SUMIBORON CBN Insert W Trigon
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
WNMA43 Uncoated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875
Recommended Application
.2031
L
C32 , C33
E28 , E29
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.
NUWNMA431 NUWNMA432 NUWNMA433
NU-WNMA080404 NU-WNMA080408 NU-WNMA080412
.0156 .1299 D D F D
.0313 .1102 D D F D
Standard
1 1
.0469 .0787
F
*Use NS (NS-WNMA) for BNX25. *Depth of cut for single-use types is 0.0197 inch or less.
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.
C
3NUWNGA432 3NUWNGA433
3NU-WNGA080408 3NU-WNGA080412
.0313 .0787 D D D D
Standard
1 3
.0469 .0787
D D D
D
R
S
T
V
W
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)
L103
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