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Karstens K11 1000 In TOP Originalzustand Note 1

Karstens K11 1000

This Karstens K11 comes from a university setting and has seen very little use. All cables and hoses in the wet area have been replaced.
It has exceptionally low operating hours.
As specialists in Karstens cylindrical grinding machines, we can offer you complete service (both electrical and mechanical) for this machine after purchase.

Technical Specifications:

Centre distance: 1000 mm
Centre height: 180 mm
Workpiece weight: 70 kg (between centres), 250 kg (supported)
Grinding wheel diameter: 400 mm
Workpiece spindle: MT 4, infinitely variable speed control 30–450 rpm, swivel range 0–90°
Tailstock: MT4, quill stroke 45 mm
Tailstock storage beside Z-axis table
Quill force: 200–600 N
Table swivel: 12.5°
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Cross slide travel: 80 mm
Rapid traverse distance: 50 mm
Coarse adjustment (air cushion): 280 mm
External grinding spindle motor: 4 kW
Internal grinding spindle motor: 2.2 kW
Workpiece spindle motor: 0.55 kW
Machine weight: Net 3500 kg
Infeed drive via DC motor
Air-cushioned rapid adjustment of the grinding spindle head for quick and safe positioning.
Separate drives for external and internal grinding spindles.
Fully automatic operation, infeed movement via rotary switch:
Rapid advance, rapid retract, grinding operation, infeed stop, mym-infeed.
Automatic longitudinal grinding cycle
Central coolant supply for all grinding positions
Workpiece headstock with infinitely variable drive for both rotating and locked spindle positions.
Feed control for longitudinal and plunge grinding, return feed input, feed amounts,
feeds, spark-out times, idle strokes
Digital readout for X-axis from Heidenhain
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Paper band filter unit can be offered as an option.
Comparable to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat

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