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Karstens Premium Retrofit K11 650

Stāvoklis: teju kā jauns (izstādes iekārta), Izgatavošanas gads: 2025, Karstens K11 650 Premium Retrofit cylindrical grinding machine Manufacturer: Karstens Technical specifications: Centre distance: 750 mm Centre height: 180 mm (250 mm optional) Workpiece weight: 100 kg between centres (unsupported), 250 kg between centres Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: Morse taper MK 4, steplessly variable speed 30–450 rpm, swivel range 0–90° Tailstock: MK4, quill stroke 45 mm, cylinder correction Quill force: 200–600 N manual (up to 2500 N adjustable, optional) Table swivel angle: 12.5 degrees Infeed spindle travel: 80 mm Rapid traverse: 50 mm Coarse adjustment air cushion travel: 280 mm External grinding spindle motor: 4 kW (5.5 kW optional) Stepless speed adjustment of the grinding wheel via potentiometer Internal grinding spindle motor: 2.2 kW Workpiece spindle motor: 1.1 kW Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Hydraulic tank: 80 liters Machine weight: net 3500 kg Infeed drive via DC motor Crsdpfx Asiv Audofksh Air cushion-assisted rapid adjustment of the grinding spindle housing for fast and precise positioning to the grinding position. Separate drive for spindles for external and internal grinding. Fully automatic operation, infeed movement via Geneva switch: rapid approach, rapid retraction, grinding mode, infeed stop, micron infeed. Automatic longitudinal grinding cycle Central coolant supply for all grinding stations Workpiece headstock with steplessly adjustable drive for live and lockable spindle. Digital infeed control with Siemens panel and Siemens PLC for longitudinal and plunge grinding; inputs for retraction, infeed amounts, feeds, spark-out times, empty traverses; compatible with old Karstens infeed controls; with color Siemens touch panel HEIDENHAIN scale on X and Z axes Comparable to Studer, Kellenberger, Schaudt, Tschudin, Tacchella, Dannobat