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Shrink-fit chucks 4.5° with retainer function, SK 50 A = 80, Clamping ⌀ D1: 12mm
Article no.: 302314 12
Article code:
- Arbor standard: ISO 7388-1
- Shape: ADB
- Balance quality G at rotational speed: G 2.5 at 25,000 rpm
- Concentricity: ≤ 3
- Machining strategy: HSC; HPC
Product details
Technical Data
| Clamping ⌀ D1 | 12 mm | |
| Adapter | SK 50 A = 80 | |
| Arbor standard | ISO 7388-1 | |
| Shape | ADB | |
| Balance quality G at rotational speed | G 2.5 at 25,000 rpm | |
| Concentricity | ≤ 3 µm | |
| Machining strategy | HSC; HPC | |
| Overhang dimension A | 80 mm | |
| External ⌀ D | 42 mm | |
| ⌀ D2 | 33 mm | |
| suitable tool grinding 129100 | 12 | |
| Type of product | Shrink-fit chuck |
Identification & Classification
| Article number | 302314 12 | |
| EAN / GTIN | 4045197883926 | |
| Manufacturer number | 302314 12 | |
| Manufacturer | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- High-temperature steel.
- Integral tool length adjustment, adjustment 5 mm.
- For carbide tools.
- All shanks hard turned (for a smooth cutting action!)
- With Balluffchip bore.
- Strengthened version.
Advantage:
Positive connection between the shrink-fit chuck and tool
- prevents the tool being pulled out accidentally - high safety!
- prevents jerky radial movement.
- lower tendency to vibrate, i.e. longer tool life and better surface finishes.
- Higher clamping forces than with standard shrink-fit chucks.
Application:
For clamping tools with parallel shank to h6 tolerance. Protection against withdrawal: The tool must have a defined clamping flat. Suitable for inductive, contact and hot-air shrink units.
Optional extras:
Pull studs (PS) No. 308600 – 308800, wrench for pull studs No. 308820 – 308835, shrink-fit units, accessories No. 354210 – 354450, balancing screws set No. 309906 size 180.
Note:
The milling cutter must be sharpened with a defined form. This form can be ordered for a new tool or an existing tool. Number for sharpening form: 129100 + suitable size. You can even create the form yourself, the data is available at: http://ho7.eu/anschliff.