SUMIBORON CBN Insert
Indexable Insert
S Square SNG42 Uncoated Dimensions (inch) Thickness .1250
: 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
Q
Inscribed Circle .5000 Hole Dia.
L
Uncoated CBN
Solid / Negative (Without 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.
SNG422 SNG423 SNG424
SNGN120308 SNGN120312 SNGN120316
.0313 .5000
.0469 .5000
Standard
1 Solid
D
.0625 .5000
: 1st Recommended : 2nd Recommended
: 1st Recommended : 2nd Recommended
: 1st Recommended : 2nd Recommended
(Legend) Continuous Cutting
General Cutting
Interrupted Cutting
C
K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components
SNG ¢ 43 Uncoated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875
Recommended Application
Q
D
Uncoated CBN
C48 to C51
Applicable External Holders
Negative (Without Hole)
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
R
Pcs/ Pack
Cutting Edge Specification
Shape
Sumitomo Cat. No.
ISO Cat. No.
SNG432 SNG433
SNGN120408 SNGN120412
.0313 .1890
D
Standard
1 1
S
.0469 .1890
C48 to C51
Applicable External Holders
Solid / Negative (Dimple Lock)
T
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
Pcs/ Pack
Cutting Edge Specification
Shape
Sumitomo Cat. No.
ISO Cat. No.
SNGX433 SNGX434
SNGX120412 SNGX120416
.0469 .5000
V
Standard
1 Solid
.0625 .5000
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)
L65
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