) .008
HM type For medium cutting Example of chips
Single sided CBN insert provides HF Chipbreaker
higher stability in heavy machining. .030
Providing ideal chip control in large .029
D.O.C due to the well designed Depth of cut: ap (in)
chipbreaker. Suitable for medium .020
cutting or roughing. .009
.002 .004 .006 .008
Feed: f (ipr)
“Hard Breakers” for removing the carburized layer
from case hardened shafts.

 : Stocked items.
 : Stocked in Japan
Most unmarked items are available on a RFQ basis, contact your sales rep for more information.

3–10 Grades Relating TAC External TAC Internal
toolholders
toolholders
pages
(1-1)
(4-1)
(5-1)