Kronos S 125 The High Precision Centreless Grinder


Kronos S 125 The High Precision Centreless Grinder


Precision and productivity - The KRONOS S 125 is synonymous with leading accuracies in centerless grinding of small workpieces with plunge cut lengths up to 125 mm.

The KRONOS S 125 offers maximum precision for small workpieces. The compact, versatile centerless grinding machine combines speed with top quality.

Machine description:

  • Working range 0.5...30 mm, plunge length up to 120 mm
  • Highest values in cycle time and cost effectiveness
  • Short set-up and changeover times
  • Thermally stable, vibration-damping GRANITAN® machine bed
  • Cross-slide systems for grinding and regulating wheels
  • Grinding spindles mounted on hybrid bearings for max. 120 m/s
  • Exact reproducibility of grinding results, even in tolerance ranges of ±0.5 µm
  • Designed for mass production
  • Highest safety standard thanks to full enclosure
  • Maintenance and service friendly SIEMENS Sinumeric 840D sl control system

Possible technologies:

  • Plunge cut grinding
  • Throughfeed grinding
  • 15° inclined plunge cut grinding
  • Plunge cut grinding in mass production
  • Oscillation grinding
  • Grinding of multiple operations in a single cycle


Workpiece diameter: 0.5-30 mm

In-feed grinding workpiece length max.: 120 mm

Grinding wheel   
Diameter:  max. 400 mm

Width: max. 125mm

Peripheral speed:  (optional CBN) 63 (120) m/s

Driving power 11/15 KW

Regulating wheel
Diameter, max. : 250mm
Width, max.: 125mm
rpm range, infinitely variable 5-500 rpm
Driving power: 5Kw

SINUMERIK 840D sl control system

Download Kronos S125 Brochure

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