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Manufacturer number:
Cat. No.:
ER compensating floating holder Cylindrical, Type: 20-16
Article no.: 724919
Catalog no.: 319780
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 | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | ER-Ausgleichs-Pendelhalter Zylindrisch Typ 20-16 | |
| Interface position | on the machine; on the workpiece | |
| Holder type | plain shank; collet taper | |
| Interface coding | ZYL02000115; SZD01600215 | |
| Holder shape | plain shank | |
| Holder version | metric; metric | |
| Holder size, metric | 20 mm; 16 mm | |
| Type of mounting | spigot; hole (internal mounting) | |
| Shank diameter DS | 20 mm | |
| Length of shank LS | 46 mm | |
| Holder diameter, upper dimension | 0 mm | |
| Holder diameter, lower dimension | -0.013 mm | |
| Interface on machine side | shank diameter = 20 mm | |
| For collet type | ER collet | |
| Collet size | 16 | |
| Gauge length A | 44 mm | |
| External diameter, on the tool side D | 42 mm | |
| Pendular compensation | yes | |
| suitable for tapping | yes | |
| With cooling channel bore | yes | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 90 mm | |
| Overall height H1 | 42 mm | |
| Overall width B1 | 42 mm | |
| Standard | DIN 6499 | |
| Through-coolant available | yes | |
| Weight | 0.3 kg | |
| Content | 1 pcs. | |
| Radial compensation | 1 mm |
Identification & Classification
| Article number | 724919 | |
| Catalog number | 319780 | |
| EAN / GTIN | 4062406276690 | |
| Manufacturer number | 319780 20-16 | |
| Article class | 31V | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
Compensating holder with ER collet adaption. Adjustable radial and angular compensation. With through coolant feed.
Application:
Optimum for compensating alignment errors between workpiece and tool, for instance when reaming or tapping (without tension / compression compensation). For use primarily on lathes, but also suitable for milling machines.
Warning:
Intended use
Reasonably foreseeable misuse
- ER floating holder for reamers, drills or thread taps.
- Before use, perform collision checking with CAD data. See http://ho7.eu/etool.
Reasonably foreseeable misuse
- Not to be used for milling work.