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EAN / GTIN:
Manufacturer number:
Cat. Nr.:
Shrink-fit chuck vibration-damped, with cooling channel bores, SK 40 A = 120, Clamping range ⌀ D1: 6mm
Article no.: 349939
Catalog no.: 302207
Article code:
- Arbor standard: ISO 7388-1
- Shape: ADB
- Cooling channel bore: lockable
- Through-coolant: yes
- Balance quality G at rotational speed: G 2.5 at 25,000 rpm
Product details
Technical Data
| Clamping ⌀ D1 | 6 mm | |
| Adapter | SK 40 A = 120 | |
| Arbor standard | ISO 7388-1 | |
| Shape | ADB | |
| Cooling channel bore | lockable | |
| Through-coolant | yes | |
| Balance quality G at rotational speed | G 2.5 at 25,000 rpm | |
| Concentricity | ≤ 3 µm | |
| Machining strategy | HPC; HPC | |
| Vibration | damped | |
| Overhang dimension A | 120 mm | |
| External ⌀ D | 27 mm | |
| ⌀ D2 | 21 mm | |
| ⌀ D3 | 50 mm | |
| L2 | 60.9 mm | |
| Type of product | Shrink-fit chuck |
Identification & Classification
| Article number | 349939 | |
| Catalog number | 302207 | |
| EAN / GTIN | 4062406787110 | |
| Manufacturer number | 302207 6 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- High-temperature steel.
- Integrated length adjustment of the tools.
- For HSS and solid carbide tools.
- Shanks hard turned (smooth cutting action!).
- With RFID / Balluffchip bore.
- With coolant channel bores and threads that can be sealed.
- With tapped holes on each side for balancing screws.
- Reinforced version/contour.
- Polished surface.
- Specially mounted carbide core in the shrink-fit chuck body.
Advantage:
- Vibration-damping.
- Better workpiece surface finish.
- Optimised tool life.
- Increased process reliability.
- Lower corrosion tendency due to polished surface.
Application:
For clamping tools with plain shank (h6 shank tolerance). Suitable for inductive, contact and hot air shrink-fit units.