{"id":"dmg-mori-igs-4nt","model_id":"IGS-4NT","name":"DMG MORI IGS-4NT","summary":"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.","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."],"safety_notes":[],"sources":[{"url":"https://en.dmgmori.com/products/machines/grinding/horizontal-grinding/igt/igs-4nt","title":"IGS-4NT - Horizontal Grinding by DMG MORI - DMG MORI","accessed":"2026-10-25"}],"verification":{"status":"source_checked","checked_at":"2026-10-25","values":4,"method":"llm_source_check"},"updated_at":"2026-10-25","type":"hardware","spec":{"category":"cnc_grinder","manufacturer":"dmg-mori","controllers":[],"weight_kg":7500,"spindle_max_rpm":500,"max_swing_mm":400,"joints":[],"protocols":[],"standards":[],"error_codes":[]},"url":"https://machineschema.com/hardware/dmg-mori-igs-4nt","license":"https://creativecommons.org/licenses/by/4.0/"}