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Manufacturer number:
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ER compensating floating holder Cylindrical, Type: 25-32
Article no.: 724921
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 | |
| Holder type | Plain shank | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 0250 mm | |
| Type of mounting | spigot | |
| Holder tolerance class | h6 | |
| Shank diameter DS | 25 mm | |
| Shank length LS | 50 mm | |
| Holder diameter, ISO tolerance class | 25 mm | |
| Holder diameter, lower dimension | -0.013 mm | |
| For collet type | ER collet | |
| Collet size | 32 | |
| Gauge length A | 58 mm | |
| External diameter, tool-end D | 69 mm | |
| Pendular compensation | yes | |
| With cooling channel bore | yes | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 108 mm | |
| Overall height H1 | 69 mm | |
| Overall width B1 | 69 mm | |
| Standard | DIN 2084 | |
| Through-coolant available | yes | |
| Material | heat-treatable steel | |
| Surface treatment | hardened | |
| Weight | 0.82 kg | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 724921 | |
| Catalog number | 319780 | |
| EAN / GTIN | 4062406278410 | |
| Manufacturer number | 319780 25-32 | |
| 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.