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Karstens K11 1000 In TOP Originalzustand Note 1

Karstens K11 1000

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

Technical data:

• Distance between centers: 1000 mm
• Center height: 180 mm
• Workpiece weight: 70 kg between centers unsupported, 250 kg supported between centers
• Grinding wheel diameter: 400 mm
• Workpiece spindle: MT 4, infinitely variable speed control 30-450 rpm, swivel range 0 - 90°
• Tailstock: MT 4, quill stroke 45 mm
• Tailstock rest next to Z-axis table
• Quill force: 200-600 N
• Table swivel angle: 12.5 degrees
• Adjusting spindle travel: 80 mm
• Rapid traverse: 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
• Feed drive via DC motor
• Rapid air-cushion support for grinding spindle headstock for fast, secure positioning of grinding position
• Separate drive for external and internal grinding spindles
• Fully automatic operation sequence, infeed motion via rotary selector switch:
rapid approach, rapid return, grinding operation, infeed stop, mym-infeed
• Automatic longitudinal grinding cycle
• Central coolant supply for all grinding positions
• Workpiece headstock with infinitely variable drive for either rotating or clamped spindle
Gkodoh Rit Eopfx Adzec
• Infeed control for longitudinal and plunge grinding; settings for retraction, infeed amount, feed rates, spark-out time, idle strokes
• Digital X-axis display by Heidenhain
• Paper band filter unit can be offered on request

Comparable to Weiss / EMAG / GP cylindrical grinding machines / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

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