STUDER S242

STUDER S242

This STUDER S242 was manufactured in 2008, a cylindrical grinding machine known for its robustness and precision. It features a swing diameter of 180 mm, max workpiece weight of 20 kg, and grinding spindle speeds up to 50 m/s. The machine includes shaft automation, grinding wheels, and is still powered up and fully functional. Annual maintenance by Studer ensures reliability. For more information about this machine, please reach out to us.

• Center distance: Small (2 cross slides) 400 mm; Long (2 cross slides) 800 mm; Long (3 cross slides) 800 mm
• Swing diameter: 180 mm
• Max. workpiece weight: 20 kg
• X-axis (cross slide)
• Speed: 0.001–1,500 mm/min
• Resolution: 0.00001 mm
• Z-axis (longitudinal slide)
• Max. travel: 850 / 1,600 mm
• Speed: 0.001–25,000 mm/min
• Resolution: 0.00001 mm
• Turning turret
• 8-station: Capto 6 fixed
• 12-station: VDI 40 fixed
• 8-station: VDI 30 driven fixed
• Max. drive speed: 4,000 rpm
• Drive power: 2.5 kW
• Option: Active longitudinal measuring rod on turret (Capto or VDI)
• Grinding spindle head
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• Mounting angle: -25° / +25°
• Grinding speed: 50 m/s
• Wheel size: Ø 400 x 50 (63) x 127 mm
• Internal grinding attachment
• Spindle positions on swiveling plate: 3
• Spindle position: 0° / +45°
• Automatic positioning in 3 positions
• Internal grinding spindle range: 1,200–120,000 rpm
• Available spindle speeds: 24,000–120,000 rpm
• Workpiece spindle head (fixed)
• Speed range: 1–7,500 min⁻¹
• Drive power: 10.5 kW
• Tool holder: MK4 / DIN 55026 A4
• Load during surface grinding: 500 Nm
• Roundness accuracy: 0.0004 mm
• Workpiece spindle stock (swivelable)
• Swivel range: 0–10°
• Resolution: 0.0001°
• Speed range: 1–4,000 min⁻¹
• Drive power: 10.5 kW
• Tool holder: MKS / DIN 55026 A6
• Load during surface grinding: 500 Nm
• Roundness accuracy: 0.0004 mm
• W-axis / Tailstock
• Max. travel: 450 / 1,650 mm
• Speed: 0.001–1,500 mm/min
• Fine adjustment for cylindricity corrections: ±0.01 mm
• Option: Quill recoil ±0.40 mm
• Quill diameter: 60 mm
• Mounting taper: MK4
• Quill travel: 45 mm
• Optional synchronous tailstock: 1–7,500 rpm; drive power 10.5 kW; mounting taper MK4 / DIN 55026 A4
• Dressing
• Standing dressing tool, holder with MK1 mount
• Single-point diamond / shortened tile
• Dressing spindle with axial drive on swivel holder: Ø 58 / 89 / 100 mm max
• Dressing spindle with axial drive at the rear: Ø 100 mm max
• Connection values
• Total connected load: 45 kVA
• Minimum air pressure: 5.5 bar
• Total weight: 7,600 / 12,000 kg
• Condition and service
• Still powered up and fully functional
• No roughing work
• Annual maintenance by Studer

Additional equipment

• Shaft automation (included in scope of delivery)
• Grinding wheels (included)