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Cat. No.:
ER collet HP, ER 25, Nominal clamping ⌀ d: 8mm
Article no.: 309373 8
Article code:
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High concentricity and repetition accuracy due to optimum design.
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Product details
Technical Data
| Manufacturer’s designation | HP-Spannzange ER25-430E | |
| Interface position | on the machine; on the workpiece | |
| Holder type | collet taper; plain shank | |
| Interface coding | SZD02500115; ZYL00800115 | |
| Holder shape | plain shank | |
| Holder version | metric; metric | |
| Holder size, metric | 25 mm; 8 mm | |
| Shank diameter DS | 8 mm | |
| Holder | ER 25 | |
| Clamping diameter D1 | 8 mm | |
| Clamping length D3 | 34 mm | |
| External diameter D | 26 mm | |
| Length of collet L | 34 mm | |
| Shape | conical | |
| Taper angle α | 16 degrees | |
| Standard | DIN ISO 15488-B | |
| Surface | nickel-plated | |
| Clamping profile | round | |
| Concentricity ≤ | 2 µm | |
| Interface | joint 1; joint 2 | |
| Type of product | collet | |
| Content | single part |
Identification & Classification
| Article number | 309373 8 | |
| EAN / GTIN | 2050001768391 | |
| Manufacturer number | 13615010800 | |
| Manufacturer/responsible person | Eugen Fahrion GmbH & Co. KG Präzisions-Spannwerkze, Forststraße 54, 73667 Kaisersbach, Germany, www.fahrion.de |
Description
Version:
System concentricity and repetition accuracy 3 µm (3×D, maximum = 50 mm), in conjunction with FAHRION CENTRO P chucks.
Corrosion protection: Collets fully coated with FAHRION Protect, including the functional faces.
Corrosion protection: Collets fully coated with FAHRION Protect, including the functional faces.
Advantage:
The coating increases the service life of the collet and ensures full functionality and precision.
Suitable for:
Precision ER collet chuck CENTRO P.
Note:
- Optimum concentricity only when used in CENTRO P chucks.
- Clamping range h10 (nominal size only).