Cylindrical Grinding Machine - Universal

KARSTENS K11

Condition: as good as new (ex-display), Year of construction: 2025, Karstens K11 650 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical Specifications: - Distance between centers: 750 mm - Center height: 180 mm (250 mm optional) - Workpiece weight: 100 kg between centers, 250 kg between tips - 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: MT4, quill stroke 45 mm, cylindrical correction - Quill force: 200-600 N manual, (up to 2500 N adjustable option) - Table swivel: 12.5 degrees - Infeed spindle stroke: 80 mm - Rapid traverse: 50 mm - Coarse adjustment air cushion: 280 mm - External grinding spindle motor: 4 kW (5.5 kW optional) - Stepless speed adjustment of the grinding wheel via potentiometer Isdpfxoiv Auds Ab Iea - 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 capacity: 80 liters - Machine weight: net 3,500 kg - Infeed drive through DC motor - Air-cushion-assisted rapid adjustment of the grinding spindle head for fast and safe positioning to the grinding point - Separate drives for spindles for external and internal grinding - Fully automatic work cycle, feed movement via rotary switch: rapid advance, rapid return, grinding operation, feed stop, fine feed - Automatic longitudinal grinding cycle - Central coolant supply for all grinding points - Workpiece spindle head with continuously adjustable drive for live and lockable spindle - Digital infeed control with Siemens panel and Siemens PLC for longitudinal grinding and plunge grinding, input for return stroke, infeed amounts, feeds, spark-out times, idle strokes; compatible with older Karstens infeed controls, with a color Siemens touchscreen panel - Scale in X and Z axes by HEIDENHAIN Comparable to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat

Condition: ready for operation (used), spindle bore: 84 mm, Echea lathe model AII of 5000mm e.p diameter over bed 750mm, over neckline 1050mm, over carriage 500mm, diameter of the quill hole 84mm, 12 rpm of the motor from 8-850rpm, mounted with a 400mm universal plate with 3 self-centering jaws and a 600mm independent jaw plate, with fixed and mobile steady rest, lathe with protections, generally in good condition Ijdpju I Rl Eefx Ab Ija

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. Isdpjv Suftsfx Ab Ija

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 Isdpfx Ajwy Ufujb Ioa 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 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: good (used), Year of construction: 1990, CNC Cylindrical Grinding Machine Make: TSCHUDIN Type: HTG 22 - 862 Year 1990 with MARPOSS E14 control and measuring control E5. center width : 650 mm center height : 100 mm grinding length : 620 mm Weight : ca.4 500 Kg. Isdpfx Aeid Aphob Iea Further data See : TECHNICAL DATA SHEET With many grinding stones and holders Complete machine documentation available. Machine in stock.

Condition: as good as new (ex-display), Year of construction: 2025, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine Isdpfx Absiv Au Es Isa Manufacturer: Karstens Technical Data: Centre distance: 1100 mm Centre height: 180 mm (250 mm optional) Workpiece weight: 100 kg between centres (unsupported), 300 kg between centres (supported) Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT4, infinitely variable speed control 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 angle: 10° Cross feed travel: 80 mm Rapid traverse: 50 mm Coarse adjustment (air cushion): 280 mm External grinding spindle motor: 4 kW (5.5 kW optional) Stepless 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 weight: 3,800 kg Feed drive via DC motor Air cushion-assisted rapid positioning of the grinding spindle headstock for quick and safe positioning to the grinding location. Separate drive for external and internal grinding spindles. Fully automatic operation sequence, infeed movement via cam switch: Rapid approach, rapid retraction, grinding mode, infeed stop, micron infeed. Automatic longitudinal grinding cycle Centralised coolant supply for all grinding zones Workpiece headstock with infinitely variable drive for both live and lockable spindle modes. New digital infeed control with Siemens panel and Siemens PLC for both longitudinal and plunge grinding, parameter input for retraction, infeed amounts, feeds, spark-out times, idle strokes; compatible with the previous Karstens infeed control; featuring a colour Siemens touch panel; HEIDENHAIN scale on X and Z axes. Comparable to Weiss, EMAG, GP cylindrical grinding machines, Studer, Kellenberger, Schaudt, Tschudin, Tacchella, Dannobat.

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: 2,50,000 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 Ijdpfx Abjwy Rnfe Ija - 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

Condition: good (used), Year of construction: 1987, turning diameter over cross slide: 810 mm, spindle bore: 130 mm, turning diameter: 1,140 mm, turning length: 7,500 mm, quill stroke: 300 mm, total length: 7,500 mm, total width: 2,300 mm, total height: 1,650 mm, bed width: 600 mm, Please note: not original pictures its only 3000 length not 5000 mm   3 Guide way construction 2 Axis HeidenHain Digital readout Feed in 3 directions all tool post slide Central lubrication   Work load flying in chuck 2500 kg Work load NOT supported 8500 Kg Work load supported 10000 kg   Optional 4 chuck approx. 1200 mm Ijdpsv S Dp Iofx Ab Iea Optional 4 chuck approx. 1500 mm Optional package with 3 steady rest fixed model from  .... to ....  Turning length: 5000 / 7500mm Turning diameter bed Ø: 1140mm Turning diameter slide: 810mm Turning diameter pit Ø: 1500mm Pit length: 2500mm Spindle bore: 130mm Bed width: 600mm Quill: 130Ø Quill stroke: 300mm Spindle mount: 6Mk Power: 25kW Speed: 9 - 900rpm Length: 7500mm Width: 2300mm Height: 1650mm Weight: 12000kg

Condition: refurbished (used), Year of construction: 1990, 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 Iedpfeh Riwdsx Ab Iea 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 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

Condition: as good as new (ex-display), Year of construction: 2025, 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, 300 kg between centres Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT 4, stepless speed control 30–450 rpm, swivelling range 0–90° Tailstock: MT 4, quill stroke 45 mm Quill force: 200–600 N manual, (up to 2500 N adjustable—optional) Table swivel: 10 degrees Iodpeh Rimmofx Ab Ioa Adjustment travel of feed spindle: 80 mm Rapid traverse stroke: 50 mm Coarse air cushion adjustment: 280 mm External grinding spindle motor: 4 kW (5.5 kW optional) Stepless grinding wheel speed setting 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: 3,800 kg Feed drive via DC motor Air-cushioned rapid adjustment of the grinding headstock for quick and precise approach to the grinding position. Separate drives for external and internal grinding spindles. Fully automatic operation cycle, infeed movement controlled by cam switch: rapid approach, rapid return, grinding mode, feed stop, micron feed. Automatic longitudinal grinding cycle Central coolant supply to all grinding positions Workpiece headstock with infinitely variable drive for rotating or fixed spindle configuration. New digital feed control with Siemens touchscreen panel and Siemens PLC for longitudinal and plunge grinding, with input for retraction, feed values, feed rates, spark-out times, idle strokes; compatible with previous Karstens feed control. Features a colour Siemens touchscreen panel. Comparable to Weiss, EMAG, GP cylindrical grinding machines, Studer, Kellenberger, Schaudt, Tschudin, Tacchella, Dannobat.

Condition: used, Year of construction: 2005, Technical details: weight of the machine ca.: 8 t dimensions of the machine ca.: 2,95 x 1,6 x 2,36 m chucking diameter: 250 mm swing diameter: 265 mm x-travel: 170 mm z-travel: 200 mm spindle turning speed range: 1.500 U/min Isdpfx Abeizlh Hj Ija spindle bearing diameter: 100 mm Pick-up machine *

Condition: refurbished (used), Year of construction: 1988, Karstens K11 650 The cylindrical grinding machine has been completely overhauled by PS-Karstens. The machine has been tested and is in excellent condition. As we specialize in Karstens cylindrical grinding machines, we can offer you complete service (both electrical and mechanical) for the machine after purchase. Technical data: - Distance between centers: 650 mm - Center height: 180 mm - Workpiece weight: 100 kg (between centers), 250 kg (supported between centers) - Grinding wheel diameter: 400 mm Iodpsh Rixxsfx Ab Ioa - Workpiece spindle: MK 4, infinitely variable speed 30-450 rpm, swivel range 0 - 90° - Tailstock: MK 4, quill stroke 45 mm, fine adjustment with micrometer - Quill force: 200-600 N, hydraulically operated via foot pedal - Table swivel: 10° - Infeed spindle travel: 80 mm - Rapid traverse distance: 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 3800 kg - Infeed drive via DC motor - Air-cushioned rapid adjustment of the grinding spindle head for quick and safe positioning to the grinding position. - Separate drive for the spindles for external and internal grinding. - Fully automatic operation: infeed movement via cam switch: rapid advance, rapid return, grinding operation, infeed stop, μm infeed. - Automatic longitudinal grinding cycle - Central coolant supply for all grinding points - Workpiece spindle head with steplessly adjustable drive for both rotating and clamped spindle operations. - Infeed control for plunge and traverse grinding, settings for retraction, infeed amounts, feed rates, spark-out times, empty strokes - Paper band filter unit approx. 250 L - Comparable to Weiss / EMAG / GP-cylindrical grinding machines / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Condition: new, We offer spare parts of all kinds for your conventional or CNC Karstens/GP cylindrical grinding machine – for all components around 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 controls new and used, reversing blocks for the Z-axis as exchange units... Also suitable for similar Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat . Iedpfx Ajraibvob Ioa

Condition: as good as new (ex-display), Year of construction: 2023, functionality: fully functional, workpiece weight (max.): 130 kg, center width: 600 mm, grinding wheel diameter: 450 mm, total width: 2,110 mm, total length: 3,120 mm, total height: 1,435 mm, grinding diameter: 350 mm, quill stroke: 30 mm, grinding wheel width: 50 mm, grinding spindle speed: 2,000 rpm, overall weight: 3,100 kg, Max. Sanding diameter: Ø350mm Max. Workpiece weight: 130 kg Sanding length between centers: 600 mm Sanding spindle speed: 1500 or 2000 rpm (manual belt change) Standard grinding wheel: Ø 450 x Ø127 x 50 mm Grinding wheel width: from 25 to 50 mm Z-axis travel: 750 mm X-axis travel: 265 mm Grinding spindle power: 3.7 kW Including the following standard accessories: - 120 liter coolant tank with 0.4 kW pump (200 l/min) and magnetic separator - Hydraulic tailstock - Removable splash guard - Hydraulic unit - Standard grinding wheel Ø 450 x Ø127 x 50 mm - 1 grinding wheel flange - 1 grinding wheel flange Dresser - Dressing holder with dressing diamond on tailstock - 2 centering centers - Dial gauge for table adjustment to 0 - Machine light - 3 unscrewable hooks for transportation by crane - Leveling screws with mounting plates - Machine documentation Iodjc Tnq Ijpfx Ab Ija Including the following special accessories: - Internal grinding device - Inverter (Mitsubishi) for speed control on the work spindle - Inverter for speed control on the grinding spindle with 5.5 kW motor, incl. display - 2-axis digital display Heidenhain ND 780