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Collet ER50 - 21 mm | DIN 6499B - DARMET
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Description
Information:
- ER50 collet for tools with a cylindrical shank.
- Collets fit ER50 collets.
- ER nuts are used for wedging and clamping the cage.
- The grooves allow for spring-loading of the collet.
- Clamping range: 21.0 - 19.0 mm.
- To tighten the clamping nuts, use hook wrench or multi-point ER50 wrench.
Technical specifications:
| Parameter | Value |
|---|---|
| d | 21 mm |
| D | 50 mm |
| D1 | 52 mm |
| D2 | 46 mm |
| L | 60 mm |
| L1 | 12.6 mm |
| L2 | 8.5 mm |
| L3 | 5.5 mm |
Installation of sleeves in nuts:
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Installing the collet in the collet nut |
Collet correctly mounted | Disassembling the collet |
To correctly mount the ER collet in the collet:
- Insert the collet at an angle into the nut
- Hook the collet's groove onto the eccentric or cylindrical protrusion of the nut (Fig. A)
- Press the collet into the nut (Fig. B)
- The nut with the collet pressed in, screw it to the holder so that the tool being processed can be clamped.
Maximum clamping diameters depending on the ER collet type:
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