# INDEX C100

Hardware · `C100` · verification: source checked

The INDEX C100 is a production turning machine for machining parts from bar stock. It has 42 mm bar capacity, 110 mm chuck diameter, 400 mm turning length and a maximum spindle speed of 7,000 rpm. It can use Siemens S840D sl or FANUC 31i-B controls and supports simultaneous machining with 2 or 3 turrets.

## Specification

| Property | Value |
|---|---|
| Category | cnc lathe |
| Weight | 5700 kg |
| Spindle max | 7000 rpm |
| Tool capacity | 42 |
| Max turning length | 400 mm |
| Bar capacity | 42 mm |
| Max workpiece weight | 2 kg |
| Spindles | 2 |

## Connected

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

## Study notes

- Control options stated: Siemens S840D sl with 18.5 in touchscreen, or FANUC 31i-B with 15 in touchscreen.
- Technical data lists two spindle data sets: 25/29 kW and 49/65 Nm; and 16.5/19 kW and 32/43 Nm, with C-axis resolution 0.001 degree.
- Turret data: VDI20 14 stations, VDI25 10 stations; speed max 8,000 rpm, power max 6.2 kW, torque max 11 Nm.
- Slide travel/rapid traverse values are listed for multiple slides: Z 505 mm/60 m/min, Z 250 mm/60 m/min, Z 400 mm/60 m/min; X 70 mm/30 m/min or 125 mm/30 m/min; Y 70 mm/15 m/min.
- Machine highlights state simultaneous machining with 2 or 3 turrets, 2 Y-axes and 42 tools.
- Dimensions for the long version are 5,990 x 1,706 x 2,138 mm.
- Connecting power stated as 57 kW.
- Optional iXcenter robot cell includes a 6-axis robot for 7.5 kg payload, double gripper and 22 pallets of 600 x 400 mm.

## Sources

1. [INDEX C100 production turning machine](https://www.index-group.com/en/products/production-turning-machines/index-c100) (accessed 2026-10-26)

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