SUMIBORON CBN Insert C 80° 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
CN ¢¢ 43 Uncoated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875
Recommended Application
.2031
L
C5 to C10 Applicable Internal Holders
E12 to E14
Applicable External Holders
Uncoated 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.
2NUCNGA431HS 2NUCNGA432HS 2NUCNGA433HS
2NU-CNGA120404HS 2NU-CNGA120408HS 2NU-CNGA120412HS
.0156 .0984 .0313 .0945 .0469 .0906
D D D
D D D D
BN2000 S01235 BN7000 S01225 BN700 S01225 BN7500 S00525
1 2
*Depth of cut for single-use types is 0.0197inch or less. Strong Edge Multi-Cornered / 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.
C
2MDCNGA432 2MDCNGA433
2MD-CNGA120408 2MD-CNGA120412
.0313 .1339 .0469 .1102
D D
D
1 2
Standard
D
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.
R
CNMA431 CNMA432 CNMA433
CNMA120404 CNMA120408 CNMA120412
.0156 .1811 .0313 .1772 .0469 .1732
F
1 1
Standard
D F D F D
S
Solid / 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.
T
CNGA432 CNGA433
CNGA120408 CNGA120412
.0313 .5077 .0469 .5077
D D D D
Standard
1 Solid
V
W
CBN Application Range Map
(A) Uncoated CBN
(B) Coated CBN
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
L32
Continuous
Interrupted
Heavy Interrupted
Continuous
Interrupted
Heavy Interrupted
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