The highly productive machine for small bores.
Basic Data

The S122 is a CNC production internal cylindrical grinding machine for small to medium-sized workpieces in small and large-scale production. The machine has a swing diameter of 220 mm.

The CNC production internal cylindrical grinder can machine workpieces up to 120 mm in length. The grinding length is a maximum of 110 mm. Up to three grinding spindles can be used in a parallel arrangement. One of these can take an external grinding wheel. The basis for the machine's legendary precision is the Granitan® machine bed and the StuderGuide® guide system for the X- and Z-axis.

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Technical Data
kg / cm
lb / inches

Linear Axes

Max. Travel X 350 mm
Max. Travel Speed X 20'000 mm/min
Max. Travel Z 350 mm
Max. Travel Speed Z 20'000 mm/min

Spindle drive

Max. Spindle Power 15 kW
Max. Number Of Revolutions 120'000 /min
Max. Grinding Wheel Diameter 150 mm
Max. Grinding Wheel Width 20 mm

Swiveling Axes

Swiveling Range C ∞ °

Workpiece Data

Workpiece Length 0 - 120 mm
Workpiece Diameter 0 - 70 mm
Max. Workpiece Weight 3 kg
Center Height 110 mm

Linear Axes

Max. Travel X 13.8 inch
Max. Travel Speed X 787 inch/min
Max. Travel Z 13.8 inch
Max. Travel Speed Z 787 inch/min

Spindle drive

Max. Spindle Power 20 hp
Max. Number Of Revolutions 120'000 rpm
Max. Grinding Wheel Diameter 5.9 inch
Max. Grinding Wheel Width 0.8 inch

Swiveling Axes

Swiveling Range C ∞ deg

Workpiece Data

Workpiece Length 0 - 4.7 inch
Workpiece Diameter 0 - 2.8 inch
Max. Workpiece Weight 5.5 lbs
Center Height 4.3 inch
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Product brochure
S122 - The highly productive machine for small bores.
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