SUMIBORON CBN Insert
Indexable Insert
T 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
TPG ¢ 22 Uncoated Dimensions (inch) Inscribed Circle .2500 Hole Dia. Thickness .1250
Recommended Application
.1339
L
E46, E48, E50 to E52
Applicable Internal Holders
Uncoated CBN
Multi-Cornered 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.
3NUTPGA220.5 3NUTPGA221 3NUTPGA222 3NUTPGT221FV 3NUTPGT222FV 3NUTPGA220.5LF 3NUTPGA221LF 3NUTPGA222LF 3NUTPGA221LE
3NU-TPGW110302 3NU-TPGW110304 3NU-TPGW110308
.0078 .0945
D D
.0156 .0984
Standard
1 3
D D F
.0313 .0866
D D F
3NU-TPGT110304N-FV 3NU-TPGT110308N-FV
.0156 .0866
Honing
1 3
.0313 .0748
Break Master
3NU-TPGW110302LF 3NU-TPGW110304LF 3NU-TPGW110308LF 3NU-TPGW110304LE
.0078 .1024
F F F
C
Sharp Edge
.0156 .0984
1 3
.0313 .0866
Low Cutting Force
.0156 .0984
F
Honing
1 3
D
Low Cutting Force
3NU-TPGW110304LS
3NUTPGA221LS
.0156 .0984
D Fv
1
3
R
S00715
General-purpose for Continuous Cutting
*Use 3NS (3NSTPGA) for BNX25. *Depth of cut for single-use types is 0.0197 inch or less.
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
6561
1640
984
984
984
4921
1312
656
656
656
BNC500
BN7000
3280
984
BN7500
BN7500
BN7000
NCB100
BNS800
328
328
328
BN7000
656
1640
BN500
BN7000
0
Depth of Cut a p (inch) Feed Rate f ( inch/ rev )
Depth of Cut a p (inch) Feed Rate f ( inch/ rev )
.0059 .0039 .0020 .0079
0 .004 .012 .019
0 .04 .08 .12 .16
0 .0039 .0020 .0039 .0059 .0079 .0098 .0118 .0079 .0118 .0157 .0197
0 .0039 .0020 .0039 .0059 .0079 .0098 .0118 .0079 .0118 .0157 .0197
Feed Rate f (inch/rev)
Depth of Cut a p (inch)
Depth of Cut a p (inch)
L81
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