Cylindrical grinding machine

Studer S20

Country of Manufacture: Switzerland
Voltage: 380/50/3
Net weight: approx. 1600 kg
Customs tariff: 8460.2920
Dimensions: 235 x 155 x 145 cm

TECHNICAL FEATURES:

MAIN DIMENSIONS:
Centre height: 100 mm
Distance between centres: 400 mm

LONGITUDINAL SLIDE:
Max travel: 420 mm
Minimum automatic travel: 1 mm
Table feed speed: 100–3500 mm/min
Overtravel delay: 0–5 sec.
Maximum table swivel (400/650 mm): 30°/15°

CROSS SLIDE:
Max travel: 170 mm
Rapid traverse: 30 mm
Plunge depth (diameter): 1.9 mm
Feed rate 1: 0.03–1.5 mm/min
Feed rate 2: 0.02–0.3 mm/min
Plunge feed per impulse: 0.0005–0.025 mm

WHEELHEAD:
Grinding wheel (diameter x width x bore): 350 x 32 x 127 mm
Drive power: 3 kW
Peripheral speed: 30 m/s
Spindle speeds: 1600/1975/2200 rpm
Manual stroke: 120 mm
Swivel to right: 15°/30°
Optional wheel guard for wheel set max width: 50 mm

WORKHEAD:
Swivel range: 0°–90°
Spindle speeds: 80/175/380/800 rpm
Internal taper: Morse 4
Collet type: W-20
Drive power: 0.5 kW
Maximum workpiece weight: 20 kg
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Load for in-the-air grinding: 12 Nm
Optional stepless drive speed range I: 30–300 rpm
Optional stepless drive speed range II: 120–1200 rpm

TAILSTOCK:
Internal taper: Morse 2
Quill travel: 20 mm

GUARANTEED WORKING ACCURACY:
Generator straightness:
Between centres: 400 mm
Measured over 400 mm: 0.002 mm
Between centres: 650 mm
Measured over 650 mm: 0.003 mm
Roundness accuracy for in-the-air grinding: 0.0004 mm

CONNECTION VALUES:
Power consumption: max. 8 kVA
Permissible voltage variation: –15% / +10%
Permissible frequency variation: ±3%
Compressed air: 5 bar

All technical specifications are given without obligation and subject to errors or omissions.

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