SUMIBORON CBN Insert T
Indexable Insert
Triangular
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.
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
TN ¢¢ 33 Uncoated
Recommended Application
Inscribed Circle .3750 Hole Dia.
.1500
Dimensions (inch)
Thickness
.1875
L
C20 to C26
E23 to E25
Applicable External Holders
Applicable Internal 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.
NUTNMA330 NU-TNMA160401 NUTNMA330.5 NU-TNMA160402 NUTNMA331 NU-TNMA160404 NUTNMA332 NU-TNMA160408 NUTNMA333 NU-TNMA160412 T-NUTNMA331 T-NU-TNMA160404 T-NUTNMA332 T-NU-TNMA160408
Q Q Q Q Q Q Q Q Q Q Q Q Q Q
« «
.0039 .0984 .0078 .0945
F D D D D D D D D D F D D D
««« ««« «««
1 1
.0156 .0906
.0313 .0787 .0469 .0787 .0156 .0906 .0313 .0787
«« « « «« « «
Standard
10 1
NSTNMA331 NSTNMA332
NS-TNMA160404 NS-TNMA160408
D QQQQQQQQQQQQ D QQQQQQQQQQQQ
.0156 .0906 .0313 .0787
C
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
3NUTNGA331 3NU-TNGA160404 3NUTNGA332 3NU-TNGA160408 3NUTNGA333 3NU-TNGA160412 3NSTNGA331 3NS-TNGA160404 3NSTNGA332 3NS-TNGA160408 T-3NUTNGA331 T-3NU-TNGA160404 T-3NUTNGA332 T-3NU-TNGA160408 T-3NUTNGA333 T-3NU-TNGA160412
D Q D Q
« « D D D D «
.0156 .0906 .0313 .0787 .0469 .0787 .0156 .0906 .0313 .0787
D D D D D «
« «
1 3
« F D Q
D D D D
« QQQQQQQQQQQQ « QQQQQQQQQQQQ
S
Standard
1 3
«« « Q Q
«
.0156 .0906 .0313 .0787 .0469 .0787
Q Q Q Q
« « ««
10 3
T
«
*Depth of cut for single-use types is 0.0197 inch or less.
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
( m/min ) v c
( m/min ) v c
120 100
100
BN350
BNC300
0
0
Continuous
Interrupted
Heavy Interrupted
Continuous
Interrupted
Heavy Interrupted
L68
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