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
DCG ¢ 21.5 Coated Dimensions (inch) Inscribed Circle .2500 Hole Dia. Thickness .0937
Recommended Application
.1102
L
C35 , D11 , D20 , D24 , D25 , D29, D30
E38 to E41
Applicable External Holders
Applicable Internal Holders
Coated CBN
Multi-Cornered One-Use / 7° Positive (With Hole)
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
Cutting Edge Specification
Pcs/ Pack
Shape
Sumitomo Cat. No.
ISO Cat. No.
2NCDCGA21.50.5 2NC-DCGW070202
.0078 .1024
D
D
2NCDCGA21.51 2NCDCGA21.52
2NC-DCGW070204 2NC-DCGW070208
Standard
1 2
.0156 .0984
D D F F D
.0313 .0827
D D
2NCDCGA21.50.5WG ** 2NC-DCGW070202WG 2NCDCGA21.51WG ** 2NC-DCGW070204WG 2NCDCGA21.52WG ** 2NC-DCGW070208WG 2NCDCGT21.50.5FV 2NC-DCGT070202N-FV 2NCDCGT21.51FV 2NC-DCGT070204N-FV 2NCDCGT21.52FV 2NC-DCGT070208N-FV 2NCDCGA21.50.5LT 2NC-DCGW070202LT 2NCDCGA21.51LT 2NC-DCGW070204LT
.0078 .0984
D D
.0156 .0945
Standard
1 2
D D D D
.0313 .0787
D D D D
D
Wiper Insert
.0078 .0945
D D F D
C
1 2
.0156 .0945
Honing
D D F D
.0313 .0787
D D
F
Break Master
.0078 .1024
D
D
T00515
1 2
.0156 .0984
D
Sharper Edge
2NCDCGA21.50.5LS 2NC-DCGW070202LS 2NCDCGA21.51LS 2NC-DCGW070204LS
.0078 .1024
BNC100 S01715 BNC160 S01020 BNC200 S01015 BNC300 S00515
R
.0156 .0984
1 2
F
Sharper Edge
** Use a holder with a cutting edge angle of 93°
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
120 100
100
BN350
( m/min ) v c
( m/min ) v c
BNC300
0
0
L56
Continuous
Interrupted
Heavy Interrupted
Continuous
Interrupted
Heavy Interrupted
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