SUMIBORON CBN Insert
Indexable Insert
Triangular
L28 , L29
Standard Edge Specification Details
T
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
TCGA32.5 Uncoated
Recommended Application
Inscribed Circle .3750 Hole Dia.
.1732
Dimensions (inch)
Thickness
.1563
L
C39, C40 , D27
E47
Applicable External Holders
Applicable Internal Holders
Uncoated CBN
7° positibe(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.
3NUTCGA32.52 3NU-TCGW16T308
Q
D
.0313
Standard
1 3
K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components
TCGA32.5 Coated
Recommended Application
Inscribed Circle .3750 Hole Dia.
.1732
Dimensions (inch)
C
Thickness
.1563
C39, C40 , D27
E47
Applicable External Holders
Applicable Internal Holders
Coated CBN
7° positibe(with hole)
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
D
Pcs/ Pack
Cutting Edge Specification
Shape
Sumitomo Cat. No.
ISO Cat. No.
3NCTCGA32.52 3NC-TCGW16T308
D
.0313 .0787
R
Standard
1 3
S
T
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
L76
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