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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Milling insert for internal and external threads 55°, HB7720, Threads per inch: 14
Article no.: 451889
Catalog no.: 218080
Article code:
Product details
Technical Data
| Wide insert | 1.66 mm | |
| Thickness of the insert | 25 mm | |
| Length of cutting insert | 1.66 mm | |
| Insert version | neutral | |
| ISO-Code | HOG-YHOT25XN15 | |
| Insert size | 25 mm | |
| Tool material | Carbide | |
| Machining group | M (stainless steel); P (steel) | |
| Cutting media, manufacturer’s designation | VBX | |
| Coating | TiAlN | |
| Grade | HB7720 | |
| Interface coding for insert | 218080 14 | |
| Insert designation | HOG-YHOT25XN15 | |
| Type of product | cutter insert | |
| With ISO code | yes | |
| Number of teeth | 2 pcs. | |
| Direction of action | neutral | |
| Suitable for material | stainless steel (M); steel (P) | |
| Tolerance Class | A | |
| Machining method | thread processing internal / external (EGE) | |
| Finishing / roughing assignment | roughing | |
| Chip breaker | no | |
| Weight | 8 g | |
| Correction factor | 2.5 |
Identification & Classification
| Article number | 451889 | |
| Catalog number | 218080 | |
| EAN / GTIN | 4045197412744 | |
| Manufacturer number | 218080 14 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
140
N
120
N
80
P
120
P
110
P
100
P
80
P
60
M
80
M
70
S
40
K
70
N
120
N
120
Description
Version:
Sturdy milling inserts for high feed rates and high productivity.
Double-edged.
Double-edged.
Application:
For internal and external threads 55° to standard BS 84: 1956, DIN 259, ISO 228/1: 1982. Tolerance class Medium Class A.
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.