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Manufacturer number:
Cat. No.:
ER collet chuck, HSK-A 63 A = 130, for ER collet size: 25
Article no.: 647839
Catalog no.: 305437
Article code:
Product details
Technical Data
| Through-coolant | yes | |
| Entry of cooling lubricant | with cooling lubricant entry, axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, axially concentric | |
| Interface position | on the machine; on the workpiece | |
| Holder type, joint 1 | hollow shank taper HSK | |
| Holder type, joint 2 | collet taper | |
| Interface coding | HSK06300195; SZD02500295 | |
| Holder shape | flat surface contact, standard taper form A; collet taper adjustment angle 8° | |
| Holder version | metric with cooling lubricant holes; metric with cooling lubricant holes | |
| Holder size, metric | 63 mm; 25 mm | |
| Type of mounting | spigot; hole (internal mounting) | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | ER-Spannzangenfutter | |
| Interface on machine side | HSK-A 63 | |
| Min. clamping diameter D1 | 1 mm | |
| Max. clamping diameter D1 | 16 mm | |
| For collet type | ER collet | |
| Collet size | 25 | |
| Gauge length A | 130 mm | |
| External diameter, on the tool side D | 42 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 2.5 at 25,000 rpm | |
| Machining strategy | HSC | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 162 mm | |
| Standard | DIN 69882-6; DIN 69893; ISO 12164-1 | |
| Shape | A | |
| With hole for RFID data carrier | yes | |
| Through-coolant available | yes | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 647839 | |
| Catalog number | 305437 | |
| EAN / GTIN | 4045197870049 | |
| Manufacturer number | 305437 25 | |
| Article class | 31A | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
With Balluff/RFID chip bore.
- All shanks hard turned (for smooth running!).
- Through bored (without adjustment screw).
- HSK mating faces machined.
Application:
For clamping tools with plain shanks in ER collets to DIN 6499 − Form A and B.
Supplied with:
Coated High-Speed clamping nut.