SUMIBORON CBN Insert
Indexable Insert
80° Diamond
L28 , L29
Standard Edge Specification Details
C
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.
T01225 S01225 S01725 S01225
S01225 S01225 S01225 S01215 T01215 T01215 T01215
T01215
-
Pos.
: 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
Recommended Application
Inscribed Circle .5000 Hole Dia.
.2031
Dimensions (inch)
Thickness
.1875
L
C5 to C10 Applicable Internal Holders
E12 to E14
Applicable External Holders
Uncoated CBN
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.
NUCNMA430.5 NU-CNMA120402 NUCNMA431 NU-CNMA120404 NUCNMA432 NU-CNMA120408 NUCNMA433 NU-CNMA120412 T-NUCNMA431 T-NU-CNMA120404 T-NUCNMA432 T-NU-CNMA120408 T-NUCNMA433 T-NU-CNMA120412 NUCNGA431 NU-CNGA120404 NUCNGA432 NU-CNGA120408 NUCNGA433 NU-CNGA120412 NSCNMA431 NS-CNMA120404 NSCNMA432 NS-CNMA120408 NSCNMA433 NS-CNMA120412
Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q « Q « Q «
D
.0078 .0984
.0156 .0984 F D D D D D .0313 .0945 D D D D D D
««« F
1 1
«««
.0469 .0906 D D D D D D F ««« D
Standard
«« « « «« « « «« « «
.0156 .0984 .0313 .0945 .0469 .0906 .0156 .0984 .0313 .0945 .0469 .0906 .0156 .0984 .0313 .0945 .0469 .0906
10 1
Standard
1 1
C
D QQQQQQQQQQQQ D QQQQQQQQQQQQ F QQQQQQQQQQQQ
Standard
1 1
*Depth of cut for single-use types is 0.0197 inch or less.
D
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.
R
2NUCNGA431 2NU-CNGA120404 2NUCNGA432 2NU-CNGA120408 2NUCNGA433 2NU-CNGA120412 T-2NUCNGA431 T-2NU-CNGA120404 T-2NUCNGA432 T-2NU-CNGA120408 T-2NUCNGA433 T-2NU-CNGA120412 2NUCNGA431W 2NU-CNGA120404W 2NUCNGA432W 2NU-CNGA120408W 2NUCNGA431WG 2NU-CNGA120404WG 2NUCNGA432WG 2NU-CNGA120408WG 2NUCNGA433WG 2NU-CNGA120412WG 2NUCNGA431WH 2NU-CNGA120404WH 2NUCNGA432WH 2NU-CNGA120408WH 2NUCNGA433WH 2NU-CNGA120412WH
D Q D Q D Q
.0156 .0984 D D D D D D D «
D D D D D D « D D D D D D «
1 2
.0313 .0945 .0469 .0906 .0156 .0984 .0313 .0945 .0469 .0906
Standard
Q Q Q Q Q
«
S
« « ««
10 2
«
F
.0156 .0945
D
F
T
.0313 .0906
S01215
1 2
Wiper Insert
D Q D Q
D D
.0156 .0945 .0313 .0945 .0469 .0906 .0156 .0945 .0313 .0906 .0469 .0866
S01215
1 2
Q
«
V
D Q D Q
D D
S01215
1 2
Wiper Insert
Q
«
W
*Depth of cut for single-use types is 0.0197 inch or less.
CBN Application Range Map
(A) Uncoated CBN
(B) Coated CBN
300
300
BNC100
BN1000
BNC160
BNC2010
200
200
BNC200
BN2000
BNX25
BNC2020
BNX20
( m/min ) v c
( m/min ) v c
120 100
100
BN350
BNC300
0
0
Continuous
Interrupted
Heavy Interrupted
Continuous
Interrupted
Heavy Interrupted
L30
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