CBN - SUMIBORON Insert Identification
Regrindable Type
CNMA120408 ( - ) B CNMA 432
ANSI Part Number ISO Part Number
(1)
(2)
L
(1) ANSI / ISO Symbol (Classification) B2 , B3
(2) Additional Information Refer to Table 1
Table 1 (2) Additional Information Symbol Old Symbol Code Description (-)B (-) B Full-top CBN -BSTN -BSN Full-top CBN (Sharper Edge Type)
Single-use Type (Disposable)
2NU - CNGA120408LT 2NU - CNGA 432 LT
ANSI Part Number ISO Part Number
(2) (1)
(3)
(4)
(1) No. of Cutting Edges Refer to Table 2
(2) Type Symbol Refer to Table 3
(3) ANSI / ISO Symbol (Classification) B2 , B3
(4) Additional Information Refer to Table 4
(Table 2) (1) No. of Cutting Edges Symbol Cutting Edges Type (None) Cutting Edges: 1 1-cornered type 2 Cutting Edges: 2 Multi-Corner Type 3 Cutting Edges: 3 4 Cutting Edges: 4 6 Cutting Edges: 6 (Table 3) (2) Type Symbol Symbol Type Grade NC Coated CBN BNC2010, 2020, BNC100, 160, BNC200, 300, 500
Table 4 (4) Additional Information
L28
Code Description CBN Coated CBN
Old Symbol
Symbol
No
No
Standard Cutting Edge
LF LE LT
F
Sharp edge type
S
Sharper Edge Type
General-purpose Type for Continuous Cutting
Sharper Edge Type High Efficiency Type
M
LS
ES HT HS
Q
Q
BNX10, 20 BN1000, 2000, BN350, 500, 700, BN7000, 7115, 7500
T
Strong Edge Type
Non-Coated CBN
NU
WG WH W
W
CBN Binderless NCB100
Wiper Insert Type
Non-Coated CBN Series
NS
BNX25
N-FV N-LV N-SV
N-SV
Chipbreaker Type
*The NS type is a single-use insert for the BNX25 grade, using the latest brazing technique. The shape is the same as the NU type. *C at. numbers that begin with a "T-" are 10pcs pack
L24
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