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Karstens K11 1000

Karstens K11 1000 Full Equipment

The cylindrical grinding machine has been completely overhauled by PS-Karstens.
The machine has been inspected and is in very good condition.
Since we specialize in Karstens cylindrical grinders, we can offer you complete service (both electrical and mechanical) for the machine after purchase.

Technical specifications:

Distance between centers: 1000 mm
Center height: 180 mm
Workpiece weight: 100 kg (overhung), 250 kg (between centers)
Grinding wheel diameter: 400 mm
Workpiece spindle: MT 4, infinitely variable speed control 30–450 rpm, swiveling range 0–90°
Tailstock: MT 4, quill stroke 45 mm, micrometric adjustment
Quill force: 200–600 N, hydraulically operated via foot pedal
Table swivel: 10 degrees
Cross slide travel: 80 mm
Rapid traverse travel: 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 3800 kg
Feed drive via DC motor
Air-cushioned rapid traverse of grinding headstock for quick and safe positioning at grinding position
Separate drive for external and internal grinding spindles
Fully automatic operation, infeed movement controlled by handwheel switch: rapid advance, rapid return, grinding mode, infeed stop, mym infeed
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Automatic longitudinal grinding cycle
Central coolant supply for all grinding points
Workpiece headstock with steplessly adjustable drive for live and lockable spindle
Infeed control for longitudinal and plunge grinding, with programmable retraction, feed increments, feeds, spark-out times, and idle strokes
Digital readouts for grinding spindle B-axis, workpiece spindle, X-, and Z-axis by HEIDENHAIN
Paper belt filter unit approx. 250 L
Comparable to Weiss/EMAG/GP cylindrical grinders/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat

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