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Indexable Inserts B

B1–B130

Negative / Positive / Ceramic

B

B

C Indexable Insert Identification ...........................................B2 Grade Comparison Chart (Coated Carbide) .........................B4 (Cermet, Carbide and Ceramic) ...B5 D (CBN and Polycrystalline Diamond) ...B6 Chipbreaker Comparison Table .........................................B7 Chipbreaker Selection Guide .............................................B8 R

Negative M Class Chipbreakers for Low Carbon and General Steel Turning FE Type / FB Type ................B14
Positive M Class Chipbreakers for Low CarbonS
and General Steel Turning FB Type and LB Type ..........B15
Chipbreaker for Hardened Steel Turning GH Type ........B16
Chipbreakers for Aluminum Alloy
and Non-Ferrous Metal Turning AX Type / AY Type.......B16T
Chipbreaker Series for Stainless Steel Turning
EF Type / EG Type / EM Type ............................................B17
Important Notes for Wiper Inserts ...................................B18V
Negative Inserts
C / 80`°` Diamond Type (With Hole) .................................B20
D / 55`°` Diamond (With Hole) ..........................................B31W
S / Square Type (With Hole) ......................................... B39
S / Square Type (Without Hole) .....................................B52C So
T / Triangular Type (With Hole) .................................... B54era lid
T / Triangular Type (Without Hole) ............................... B64mic CB
V / 35`°` Diamond Type (With Hole) ................................ B66N
W / Trigon Type (With Hole) .......................................... B69
Positive Inserts
C / 80`°` Diamond Type (With Hole) .................................B74
D / 55`°` Diamond (With Hole) ......................................... B85
R / Round Type (With Hole) .......................................... B92
S / Square Type (With Hole) ......................................... B94
S / Square Type (Without Hole) ...................................B100
T / Triangular Type (With Hole) ...................................B104
T / Triangular Type (Without Hole) ..............................B115
V / 35`°` Diamond Type (With Hole) ...............................B120
W / Trigon Type (With Hole) .........................................B126
Ceramic Negative Insert (With Hole/Without Hole) .....B128
Ceramic Positive Insert (Without Hole) .........................B129
Solid CBN ..........................................................................B130

The descriptions of turning inserts are given in order of negative type and positive type. C (80 Diamond Type) → D (55 Diamond Type) → R (Round Type) → ③ The descriptions of inserts with the same relief angle are given in order

  • Structure diagram of Inserts Section

(Shape Relief Angle) (Insert Hole) (Order of Descriptions)

Positive D (55 Diamond Type) With Hole By size (Small to Large)

Without Hole By size (Small to Large)

Note: The symbols used in the insert drawings conform to ISO 13399.

Handed Inserts Note: As a general rule, photos show right-handed inserts. In exceptional cases, photos with a caption saying "Photo: Left-handed

  • SUMIBORON and SUMIDIA are described only in the SUMIBORON section ( → L28onward), and the SUMIDIA section (→ M10 onward). Please give us the following information when ordering.

Insert Cat. No. Grade Quantity

See Chapter A for the recommended conditions and insert selection.

●● mark : Standard stocked item * mark: Semi-standard stock (Please confirm stock availability)

  • mark: To be replaced with the new item featured on the same page ○○ mark: Stock or planned stock (Please confirm stock availability)

Stock Indications and Symbols ▲

mark: To be replaced by new item No mark: Made-to-order item B1

(Please confirm stock availability) − mark: We cannot produce