Respond promptly to new challenges in your production processes. Our demonstration and trade fair machines are almost as good as new, perfectly equipped and available immediately. As with all our grinding machines, we build the optimum machine for you. That's why we also adapt these machines to your individual requirements where appropriate. So you can get started while others are still waiting...

Get your hands on our star of this year's GrindingHub - state-of-the-art in universal external grinding! We have manufactured this extensively equipped S3A external grinding machine with granite bed especially for the GrindingHub 2024.

S3A-1000

• Year of construction: 2024
• Operating times: currently in the commissioning phase
• general
  technical parameters:
  • Tip height:
    • › 275 mm without bezel
    • › 225 mm with bezel
  • max. Workpiece length: 1,600 mm (between tips)
  • max. Workpiece weight (incl. chuck):
    • 600 kg between tips
    • 300 kg clamped on the fly
  • max. External grinding length: 1.600 mm
  • Full enclosure
  • Granite stone bed
  • Fully hydrostatic axles (wear-free)
  • Linear motors in all linear axes (wear-free)
• Workpiece spindle side:
  • Workpiece spindle with manual B1 cylinder correction, direct drive, C-axis functionality (high-resolution rotary encoder) for eccentric and non-circular components (surfaces etc.), MK5 internal taper, ISO 702 size 6 form A spindle nose
• Clamping system / chuck:
  • between tip processing
  • 1x 2-point bezel Ø6-Ø100
  • 3-jaw chucks or other clamping devices and steady rests are available/possible
• Tailstock:
  • Semi-automatic - spring-loaded, hydraulically unclamping tailstock (with foot switch)
  • Quill diameter 80 mm
  • Quill stroke 80 mm
  • MK5
• External rotary table
  • 2 simple belt spindles arranged one behind the other (AB)
  • Drive power 14.6 kW
  • max. Revolutions 3,800 rpm
  • Vc max as a function of the pane dimensions and density
    • Ø500x50xØ203.2 with 80 m/s
    • Ø500x50xØ203.2 with 63 m/s
    • Ø500x80xØ203.2 with 55 m/s
  • Infinitely adjustable/rotatable with high-resolution encoder system
  • touch trigger probe for 0-point detection in Z and around the C-axis
• Motor cooling unit
• Suction
• Acoustic Emission:
  • AE sensor in the external grinding spindles
• Control system:
  • Siemens Sinumerik One
  • WOP-Touch^TM
• Further accessories on request

Bring maximum flexibility to your grinding processes – with our most powerful Universal Grinding machine S6U in the long version. We used the universal grinding machine from 2022 in-house for demonstrations, test grinding and contract grinding.

S6U Lx1100/2200/1400-B1/B2/B3‑C

• Year of construction: 2022
• Operating times: Single-shift operation approx. 1,600 h
• Swing diameter:
  • 650 mm above the longitudinal adjustment of the workpiece spindle
  • 820 mm overhung in front of the U-axis/bridge
• max.
  Workpiece length: 2,950 mm (between centers)
• max. Workpiece weight (incl. chuck):
  • 450 kg between centers
  • 650 kg clamped on the fly
• max.
  Internal grinding length: 500 mm (more possible on request)
• max.
  External grinding length: 2,000 mm
• Clamping system chuck:
  • 3-jaw chuck Ø400
  • Electro-permanent magnet Ø500
• Bezel:
  • 1x bezel Ø30-Ø160
  • 1x bezel Ø120-Ø250
  • 1x bezel Ø220-Ø360
  • 1x bezel Ø350-Ø500
• Acoustic Emission:
  • AE sensor in the external dressing spindle and on the stationary external dresser
  • AE sensor in the internal dressing spindle and on the stationary
• Control system:
  • Siemens 840D SL
  • WOP-Touch^TM