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Slim hydraulic chuck, BT 40 A = 120, Clamping range ⌀ D1: 3mm
Article no.: 303465 3
Article code:
Product details
Technical Data
| Through-coolant | yes | |
| Entry of cooling lubricant | with cooling lubricant entry, radially before holder | |
| Escape of cooling lubricant | with cooling lubricant exit, axially concentric | |
| Cooling lubricant | yes | |
| Holder type | iSO taper | |
| Holder shape | steep taper DIN ISO 7388-1 | |
| Holder version | dimensionless nominal size with cooling | |
| Holder size, no dimensions | 0400 | |
| Type of mounting | spigot | |
| Shank length | 93 mm | |
| Interface on machine side | BT 40 | |
| With flat surface contact | yes | |
| Min. clamping diameter | 3 mm | |
| Max. clamping diameter | 3 mm | |
| Gauge length | 120 mm | |
| Body length on machine side | 93 mm | |
| External diameter, tool-end | 49.5 mm | |
| Body length (tool side) | 70.5 mm | |
| Min. tool clamping length | 28 mm | |
| Max. tool clamping length | 28 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 2.5 at 25,000 rpm | |
| Machining strategy | HPC; HSC | |
| Format | slim | |
| Vibration damping | yes | |
| Tool pull-out protection | no | |
| Pendular compensation | no | |
| With cooling channel bore | yes | |
| Interface | joint 1; joint 2 | |
| Type of product | hydraulic chuck | |
| Overall length | 185.4 mm | |
| Overall height | 49.5 mm | |
| Overall width | 49.5 mm | |
| Standard | ISO 7388-2; JIS B6339 | |
| Shape | AD | |
| Through-coolant available | yes | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 303465 3 | |
| EAN / GTIN | 4045197762306 | |
| Manufacturer number | 303465 3 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- Extremely slim design (3° contour).
- Ideal damping characteristics.
- Axial length adjustment facility.
- Shanks hard turned.
Application:
- Especially for tool and mould making.
- Wherever reduced interference contours are required.
- For drilling, reaming and milling.
- For clamping tools with shank tolerance h6.