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STUDER S 145 CNC
Type: S 145 CNC
Manufacturer: STUDER
Control: FANUC 16T
Stock: 022918
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STUDER S 145 CNC is a CNC internal grinder engineered for precision, high accuracy and reliable production. Working capacities: max. workpiece length 850 mm, max. weight 150 kg, above table 350 mm, in front 440 mm, centre height 175 mm; Z travel 500 mm, X travel 120 mm, Q-axis ±30°, grinding wheel Ø250 mm, spindle bore 50 mm. Key specs: workpiece spindle stepless 1–1000 t/min, feed Z 0.001–10000 mm/min, X 0.001–5000 mm/min; spindle motor 3 kW; supply 3x400 V 50 Hz; total power 22 kVA; weight ≈5700 kg; footprint 3000×2000×2200 mm; wheel head swivel 0–270° with 4 positions. Equipment: dressing device with HF33 dressing spindle, coolant and paper filtration, 3-jaw chuck Ø250, foot pedal; 1 external grinding spindle (12,000 t/min) and 3 internal spindles (24k/42k/90k t/min). Refurbished 2025. Achieves tight tolerances; suitable for high-precision industries (automotive, aerospace, medical, watchmaking, machine tool manufacture).

Technical specifications are subject to change without notice

Machine freshly overhauled approx. April 2026

Workpiece length max. 850 mm
Maximum workpiece weight 150 kg
Swing diameter:
   Above the workpiece table 350 mm
   In front of the workpiece table 440 mm
Centre height 175 mm
Axial motion:
   Longitudinal travel (Z-axis) 500 mm
   Cross travel (x-axis) 120 mm
Workpiece spindle stock (Q-axis) + / -30°
Feed range:
Z axis (longitudinal travel) 0.001-10000 mm/min
   X axis (transversal) 0.001-5000 mm/min
Diameter of grinding wheel 250 mm
B axis swivelling range 0 - 270 °
Grinding spindle head:
   Swivelling range 0 - 270 °
   Number of positions 4
Work piece spindle head:
   speeds:
   stepless
   from 1 t/min
   up to 1000 t/min
   Typing speed 1 - 50 t/min
   Spindle hole 50 mm
Work piece spindle nose CAMLOCK 6''
Air connect 5 bar
Voltage 50 Hz 3x 400 Volt
Workpiece spindle motor 3 kW
Total power required 22 kVA
Machine's weight about 5700 kg
Overall dimensions machine:
   Length 3000 mm
   Width 2000 mm
   Height 2200 mm
Various accessories:
Autom. tilting dressing attachment
Rotating dressing spindle HF 33
Electronic grinding detection
Feed SENSITRON
Coolant system
Paper filtration system
3-jaw chuck diameter 250 mm
Electronic hand held control
Grinding spindle with cooling
Foot pedal
External grinding spindle
   numbers 1
   max. speed 12000 t/min
Internal grinding spindle:
   numbers 3
   max. speed 42000 t/min
   max. speed 60000 t/min
   max. speed 90000 t/min
Notes:
Machine refurbished 2026

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