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EAN / GTIN:
Manufacturer number:
Cat. No.:
ER collet chuck Form ADB, SK 50 A = 130, for ER collet size: 40
Article no.: 646456
Catalog no.: 300575
Article code:
Product details
Technical Data
| Through-coolant | yes | |
| Entry of cooling lubricant | with cooling lubricant entry, decentrally via collar and axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, axially concentric | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | ER-Spannzangenfutter | |
| Interface position | on the machine; on the workpiece | |
| Holder type | ISO taper; collet taper | |
| Interface coding | SKG05001795; SZD04000295 | |
| Holder shape | steep taper DIN ISO 7388-1; collet taper adjustment angle 8° | |
| Holder version | dimensionless nominal size with cooling; dimensionless nominal size with cooling | |
| Holder size, no dimensions | 50; 40 | |
| Type of mounting | spigot; hole (internal mounting) | |
| Interface on machine side | SK 50 | |
| Min. clamping diameter D1 | 3 mm | |
| Max. clamping diameter D1 | 26 mm | |
| For collet type | ER collet | |
| Collet size | 40 | |
| Gauge length A | 130 mm | |
| External diameter, on the tool side D | 63 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 2.5 at 25,000 rpm | |
| Machining strategy | HSC | |
| With cooling channel bore | yes | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 231.75 mm | |
| Standard | DIN 6499; ISO 7388-1 | |
| Shape | ADB | |
| With hole for RFID data carrier | yes | |
| Through-coolant available | yes | |
| Surface treatment | ground | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 646456 | |
| Catalog number | 300575 | |
| EAN / GTIN | 4045197830302 | |
| Manufacturer number | 300575 40 | |
| Article class | 31A | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
Taper ground internally and externally. With Balluff/RFID chip bore.
GARANT −
GARANT −
- Balancing quality G2.5 / 25,000 rpm
- All shanks hard turned (for smooth running!).
- GARANT precision clamping nut, fine balanced (G 2.5 / 25,000 rpm) and coated, giving high clamping force and low wear.
- Through bored.
Application:
For clamping tools with plain shank in collets to DIN 6499 − Form A and B.
Supplied with:
Clamping nut.