# DMG MORI IGS-4NT

Hardware · `IGS-4NT` · verification: source checked

The IGS-4NT is an internal grinding machine intended for grinding spindle workpieces. It swings workpieces up to 400 mm in diameter and takes workpieces up to 400 mm long. A turret-type wheelhead carries four grinding spindles as standard, and the headstock has an NC-controlled swivel setting unit.

## Specification

| Property | Value |
|---|---|
| Category | cnc grinder |
| Weight | 7500 kg |
| Spindle max | 500 rpm |
| Max swing | 400 mm |

## Connected

- Manufacturer: [DMG MORI](https://machineschema.com/manufacturer/dmg-mori.md)

## Study notes

- Max grinding diameter is 300 mm (12 in.).
- Max grinding length is 300 mm (12 in.).
- Max workpiece length is 400 mm (16 in.).
- Four grinding spindles are mounted on a turret-type wheelhead as standard, allowing internal diameter, external diameter, face and taper grinding in one chucking.
- The headstock swivel setting unit works by NC command with a setting unit of 0.0001°, used for taper grinding.
- The document lists FANUC under control and software alternatives but does not name a specific controller model.

## Sources

1. [IGS-4NT - Horizontal Grinding by DMG MORI - DMG MORI](https://en.dmgmori.com/products/machines/grinding/horizontal-grinding/igt/igs-4nt) (accessed 2026-10-25)

---

Source page: https://machineschema.com/hardware/dmg-mori-igs-4nt  
JSON: https://machineschema.com/hardware/dmg-mori-igs-4nt.json  
License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Cite Machine Schema and the original sources.