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Heavy-duty chuck, SK 50, ⌀ D1: 20mm
Article no.: 300787 20
Article code:
Product details
Technical Data
| Through-coolant | yes | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Holder type | iSO taper | |
| Interface coding | SKG05001195 | |
| Holder shape | with longitudinal and cross-slot | |
| Holder version | dimensionless nominal size without cooling | |
| Holder size, no dimensions | 0500 | |
| Type of mounting | spigot | |
| Shank length | 97.5 mm | |
| ESD protected area (EPA) | no | |
| EX area | no | |
| Interface on machine side | SK 50 | |
| Min. clamping diameter | 20 mm | |
| Max. clamping diameter | 20 mm | |
| Gauge length | 105 mm | |
| Body length (tool side) | 85.9 mm | |
| External diameter of clamping nut | 52 mm | |
| Height of clamping nut | 28 mm | |
| Concentricity | 5 µm | |
| Balance quality G at rotational speed | g 6.3 at 20,000 rpm | |
| Machining strategy | HPC | |
| Vibration damping | yes | |
| Maximum clamping force | 1,000 Nm | |
| With cooling channel bore | yes | |
| Interface | joint 1; joint 2 | |
| Type of product | heavy-duty chucks | |
| Overall length | 206.75 mm | |
| Overall height | 52 mm | |
| Overall width | 52 mm | |
| Standard | ISO 7388-1 | |
| Shape | AD | |
| Through-coolant available | yes | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 300787 20 | |
| EAN / GTIN | 2050001771759 | |
| Manufacturer number | 166040520105 | |
| Manufacturer/responsible person | NT TOOL EUROPE GmbH, Siemensstraße 17A, 61449 Steinbach Taunus, Germany, www.nttooleurope.com |
Description
Version:
- Low friction due to needle bearings.
- Protected with anti-corrosion coating.
- Dust-tight and watertight.
- Very high clamping force prolongs tool life and improves surface quality.
- Flexible clamping range by means of collets.
- Centred tool clamping with optimum concentricity.
- Internal coolant feed.
Advantage:
- Long tool life
- Vibration damping properties
- High stability due to strengthened clamping nut.
Application:
For clamping tools with plain shanks.
Supplied with:
Clamping nut.