This site uses cookies to help us provide quality services. Using our services, you consent to the use of cookies.

Fritz Studer AG Logo



Studer S31 CNC Universal Cylindrical Grinding MachineThe Versatile for big tasks

The NEW STUDER S31 CNC is a versatile universal cylindrical grinding machine designed for the grinding of small or large workpieces in individual as well as small and large-batch production.
Now available in 400mm, 650mm, 1000mm and 1600mm centre distances there is an S31 to meet your requirements. It has a centre height of 175mm and can grind work-pieces up to 150kg.
With the StuderWIN CNC control with StuderTECHNOLOGY buit in makes writing and optimising grinding programs very simple allowing even less experienced users to quickly optimise the potential of this machine.

Thanks to the upgradeable modular system, the S31 can be adapted to meet your exact requirements. The new swivelling wheel-head allows you to external grind, internal grind and face grind work-pieces in one single clamping. With the high-resolution B-axis of 0.00005°

It can be automated with either the Studer EasyLOAD loading systwem or other automatic loading system to give around the clock production and is especially suitable for grinding high precision workpieces. The proven pictogramming allows even less experienced users to quickly optimise the potential of this machine. 


  • Distance between centres of 400mm, 650mm, 1000 mm or 160mm
  • Easy programming with StuderPictogramming
  • Reduced setup and re-setting times with STUDER Quick-Set
  • High-speed machining (HSM) for efficient and high-precision form grinding (option)
  • Turret wheelhead with the option of either Stepless B axis or B axis with 1° Hirth serration
  • Frequency controlled motor grinding spindle for external and internal grinding.
  • C axis for the workhead for form and thread grinding (option)
  • An additional T-slot integrated into workpiece table for dressing device
  • Workhead for universal use in live grinding operations and for grinding between centres
    (Option: workhead specially designed for use with chucks)
  • Full enclosure with sliding door
  • Machine base of 'Granitan'.
  • Standardised interface for loader and peripheral devices
  • Extensive range of accessories
  • Compatible with the STUDER easyLoad
  • The universal, low cost loading solution for a wide range of workpieces.



If you would like more information on any of the machines in the Studer Cylindrical Grinding Machine Range then please contact us. You can also download brochures by following the link below.

All brochures are in pdf format. If you do not already have it installed, you can download Adobe Reader from here: -
get adobe reader