SUMIBORON CBN Insert T
Indexable Insert
Triangular
: 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
TPGA32 Uncoated
Recommended Application
Inscribed Circle .3750 Hole Dia.
.1732
Dimensions (inch)
Thickness
.1250
L
E48, E52
Applicable Internal Holders
Uncoated CBN
Single-Use / 11° Positive (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.
NUTPGA320.5 NU-TPGW160302
D
.0078 .0945
NUTPGA321 NUTPGA322
NU-TPGW160304 NU-TPGW160308
D D D D
.0156 .0906
Standard
1 1
D D D D
.0313 .0787
*Depth of cut for single-use types is 0.0197 inch or less.
K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components
TPGA33 Uncoated
Recommended Application
C
Inscribed Circle .3750 Hole Dia.
.1732
Dimensions (inch)
Thickness
.1875
E46, E48, E51 to E52
Applicable Internal Holders
Uncoated CBN
Single-Use / 11° Positive (With Hole)
D
Effective Cutting Edge Length LE
Nose Radius RE
No. of Cutting Edges
Pcs/ Pack
Cutting Edge Specification
Shape
Sumitomo Cat. No.
ISO Cat. No.
NUTPGA331 NUTPGA332
NU-TPGW160404 NU-TPGW160408
Q Q
.0156 .0984 D D D D D D
« D « « D «
R
.0313 .0866 D D D D D D
1 1
NSTPGA331 NSTPGA332
NS-TPGW160404 NS-TPGW160408
« QQQQQQQQQQQQ « QQQQQQQQQQQQ
.0156 .0984
S
1 1
Standard
.0313 .0906
T-NUTPGA331 T-NU-TPGW160404 T-NUTPGA332 T-NU-TPGW160408
Q Q
«« « «
.0156 .0984
T
«« «
10 1
.0313 .0866
*Depth of cut for single-use types is 0.0197 inch or less.
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
BNC500
200
BN7000
1,000
300
BN7500
( m/min ) v c
( m/min ) v c
( m/min ) v c
( m/min ) v c
BN7500
( m/min ) v c
BNS800
BN7000
NCB100
100
100
100
BN7000
200
500
BN500
BN7000
0
0.05 0.10 0.15 0.20 Feed Rate f (mm/rev)
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 0.3 0.5
0 1.0 2.0 3.0 4.0
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
p (mm)
Depth of Cut a
Depth of Cut a
p (mm)
L85
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