SUMIBORON CBN Insert D 55° Diamond
Indexable Insert
L28 , L29
Standard Edge Specification Details
BN1000 BN2000 BN250
BN7000 BN700 BN600
BN350 BN300 T01225 T01235
BNC2010 BNC2020
BNC100 BNC160
BNC200 BNC300
BNX10 BNX20 BNX25
BNC500 BN500
BN7500 BNS800 NCB100
T02020
Neg. Pos.
T01225 S01225 S01725 S01225
S01225 S01225 S01225 S01215 T01215 T01215 T01215
T01215
-
: 1st Recommended : 2nd Recommended
: 1st Recommended : 2nd Recommended
: 1st Recommended : 2nd Recommended
(Legend) Continuous Cutting
General Cutting
Interrupted Cutting
K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components
DNG ¢ 43 Coated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875
Recommended Application
.2031
L
C10 to C12
E15 to E19
Applicable External Holders
Applicable Internal Holders
Coated CBN
Multi-Cornered Single-Use / Negative (With Hole)
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
Pcs/ Pack
Cutting Edge Specification
Shape
Sumitomo Cat. No.
ISO Cat. No.
2NCDNGM431FV 2NC-DNGM150404N-FV 2NCDNGM432FV 2NC-DNGM150408N-FV 2NCDNGM433FV 2NC-DNGM150412N-FV 2NCDNGM431LV 2NC-DNGM150404N-LV 2NCDNGM432LV 2NC-DNGM150408N-LV 2NCDNGM433LV 2NC-DNGM150412N-LV 2NCDNGA443HS 2NC-DNGA150412N-HS
.0156 .0984
D D
Honing
1 2
.0313 .0827
D D
.0469 .0787
D D
Break Master
.0156 .0984
D D
.0313 .0827
S00535
1 2
D D
.0469 .0787
D D
Break Master
.0469 .0787
D D
C
BNC2020 S02735 BNC300 S01735
1 2
Strong Edge
2NCDNGM432SV 2NC-DNGM150408N-SV
.0313 .0827
D D
D
S01235
1 2
Break Master
* For use with the CBN holders for high-efficiency machining shown on page L111 and L112. ** Use a holder with a cutting edge angle of 93°.
R
S
T
V
W
CBN Application Range Map
(A) Uncoated SUMIBORON
(B) Coated SUMIBORON
300
300
BNC100
BN1000
BNC160
BNC2010
200
200
BNC200
BN2000
BNX25
BNC2020
BNX20
120 100
100
BN350
( m/min ) v c
( m/min ) v c
BNC300
0
0
L50
Continuous
Interrupted
Heavy Interrupted
Continuous
Interrupted
Heavy Interrupted
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