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Manufacturer number:
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ER collet chuck Form AD, BT 30 A = 60, for ER collet size: 32
Article no.: 302747 32
Article code:
Product details
Technical Data
| Entry of cooling lubricant | with cooling lubricant entry, axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, axially concentric | |
| Interface position | on the machine; on the workpiece | |
| Holder type | ISO taper; collet taper | |
| Interface coding | SKG03005195; ZYL03200115 | |
| Holder version | dimensionless nominal size with cooling | |
| Holder size, no dimensions | 30 | |
| Type of mounting | spigot; hole (internal mounting) | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | ER-Spannzangenfutter Form AD | |
| Interface on machine side | BT 30 | |
| Min. clamping diameter D1 | 2 mm | |
| Max. clamping diameter D1 | 20 mm | |
| For collet type | ER collet | |
| Collet size | 32 | |
| Gauge length A | 60 mm | |
| External diameter, on the tool side D | 40 mm | |
| External diameter of clamping nut D | 50 mm | |
| Concentricity | 3 µm | |
| Balance quality G at rotational speed | g 6.3 at 18,000 rpm | |
| Machining strategy | HSC | |
| Interface | joint 1; joint 2 | |
| Type of product | collet chucks | |
| Overall length L | 108.4 mm | |
| Standard | ISO 7388-2; JIS B6339 | |
| Shape | AD | |
| Surface treatment | ground | |
| Content | 1 pcs. |
Identification & Classification
| Article number | 302747 32 | |
| EAN / GTIN | 4067263015314 | |
| Manufacturer number | 302747 32 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
External and internal taper ground.
- All shanks fine bead blasted. Balancing quality G6.3 / 18,000 rpm.
- High-quality precision clamping nut.
Application:
For clamping tools with parallel shank in collets to DIN 6499 Form A and B.
Supplied with:
ER clamping nut.
Optional extras:
Pull studs (PS) No. 308760 − 308802. Pull stud wrenches No. 308820; 308835.
ER collets No. 308881 − 309434, ER chuck keys No. 309680 – 309745 or No. 613300.
ER collets No. 308881 − 309434, ER chuck keys No. 309680 – 309745 or No. 613300.