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Hydraulic chuck short, slim, Form ADB, SK 40, Clamping range ⌀ D1: 20mm
Article no.: 302085 20
Article code:
Product details
Technical Data
| Through-coolant | yes, with max. 80 bar | |
| Cooling lubricant | yes | |
| Holder type | iSO taper | |
| Interface coding | SKG04001795 | |
| Holder shape | steep taper DIN ISO 7388-1 | |
| Holder version | dimensionless nominal size without cooling | |
| Holder size, no dimensions | 40 | |
| Type of mounting | hole (internal mounting) | |
| Shank length | 91 mm | |
| ESD protected area (EPA) | no | |
| EX area | no | |
| Interface on machine side | SK 40 | |
| Min. clamping diameter | 20 mm | |
| Max. clamping diameter | 20 mm | |
| Gauge length | 110 mm | |
| External diameter, tool-end | 42 mm | |
| Body length (tool side) | 34 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 2.5 at 20,000 rpm | |
| Machining strategy | HSC | |
| Format | long; slim | |
| Incl. length adjustment screw | yes | |
| Adjustment travel | 10 mm | |
| Thread | M16×1 | |
| Maximum coolant pressure | 80 bar | |
| Interface | joint 1; joint 2 | |
| Type of product | hydraulic chuck | |
| Overall length | 178.4 mm | |
| Overall height | 49.5 mm | |
| Overall width | 49.5 mm | |
| Standard | ISO 7388-1 | |
| Shape | ADB | |
| With thread | yes | |
| With hole for RFID data carrier | yes | |
| Through-coolant available | yes | |
| Material | heat-treatable steel | |
| Weight | 1.3 kg | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 302085 20 | |
| EAN / GTIN | 4045197146199 | |
| Manufacturer number | 302085 20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- Radial run-out ≤ 3 µm.
- With RFID / Balluffchip bore.
- Axial length adjustment possible, 10 mm adjustment track.
- Flexible due to use of reducing sleeves.
- Coolant pressure up to 80 bar.
Application:
For drilling, reaming and finish milling.
Supplied with:
Hexagon socket drive with T-handle.
Optional extras:
Pull studs (PS) No. 308600 − 308806, PS wrenches No. 308810 – 308830, size 12; 20; 32: Reducing adapter No. 302135 − 302187.
Warning:
Intended use
Reasonably foreseeable misuse
- HD chuck for clamping rotationally symmetrical tools.
- For work in industrial environments.
- Observe minimum clamping depth.
- If using custom designs, observe the specifications in the applicable drawings.
Reasonably foreseeable misuse
- Do not use in explosion hazard areas.
- Not for use in areas where high concentrations of dust, flammable gases, vapours or solvents are present.
- Do not combine extensions.
- Not to be used for workpiece clamping.
- Do not heat with a shrink-fit unit.