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Tapping chuck, ER synchro, SK 40, for ER collet size: 25
Article no.: 338190 25
Article code:
Product details
Technical Data
| Through-coolant | yes, with max. 50 bar | |
| 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 | ISO taper; collet taper | |
| Interface coding | SKG04000110; SZD01600285 | |
| Holder shape | steep taper DIN ISO 7388-1 | |
| Holder version | dimensionless nominal size with cooling; dimensionless nominal size with cooling | |
| Holder size, no dimensions | 40; 25 | |
| Type of mounting | spigot; hole (internal mounting) | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Gewindeschneidfutter, ER-Synchro, SK 40, für ER-Spannzangen-Größe: 25 | |
| Interface on machine side | SK 40 | |
| For collet type | ER collet | |
| Collet size | 25 | |
| Gauge length A | 100 mm | |
| External diameter, on the tool side D | 45 mm | |
| Length compensation by compression | 0.5 mm | |
| Length compensation by tension | 0.5 mm | |
| Suitable for tapping | yes | |
| Size of tap, min. D1 | M6 | |
| Size of tap, max. D1 | M20 | |
| Max. coolant pressure | 50 bar | |
| Interface | joint 1; joint 2 | |
| Internal diameter D1 | 42 mm | |
| Type of product | quick-change chuck | |
| Overall length L | 168.4 mm | |
| Standard | ISO 7388-1 | |
| Shape | AD | |
| Through-coolant available | yes | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 338190 25 | |
| EAN / GTIN | 4062406511074 | |
| Manufacturer number | 338190 25 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
- With minimum length adjustment (MLA), by means of a damping element.
- Internal coolant supply up to 50 bar.
- Increases the tool life of taps/fluteless taps.
Application:
- On machining centres with synchronised spindles.
- For compensating the difference in pitch between tap and synchronised spindle.
- For compensating the pitch tolerances of taps.
Optional extras:
Note:
Do not degrease the synchro tapping chuck.
Do not clean the items with aggressive cleaners or in an ultrasonic bath. Rubber rings and seals may be damaged.
Do not clean the items with aggressive cleaners or in an ultrasonic bath. Rubber rings and seals may be damaged.