# INDEX-TRAUB TNL32-11

Hardware · `TNL32-11` · verification: source checked

The INDEX-TRAUB TNL32-11 is a sliding-headstock automatic lathe variant with a 32 mm main bar capacity. It uses a main spindle and counter spindle plus multiple revolver tool carriers for turning and driven-tool operations. This variant lists two 10-station revolvers and one 8-station unit with four driven stations.

## Specification

| Property | Value |
|---|---|
| Category | cnc lathe |
| Spindle max | 8000 rpm |
| Rapid traverse | 20 m/min |
| Bar capacity | 32 mm |
| Rated power | 6.7 kW |
| Rated torque | 21 N·m |

## Connected

- Manufacturer: [INDEX-TRAUB](https://machineschema.com/manufacturer/index-traub.md)

## Study notes

- Main slide Z travel is 305 mm in long-turning mode and 127 mm in short-turning mode; Z rapid traverse is 20 m/min.
- Main spindle power at 40% is 10.7 kW and torque at 40% is 32 Nm; C-axis resolution is 0.001°.
- Counter spindle: 32 mm bar capacity, 6,400 rpm maximum, 3.7/5.5 kW at 100%/40%, 29.4/43.7 Nm at 100%/40%, and 0.001° C-axis resolution.
- Counter spindle slide travel is X 140 mm and Z 300 mm, with 20 m/min rapid traverse.
- Tool carriers listed: two 10-station revolvers and one 8-station unit with 4 driven stations; tool spindle maximum speed is 12,000 rpm.
- First 10-station revolver: 1.5/3.4 kW at 100%/40%, X 140 mm, Y -40/+25 mm, Z 250 mm, 20 m/min rapid traverse.
- Second 10-station revolver: 1.5/3.4 kW at 100%/40%, X 140 mm, Y -25/+40 mm, 20 m/min rapid traverse.
- 8-station unit: 1.5/3.4 kW at 100%/40%, X -40/+10 mm, Y 250 mm, 20 m/min rapid traverse.

## Sources

1. [Technical data of TRAUB TNL32 sliding headstock automatic](https://www.index-group.com/en/products/sliding-headstock-machines/traub-tnl32/technical-data-of-tnl32) (accessed 2026-10-26)

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