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Hydraulic chuck short, heavy, Form ADB, SK 40, Clamping range ⌀ D1: 20mm
Article no.: 302005 20
Article code:
Product details
Technical Data
| Through-coolant | yes, with max. 80 bar | |
| Entry of cooling lubricant | with cooling lubricant entry, decentrally via collar and axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, axially concentric | |
| Interface position | on the machine; on the workpiece | |
| Holder type | ISO taper; plain shank | |
| Interface coding | SKG04001795; ZYL02000115 | |
| Holder shape | with central and decentralised cooling lubricant transfer; plain shank | |
| Holder version | dimensionless nominal size with cooling; metric | |
| Holder size, metric | 20 mm | |
| Holder size, no dimensions | 40 | |
| Type of mounting | spigot; hole (internal mounting) | |
| Shank diameter DS | 20 mm | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Hydrodehn-Spannfutter kurz, schwer, Form ADB | |
| EX area | no | |
| Interface on machine side | SK 40 | |
| Min. clamping diameter D1 | 20 mm | |
| Max. clamping diameter D1 | 20 mm | |
| Gauge length A | 64.5 mm | |
| External diameter, on the tool side D | 49.5 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 6.3 at 20,000 rpm | |
| Machining strategy | HSC | |
| Format | Heavy Duty; short | |
| Including length adjustment screw | yes | |
| Adjustment travel V | 10 mm | |
| With cooling channel bore | yes | |
| Max. coolant pressure | 80 bar | |
| Usable length LN | 45.1 mm | |
| Interface | joint 1; joint 2 | |
| Type of product | hydraulic chuck | |
| Overall length L | 132.9 mm | |
| Standard | ISO 7388-1 | |
| Shape | ADB | |
| With hole for RFID data carrier | yes | |
| Through-coolant available | yes | |
| Surface treatment | polished | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 302005 20 | |
| EAN / GTIN | 4045197146069 | |
| Manufacturer number | 302005 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.
Optional extras:
Pull studs (PS) No. 308600 − 308806, PS wrenches No. 308810 – 308830, size 12; 20; 32: Reducing adapter No. 302135 − 302187.
Note:
V = Maximum adjustment range!
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.