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Tapping chuck MLA IC 50 bar, SK 40, Tapping range: M1-12
Article no.: 328077
Catalog no.: 338100
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 | |
| Cooling lubricant | yes | |
| Holder type | iSO taper | |
| Holder shape | flat surface contact, standard taper form A | |
| Holder version | metric | |
| Holder size, metric | 0400 mm | |
| Type of mounting | through hole | |
| Shank length | 63.5 mm | |
| Interface on machine side | SK 40 | |
| Min. clamping diameter | 1 mm | |
| Max. clamping diameter | 12 mm | |
| Gauge length | 53 mm | |
| Max. speed | 4,000 min-1 | |
| Length compensation by compression | 0.2 mm | |
| Length compensation by tension | 1 mm | |
| Concentricity | 3 µm | |
| Suitable for tapping | yes | |
| Minimum tap size | M1 | |
| Maximum tap size | M20 | |
| With cooling channel bore | yes | |
| Maximum coolant pressure | 50 bar | |
| Interface | joint 1; joint 2 | |
| Type of product | quick-change chuck | |
| Overall length | 122.4 mm | |
| Overall height | 43 mm | |
| Overall width | 43 mm | |
| Standard | DIN 69871; ISO 7388-1 | |
| Shape | AD | |
| Through-coolant available | yes | |
| Material | heat-treatable steel | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 328077 | |
| Catalog number | 338100 | |
| EAN / GTIN | 4062406112059 | |
| Manufacturer number | 338100 M1-12 | |
| 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.
- Increases tool life of taps by up to 300 %.
- Internal coolant supply up to 50 bar.
- Secure clamping for ER collets in quick-change tapping collets.
- Run-out of shank taper to the tapping collet taper < 3 µm.
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:
ER collets, see No. 308881-309240 (size ER11 / 16 / 25). ER tapping collets with square drive spigot, see No. 309399 - 309413 (Size ER 11 /16 / 25).
See No. 308600 - 308806 for pull studs.
See No. 309880 for coolant feed pipes for HSK.
See No. 309890 for plug-in sockets for HSK.
Quick-change tapping collets and extensions, see No. 338120 – 338142.
See No. 308600 - 308806 for pull studs.
See No. 309880 for coolant feed pipes for HSK.
See No. 309890 for plug-in sockets for HSK.
Quick-change tapping collets and extensions, see No. 338120 – 338142.
Note:
Maximum speed 4000 rpm.