The S21 is designed for grinding workpieces in individual, small batch and high volume production. It can be automated and is especially suitable for grinding high-precision workpieces like those required in the aerospace, precision mechanics and hydraulics/pneumatic industries.


  • Centre height 125 mm, distance between centres 400 mm
  • Turret wheelhead swivelling manually or automatically
  • High-resolution B-axis
  • Frequency-controlled motor grinding spindle for external and internal grinding
  • C axis for the workhead for form and thread grinding
  • Workhead for universal use for live spindle grinding and for grinding between centres (option: workhead especially designed for grinding chuck components)
  • Full enclosure with two sliding doors
  • Granitan machine bed
  • Large range of accessories
  • Standardized interface for loader and peripheral devices