SUMIBORON CBN Insert D 55° Diamond DNG ¢ 43 Coated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875
Indexable Insert
: 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
Recommended Application
.2031
L
C10 to C12
E15 to E19
Applicable External Holders
Applicable Internal Holders
Coated 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.
2NCDNGA431 2NCDNGA432 2NCDNGA433 2NCDNGA434 * 2NCDNGA435 * 2NCDNGA436 *
2NC-DNGA150404 2NC-DNGA150408 2NC-DNGA150412 2NC-DNGA150416 * 2NC-DNGA150420 * 2NC-DNGA150424 *
.0156 .0984
D D D D D D F F D
.0313 .0827
.0469 .0787
D D D D D F D
Standard
1 2
.0625 .1339
F F F
.0787 .1181
.0938 .1063
2NCDNGA431W 2NC-DNGA150404W 2NCDNGA432W 2NC-DNGA150408W
.0156 .0906
D D
C
1 2
.0313 .0787
S01215
D D
Wiper Insert
4NCDNGA431 4NCDNGA432 4NCDNGA433 4NCDNGA434 * 4NCDNGA435 * 4NCDNGA436 *
4NC-DNGA150404 4NC-DNGA150408 4NC-DNGA150412 4NC-DNGA150416 * 4NC-DNGA150420 * 4NC-DNGA150424 *
.0156 .0984
D D D D D F F D
D
.0313 .0827
D D D D D F F D D
.0469 .0787
D D D D F D
Standard
1 4
.0625 .1339
F F F
R
.0787 .1181
.0938 .1063
4NCDNGA431WG ** 4NC-DNGA150404WG ** 4NCDNGA432WG ** 4NC-DNGA150408WG **
.0156 .0906
D D F D D D D F F
S
.0313 .0787
S01215
1 4
Wiper Insert
4NCDNGA431WH ** 4NC-DNGA150404WH ** 4NCDNGA432WH ** 4NC-DNGA150408WH **
.0156 .0827
D D F D D D F D
.0313 .0709
S01215
1 4
T
Wiper Insert
4NCDNGG431FV 4NC-DNGG150404N-FV 4NCDNGG432FV 4NC-DNGG150408N-FV 4NCDNGG433FV 4NC-DNGG150412N-FV 4NCDNGG431LV 4NC-DNGG150404N-LV 4NCDNGG432LV 4NC-DNGG150408N-LV 4NCDNGG433LV 4NC-DNGG150412N-LV
.0156 .0984
D F D
Honing
1 4
.0313 .0827
D
D
V
.0469 .0787
F
Break Master
.0156 .0984
D D D F D D D D F D
S00535
1 4
.0313 .0827
W
.0469 .0787 F * For use with the CBN holders for high-efficiency machining shown on page L111 and L112. ** Use a holder with a cutting edge angle of 93°. Break Master
CBN Application Range Map
(C) Gray Cast Iron
(D) Ductile Cast Iron
(E) General Powdered Metal (F) High-density Powdered Metal
(G) Titanium Alloy
2,000
500
300
300
300
1,500
400
200
200
200
BNC500
BN7000
1,000
300
BN7500
BN7500
NCB100
BNS800
BN7000
100
100
100
( m/min ) v c
200
500
BN7000
BN500
( m/min ) v c
BN7000
( m/min ) v c
( m/min ) v c
( m/min ) v c
0
0.05 0.10 0.15 0.20 Feed Rate f (mm/rev)
0 0.1 0.3 0.5
0 1.0 2.0 3.0 4.0
Depth of Cut a p ( mm ) Feed Rate f ( mm / rev )
Depth of Cut a p ( mm ) Feed Rate f ( mm / rev )
0 0.1
0.15 0.05 0.1 0.2 0.25 0.3 0.2 0.3 0.4 0.5
0 0.1
0.05 0.1 0.15 0.2 0.25 0.3 0.2 0.3 0.4 0.5
Depth of Cut a p (mm)
Depth of Cut a p (mm)
L51
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