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Manufacturer number:
Cat. No.:
Milling insert for internal threads 60°, HB7735, Pitch: 1mm
Article no.: 451874
Catalog no.: 218061
Article code:
Product details
Technical Data
| Wet minimum | suitable | |
| Wet maximum | suitable | |
| Dry machining | suitable only under restricted conditions | |
| Oil | suitable only under restricted conditions | |
| Air | suitable only under restricted conditions | |
| Cooling lubricant | yes | |
| Insert version | neutral | |
| Thread type | M; M-LH; MF; MF-LH | |
| Point angle | 60 degrees | |
| Thread profile | full profile V | |
| Thread pitch | 1 mm; 1 mm; 1 mm | |
| Insert size L | 25 mm | |
| Feed rate per tooth min. fz | 0.15 mm | |
| Feed rate per tooth max. fz | 0.15 mm | |
| Tool material | Carbide | |
| Machining group | K (cast iron); M (stainless steel); P (steel) | |
| Cutting media, manufacturer’s designation | VTX | |
| Coating | TiAlN | |
| Grade | HB7735 | |
| Type of product | cutter insert | |
| Number of teeth | 24 pcs. | |
| Direction of action | neutral | |
| Suitable for material | cast iron (K); stainless steel (M); steel (P) | |
| Machining method | spiral milling (thread milling) (FSC) | |
| Number of potential uses | 2 pcs. | |
| Content | single part | |
| Correction factor fz | 2.5 |
Packaging units
| 1 Carton | 2 pieces |
Identification & Classification
| Article number | 451874 | |
| Catalog number | 218061 | |
| EAN / GTIN | 4045197412096 | |
| Manufacturer number | 218061 1 | |
| Article class | 21D | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
120
P
110
P
100
P
80
P
60
H
25
H
20
M
80
M
70
K
70
N
120
Description
Version:
Sturdy milling inserts for high feed rates and high productivity.
Double-edged.
Double-edged.
Application:
For metric internal threads 60° to DIN / ISO R 262 (DIN 13) tolerance class 6g.
Note:
Always fit the thread milling inserts with the marks matching, otherwise the thread will be distorted! (Sides have either a mark or no mark).
Feed fz = HB 7720 in steel < 750 N/mm2 = 0.25 mm / tooth.
Feed fz = HB 7735 in INOX > 900 N/mm2 = 0.15 mm / tooth.
Feed fz = HB 7720 in steel < 750 N/mm2 = 0.25 mm / tooth.
Feed fz = HB 7735 in INOX > 900 N/mm2 = 0.15 mm / tooth.