Cylindrical grinding machine

Karstens K11

Condition: as good as new (ex-display), Year of construction: 2026, 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) – 250 kg (supported between centres) Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT 4, stepless speed adjustment 30–450 rpm, swivel range 0–90° Tailstock: MT 4, quill stroke 45 mm, quill offset adjustment Quill force: 200–600 N manual, (up to 2500 N adjustable as option) Table swivel adjustment: 12.5 degrees Cross slide travel: 80 mm Rapid traverse distance: 50 mm Coarse adjustment with air cushion: 280 mm External grinding spindle motor: 4 kW / (5.5 kW optional) Crsdpfx Aoiv Audegfec Stepless speed setting 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 litres Machine weight: Net 3,500 kg Feed drive via DC motor Air-cushioned rapid adjustment of the grinding spindle head for fast and precise positioning. Separate drive for external and internal grinding spindles. Fully automatic operation, feed movement controlled via handwheel switch: rapid feed, rapid return, grinding operation, feed stop, mym-feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding zones Workpiece headstock with steplessly adjustable drive, with live and lockable spindle. Digital feed control with Siemens panel and Siemens PLC for plunge and traverse grinding, input for retraction, infeed values, feed rates, spark-out times, idle strokes, compatible with traditional Karstens infeed control, with colour Siemens touch panel. Scale in X and Z axis by HEIDENHAIN. Comparable with Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna.

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical specifications: Centre distance: 1100 mm Centre height: 180 mm (250 mm optional) Workpiece weight: 100 kg between centres (unsupported), 300 kg between centres Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT 4, infinitely variable speed control 30–450 rpm, swivelling range 0–90° Tailstock: MT4, quill stroke 45 mm Quill force: 200–600 N manually, (up to 2500 N adjustable, option) Table swivel: 10° Cross slide travel: 80 mm Rapid traverse: 50 mm Coarse adjustment (air cushion): 280 mm External grinding spindle motor: 4 kW (5.5 kW optional) Infinitely variable grinding wheel speed adjustment via potentiometer Internal grinding spindle motor: 2.2 kW Workpiece spindle motor: 1.1 kW Cjdpsiv Au Esfx Agferc Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Hydraulic tank: 80 litres Net machine weight: 3,800 kg Infeed drive via DC motor Air cushion-supported rapid adjustment of the grinding spindle head for fast and safe positioning to the grinding position. Separate drive for the spindles for external and internal grinding. Fully automatic operation, infeed movements controlled via rotary selector switch: rapid advance, rapid return, grinding mode, infeed stop, micrometre infeed. Automatic longitudinal grinding cycle Central coolant supply to all grinding points Workpiece headstock with infinitely variable drive for rotating and lockable spindle. New digital infeed control with Siemens panel and Siemens PLC for traverse and plunge grinding; input for retraction, infeed amounts, feed rates, spark-out times, idle strokes; compatible with the original Karstens infeed control; with coloured Siemens touchscreen; HEIDENHAIN scales in X and Z axes. Comparable to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat /Bahmüller/Fortuna

Condition: refurbished (used), Year of construction: 2026, Karstens K11 1000 Full Equipment The cylindrical grinding machine has been completely overhauled by PS-Karstens. The machine has been tested and is in very good condition. Since we specialize in Karstens cylindrical grinding machines, we can offer you comprehensive service (both electrical and mechanical) for the machine after purchase. Technical Data: Centre distance: 1000 mm Centre height: 180 mm Workpiece weight: 100 kg (unsupported), 250 kg (between centers) Grinding wheel diameter: 400 mm Workpiece spindle: MT 4, steplessly adjustable speed 30–450 rpm, swiveling range 0 - 90° Tailstock: MT4, quill stroke 45 mm, fine adjustment for the quill Quill force: 200-600 N, hydraulically operated via foot pedal Table swivel angle: 10 degrees Infeed spindle travel: 80 mm Rapid traverse travel: 50 mm Coarse adjustment with 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 3,800 kg Infeed drive by DC motor Air cushion assisted rapid adjustment of the grinding spindle headstock for fast and safe positioning of the grinding position. Separate drive for spindles for external and internal grinding. Fully automatic operation cycle, infeed motion via star dial switch: Rapid approach, rapid return, grinding mode, infeed stop, micron infeed. Automatic longitudinal grinding cycle Central coolant supply to all grinding positions Workpiece headstock with steplessly adjustable drive for live and lockable spindle operations. Crodpfx Agjh Riwdjfsc Infeed control for longitudinal and plunge grinding, input for retraction, infeed amounts, feeds, spark-out times, empty strokes Digital readouts for grinding spindle B-axis, workpiece spindle, X and Z axes from HEIDENHAIN Paper band filter unit approx. 250 L Similar to Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna

Condition: new, We offer all types of spare parts for your conventional or CNC Karstens/GP cylindrical grinding machine, including components for your tailstock, workpiece spindle head, grinding spindle head, ball screws, glass scales, grinding wheel flanges, drive motors, axis drives (BOSCH SIEMENS), bellows, bearings, K11/K21 infeed control systems—new and used—as well as reversing blocks for the Z axis on an exchange basis. Also suitable for similar Weiss/EMAG/GP cylindrical grinding machines, Studer, Kellenberger, Schaudt, Tschudin, Tacchella, Dannobat, Bahmüller, Fortuna. Csdpfx Agsraibvefjrc

Condition: refurbished (used), Year of construction: 2026, Karstens K11 650 The cylindrical grinding machine has been completely overhauled by PS-Karstens. The machine has been tested and is in very good condition. Crodpfx Agoh Rixxofoc As specialists in Karstens cylindrical grinding machines, we can provide you with complete service (electrical and mechanical) for the machine after purchase. Technical Data: Centre distance: 650 mm Centre height: 180 mm Workpiece weight: 100 kg (between centers), 250 kg (supported) Grinding wheel diameter: 400 mm Workpiece spindle: Morse taper 4, infinitely variable speed 30–450 rpm, swiveling range 0–90° Tailstock: MT4, quill stroke 45 mm, micrometer adjustment Quill force: 200–600 N, hydraulically operated via foot pedal Table swiveling: 10 degrees Feed spindle adjustment range: 80 mm Rapid traverse: 50 mm Rough adjustment with 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 3,800 kg Feed drive by DC motor Air-cushion-assisted rapid adjustment of the grinding spindle stock for fast and precise positioning of the grinding position. Separate drives for external and internal grinding spindles. Fully automatic operating sequence, feed movement controlled via cam switch: Rapid approach, rapid return, grinding mode, feed stop, micron feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding positions Workpiece spindle head with infinitely variable drive for live and locked spindle operation. Feed control for both plunge and traverse grinding, input for retraction, feed amount, feed rates, dwell times, and idle strokes Paper band filter system approx. 250 L Comparable to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat /Bahmüller/Fortuna

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical Data: Centre distance: 1100 mm Centre height: 180 mm / (250 mm optional) Workpiece weight: 100 kg between centres, 300 kg with support Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT 4, infinitely variable speed from 30-450 rpm, swivel range 0 - 90° Tailstock: MT4, quill stroke 45 mm Quill force: 200-600 N manual, (up to 2500 N adjustable = optional) Table swivel: 10 degrees Infeed spindle travel: 80 mm Rapid traverse: 50 mm Coarse adjustment with air cushion: 280 mm External grinding spindle motor: 4 kW / (5.5 kW = option) Infinitely variable speed adjustment of 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 litres Net machine weight: 3800 kg Infeed drive via DC motor Air cushion-supported rapid adjustable grinding spindle stock for fast and safe positioning to grinding location. Separate drive for spindles for external and internal grinding. Fully automatic operating sequence, infeed movement via rotary dial switch: Rapid approach, rapid return, grinding operation, infeed stop, mym-infeed. Automatic longitudinal grinding cycle Central coolant supply for all grinding zones Cedpfx Agjh Rimmeforc Workpiece headstock with infinitely variable drive for both live and lockable spindle operation. New digital infeed control with Siemens panel and Siemens PLC for longitudinal grinding and plunge grinding, inputs for retraction, infeed amounts, feed rates, spark-out times, dwell strokes; compatible with the old Karstens infeed control; with colour Siemens touch panel. Similar to Weiss/ EMAG/ GP cylindrical grinders/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat/ Bahmüller / Fortuna

Condition: used, KARSTENS K11-1000 USED CONVENTIONAL CYLINDRICAL GRINDING MACHINE FUNCTION TESTED Function tested, machine is powered and can be inspected under power. Technical specifications: Distance between centres: 1000 mm Centre height: 180 mm, Grinding diameter: 360 mm Grinding spindle motor: 4 kW Workpiece spindle motor: 0.55 kW Codpfx Agjy Ezbtsfsrc Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Hydraulic tank: 80 liters Feed drive via DC motor Air cushion-supported rapid adjustment of the grinding spindle head for quick and safe positioning to the grinding location. Fully automatic operation, feed motion selectable via rotary switch: Rapid advance, rapid retraction, grinding mode, feed stop, micro-meter feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding positions Workpiece spindle head with infinitely variable drive for both rotating and lockable spindle. Internal grinding attachment Face grinding attachment

Condition: used, Year of construction: 1990, grinding diameter 360 mm grinding length 1000 mm centre height 180 mm max. workpiece weight between centres 250 kg Maschine mit sehr wenigen Betriebsstunden nach Überholung beim Karstens Fachbetrieb. Zustellsteuerung Jetter Digitalanzeige Innenschleifvorrichtung Cedpfxexbh Ebs Agfsrc Reitstock mit Zylindrizitätsfeinverstellung Hydraulische Reitstockpinole Etc... Luftkissenschnellverstellung Schleifspindelstock

Year of construction: 2014, condition: ready for operation (used), A Karstens cylindrical grinding machine from 1992, which was completely overhauled and modernized in 2014, is available. Center width: 1000mm, center height: 180mm, grinding diameter: 360mm, max. workpiece weight center/flying: 250kg/70kg, grinding wheel diameter: 400mm. Spindle holder: MK4, speed: 450rpm, swivel range: 90°, quill holder: MK4, quill stroke: 45mm, quill force: 600N. Table swivel: 10°, infeed spindle: 80mm, rapid traverse: 50mm, coarse adjustment: 280mm, weight: approx. 3800kg. Including 3x centering points and grinding wheels as good as new. Documentation available. On-site inspection is possible. Csdpfjv Suftex Agfsrc

Condition: excellent (used), Year of construction: 1988, functionality: fully functional, center height: 180 mm, workpiece weight (max.): 70 kg, center width: 650 mm, grinding wheel diameter: 400 mm, workpiece weight between centers: 250,000 g, The machine has been fully repaired and inspected by the seller! TECHNICAL DETAILS Working Area - Distance between centers: 650 mm Codpowy Rnfsfx Agforc - Center height: 180 mm - Workpiece weight: max. 70 kg (overhung) / max. 250 kg (between centers) - Grinding wheel diameter: 400 mm Workpiece Spindle - Mount: MK4 (Morse taper 4) - Speed: 30 - 450 rpm - Swivel range: 0 - 90° - Motor power: 0.55 kW Tailstock - Mount: MK4 (Morse taper 4) - Quill stroke: 45 mm - Quill force: 200 - 600 N Adjustment Travels and Settings - Table swivel angle: 10° - Infeed spindle travel: 80 mm - Rapid traverse: 50 mm - Coarse adjustment with air cushion: 280 mm MACHINE DETAILS Drives - External grinding spindle motor: 4 kW - Internal grinding spindle motor: 2.2 kW Weight - Machine weight: 3,600 kg EQUIPMENT - Air-cushion supported rapid adjustment of grinding spindle headstock - Separate drive for external and internal grinding spindles - Fully automatic operation with rotary switch - Automatic longitudinal grinding cycle - Central coolant supply for all grinding positions - Workpiece spindle stock with stepless drive control - Infeed control for longitudinal and plunge grinding