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Shrink-fit chuck with 4 cooling channel bores, nickel-plated, HSK-A 63 short, Clamping ⌀ D1: 20mm
Article no.: 308172 20
Article code:
- Arbor standard: ISO 12164-1; DIN 69893
- Shape: A
- Cooling channel bore: lockable
- Balance quality G at rotational speed: G 2.5 at 25,000 rpm
- Concentricity: ≤ 3
Product details
Technical Data
| Clamping ⌀ D1 | 20 mm | |
| Adapter | HSK-A 63 short | |
| Arbor standard | ISO 12164-1; DIN 69893 | |
| Shape | A | |
| Cooling channel bore | lockable | |
| Balance quality G at rotational speed | G 2.5 at 25,000 rpm | |
| Concentricity | ≤ 3 µm | |
| Machining strategy | HSC; HPC | |
| Overhang dimension A | 100 mm | |
| External ⌀ D | 42 mm | |
| ⌀ D2 | 33 mm | |
| Type of product | Shrink-fit chuck |
Identification numbers & Classifications
| Article number | 308172 20 | |
| EAN / GTIN | 4045197945365 | |
| Manufacturer number | 308172 20 |
Description
Version:
- High-temperature steel.
- Sizes 3 − 5 for carbide, from size 6 for HSS and carbide.
- With RFID/Balluffchip bore.
Premium version: Nickel plated version with 4 pluggable cooling channel bores. Integral tool length adjustment (adjustment track 10 mm).
Application:
- For holding end mills and drills with parallel shank to h6 tolerance.
- Suitable for inductive, contact and hot air shrink-fit units.
Supplied with:
For chucks with length adjustment including a length adjustment screw (from clamping ⌀ D1 6 mm).
4 × M3 nozzle screws.
4 × M3 nozzle screws.
Optional extras:
Downloads & documents
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|---|---|---|---|
Shrink-fit chuck with 4 cooling channel bores, nickel-plated, HSK-A 63 short, Clamping ⌀ D1: 20mm |
|||
| ⌀ D2 | 33 mm | 33 mm | 33 mm |
| Overhang dimension A | 100 mm | 100 mm | 100 mm |
| External ⌀ D | 42 mm | 42 mm | 42 mm |
| Concentricity | ≤ 3 µm | ≤ 3 µm | ≤ 3 µm |
| Clamping ⌀ D1 | 20 mm | 20 mm | 20 mm |
| Balance quality G at rotational speed | G 2.5 at 25,000 rpm | G 2.5 at 25,000 rpm | G 2.5 at 25,000 rpm |
| Machining strategy | HSC; HPC | HSC; HPC | HSC; HPC |