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EAN / GTIN:
Manufacturer number:
Cat. No.:
ER collet chuck Form AD, SK 40 A = 70, for ER collet size: 40
Article no.: 300475 40
Article code:
Product details
Technical Data
| 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 | SKG04001195; SZD04000215 | |
| Holder shape | with central and decentralised cooling lubricant transfer; collet taper adjustment angle 8° | |
| Holder version | dimensionless nominal size with cooling | |
| Holder size, no dimensions | 40 | |
| Type of mounting | spigot; hole (internal mounting) | |
| Arbor size | 40 | |
| Interface on machine side | SK 40 | |
| Min. clamping diameter D1 | 3 mm | |
| Max. clamping diameter D1 | 26 mm | |
| For collet type | ER collet | |
| Collet size | 40 | |
| Gauge length A | 70 mm | |
| External diameter, on the tool side D | 63 mm | |
| Max. speed | 18,000 min-1 | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 6.3 at 18,000 rpm | |
| Machining strategy | HSC | |
| Thread G; M | M16 | |
| Incl. RFID data carrier | no | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 138.4 mm | |
| Overall height H1 | 63 mm | |
| Overall width B1 | 63 mm | |
| Standard | ISO 7388-1 | |
| Shape | AD | |
| With thread | yes | |
| With hole for RFID data carrier | yes | |
| Surface treatment | ground | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 300475 40 | |
| EAN / GTIN | 4062406108687 | |
| Manufacturer number | 300475 40 | |
| 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.
HOLEX −
HOLEX precision clamping nut, balanced (G6.3 / 18,000 rpm, all shanks fine bead blasted. Balancing quality G6.3 / 18,000 rpm).
HOLEX −
HOLEX precision clamping nut, balanced (G6.3 / 18,000 rpm, all shanks fine bead blasted. Balancing quality G6.3 / 18,000 rpm).
Application:
For clamping tools with plain shank in collets to DIN 6499 − Form A and B.
Supplied with:
Clamping nut.