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Indexable insert for turning CNMM 120408, for coarse machining

Article no.: 2158725 Catalog no.: 250452
Price per 1 Piece
Net price: CHF 11.95

Scale prices:

  • from 1 Piece
    CHF 12.92 / 1 Piece
  • from 10 pieces
    CHF 10.81 / 1 Piece
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In stock
40 pieces in stock
Packaging units:  1 Carton: 10 pieces

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Product details

Technical Data

Base form rhombic
Thickness of insert S 4.76 mm
Insert version neutral
Length of cutting edge l 12 mm
Height of cutting edge 4.76 mm
Diameter of insert d 12.7 mm
Corner radius R 0.8 mm
Corner angle 80 degrees
Rake angle 6 degrees
Normal clearance angle (main cutting edge) 0 degrees
Normal clearance angle (auxiliary cutting edge) 0 degrees
Normal clearance angle (flat cutting edge) 0 degrees
ISO-Code CNMM 120408
Attachment hole diameter 5.16 mm
Type of chip breaker SR
Cutting depth, recommended working area, min. 2 mm
Cutting depth, recommended working area, max. ap max 10 mm
Cutting depth ap, min. 0.55 mm
Cutting depth ap, max. 4.25 mm
Cutting speed, main application, min. 140 m/min
Cutting speed, main application, max. 300 m/min
Min. feed rate fz 0.4 mm/rev.
Max. feed rate fz 1.2 mm/rev.
Tool material Carbide
Machining group, manufacturer-specific P23
Machining group P (steel)
Coating TiCN
Insert thickness T 4.76 mm
Insert designation CNMM120408
Type of product cutter insert
With ISO code yes
Number of teeth 4 pcs.
Direction of action neutral
Suitable for material steel (P)
Tolerance Class M
Finishing / roughing assignment roughing
Type of fastening hole
Chip breaker yes
Cutter version rounded (E)
Cutting conditions interrupted
Number of potential uses 4 pcs.
Weight 10 g

Packaging units

1 Carton 10 pieces

Identification & Classification

Article number 2158725
Catalog number 250452
EAN / GTIN 4069515016520
Manufacturer number 250452 HB7020-2
Article class 21G
Manufacturer/responsible person Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Steel < 500 N/mm²
P
Steel < 750 N/mm²
P
Steel < 900 N/mm²
P
Steel < 1100 N/mm²
P
Steel < 1400 N/mm²
P
continuous
 
wet maximum
 

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