Cylindrical Grinding Machine - Universal

KARSTENS K11

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical specifications: Hfsdpfx Afjiv Au Eekeb 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 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: excellent (used), Year of construction: 1999, grinding length: 1,000 mm, Internal / External spindel Collet device Schaublin with inserts Steady rest 5 - 80 mm Steady rest 3 - 120 mm Coolant system Filtration system Speeds head 1500 / 1700 / 2200  Centre height: 175mm Grinding Ø: 350mm Grinding length: 1000mm Grinding stone dimensions:400 x 50 x 127mm Grinding stone speeds: 1500 / 1700 / 2200Rpm Table inclasement: 9° Tailstock: 4Mk Cooling system: Yes Filtration: Yes Length: 2860mm Width: 1680mm Hfodoxy I Tvspfx Afkeb Height: 1670mm Weight: 2500kg

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. Hedpfx Asv Suftefksfb

Condition: refurbished (used), Year of construction: 2024, functionality: fully functional, center height: 180 mm, workpiece weight (max.): 70 kg, center width: 650 mm, grinding wheel diameter: 400 mm, Equipment: rotational speed infinitely variable, Fully overhauled cylindrical grinding machine, year of manufacture 2024! No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Centre distance: 650 mm Centre height: 180 mm Workpiece weight: 70 kg (unsupported), 250 kg (between centres) Grinding wheel diameter: 400 mm Workpiece Spindle and Tailstock Workpiece spindle: Morse taper 4 Spindle speed: steplessly variable, 30–450 rpm Swivel range: 0–90° Tailstock: Morse taper 4 Quill stroke: 45 mm Quill force: 200–600 N Axes and Adjustments Table swivel: 10° Infeed spindle travel: 80 mm Rapid traverse distance: 50 mm Coarse adjustment, air cushion: 280 mm MACHINE DETAILS Motor External grinding spindle motor: 4 kW Internal grinding spindle motor: 2.2 kW Hfsdpfjwy Ufuex Afksb Workpiece spindle motor: 0.55 kW Machine weight: 3,600 kg FEATURES Infeed drive via DC motor Air-cushioned rapid adjustment of grinding spindle headstock Separate drive for external and internal grinding spindles Fully automatic operation: rapid advance, rapid return, grinding cycle, infeed stop, mym infeed Automatic longitudinal grinding cycle Central coolant supply Infeed control for longitudinal and plunge grinding

Condition: ready for operation (used), Year of construction: 1999, functionality: fully functional, Reishauer RZ 362A with approx. 60 sets of diamond wheels Grinding worm dimensions: Min/Max. outside diameter: 280/350 mm Width: 84/104 mm Max. module with restrictions: MOD 8.0 (DP 3.2) Number of starts: with restrictions up to 3 Max. usable width (axial shift): 90 mm Hedpfxoxb Ufuj Afksfb For detailed technical information, please refer to the attached PDF file. Accessories: Dressing device Approx. 60 sets of diamond wheels Grinding stones Turbo separator

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. Hfodpfx Aoraibvsfkob

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 - 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 Hfsdpfx Afowy Rnfekob 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

Condition: excellent (used), Swing over bed 1000 mm Distance between centers 2000 mm Center height 500 mm Swing over slide 700 mm Spindle bore 128 mm Spindle speeds 6.4-1'600 rpm Hjdpfx Aewhkdcsfkefb SIEMENS 810 D control Misc. accessories MARCELS MASCHINEN CH

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) 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. Hfodpjiv Audsfx Afksb Scale in X and Z axis by HEIDENHAIN. Comparable with Weiss / EMAG / GP cylindrical grinders / 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. Hfsdpjh Riwdsfx Afkob Automatic longitudinal grinding cycle Central coolant supply to all grinding positions Workpiece headstock with steplessly adjustable drive for live and lockable spindle operations. 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: like new (used), Year of construction: 1987, functionality: fully functional, machine/vehicle number: 61373, IT IS IN WORKING CONDITION Hfsdpfevwlf Iex Afkjb

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. Hfedeh Rimmopfx Afkob 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 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: 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. 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 Hsdpfx Ash Rixxofkefb 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: used, TECHNICAL DETAILS - Number of axes : 3 - Centers height : 175 [mm] - Distance between centers : 1000 [mm] LINEAR AXES - Grinding length : 500 [mm] - Travels X x Z : 267 X 650 [mm] GRINDING WHEEL HOLDER HEADSTOCK - Continuous orientation : +/-8,5 [°] - External wheel dimensions : 500 x 80 x 203 [mm] - Grinding wheel holder headstock power : 7,5 [kW] - Cutting speed : 44 [m/s] PART HOLDER HEADSTOCK - Taper type : CM5 - Axis C : +/-0.5[°] - Power : 1 [kW] - Rotation speed : 30-1000 [Rpm] TAILSTOCK Hedpouhbydsfx Afkefb - Taper type : CM3 - Quill travel : 35 [mm] - Quill diameter : 50 [mm] - Max. part weight between centers : 130 [kg] ELECTRIC SUPPLY - Supply voltage : 400V 50 Hz - Machine dimensions : 2700 x 2350 x H. 2100 [mm] - Weight : 4 000 [kg] HOURS - Working hours : 17.775 [h] EQUIPMENT - CNC FANUC 16i-TA control - Pictogramming - Studer RELEASE C - Electronic handwheel - SENSITRON - Dynamic balancing device : Hydrobalance HBA 40000-1 - Automatic length probe arm MOVOMATIC C25 - Automatic outer diameter probe arm in-process MOVOMATIC - Grinding wheel safety guard with automatic toppling - Fixed grinding device upon part-holder headstock - Coolant tank : 375 [l] - Paper filtering unit - Oil mist extractor - Wheel-holders flanges