Used Koenig & Bauer Cylindrical Grinding Machine - Centerless for sale (65,976)

Condition: excellent (used), grinding diameter 155 mm grinding length 400 mm centre height 80 mm Q U O T A T I O N We are pleased to offer you ex our stock, subject to prior sale, and error in technical data : STUDER (CH) Universal Precision Cylindrical Grinding Machine Model S 20-12 Year Height of centers / Grinding Ø 80 / 160 mm Center distance / Grinding length Z-axis 400 / 420 mm Internal Grinding Ø mm Workpiece weight flying / between centers max. 5 / 20 kg Table speeds 0,1 – 3,5 m/min Table way automatic, min. 1 mm Table swivable max. 30 ° Universal Grinding Head Nwedpfx Aezbczxohfok cross way max 170 mm Rapid infeed way 30 mm Infeed way 1,9 mm Feeds 0,001 – 0,04 mm/Ø Swivable 10 / 30 ° Grinding wheel dimension : bore x width x Æ 127 x 30 x 300 mm Internal Grinding device separately mounted mm Workhead Fitting taper/conus MK 2 Speeds 60 – 1.200 rpm Spindle drive 2,2 kW Total electric load approx.. 5 kW - 400 V – 50 Hz Weight approx. 1.000 kg Accessories / Special Features: • Electrohydraulic conventional control with PHILIPS Digital Readout for the infeed (x-axis) • Preinstalled automatic cycles for plunge-in grinding, traverse grinding, internal grinding with roughing, finishing, fine-finishing, spark-out • Separately mounted Internal Grinding Device with belt-driven internal grinding spindle • Workhead with Quck-release collet chuck, swivable 90° • (right now the machine is not equipped with a tailstock, an original STUDER tailstock; used can be supplied for approx.. EUR 5.000,--) • Wet grinding equipment with coolant filtration unit, separate electric cabinet, manuals Condition : Very good ! Universal machine for all sorts of grinding tasks ! Video : ! Delivery : immediately available, FCA Metzingen Payment : 100 % Net, before loading

Condition: excellent (used), Center height 300 mm Distance between centers 3500 mm Grinding wheel 760 x 305 x 100 mm Nedpfx Astpgnhohfewk With DRO With measuring control MARPOSS Misc.accessories MARCELS MASCHINEN AG

Condition: used, Technical details: grinding length: 300 mm centre height: 175 mm swing diameter: 315 mm table clamping surface LxW: 1.800 x 200 mm control: Heidenhain Longitudinal adjustment of grinding unit on table max.: 1100 mm work piece spindle speed: 3steps/1500-2200 U/min feed continuous: 0,001-1 mm Max. travel x-axis: 300 weight of the machine ca.: 3,1 t dimension machine approx.LxWxH: 2,9 x 1,6 x 1,4 mm Nwedpfx Ahjzaunzefsk Swivel for right and left machining Automatic table reversal Tailstock: MK3 holder Operation: Manual control unit/foot switch Coolant: System with feed Heidenhain measuring device *

Condition: good (used), Year of construction: 1987, functionality: fully functional, machine/vehicle number: 31.211.014, center height: 225 mm, grinding length: 1,000 mm, grinding wheel diameter: 400 mm, grinding diameter: 500 mm, workpiece diameter between centers: 500 mm, Equipment: rotational speed infinitely variable, Kellenberger UR 175x1000 CNC Kelco 70, fully functional Height increased from 175 to 225 (can be reversed) Nwsdpfx Aeyyur Iehfsk Machine no. 31.211.014, year of manufacture: 1987 Prepared for internal grinding attachment Accessories: 1x grinding wheel flange, left 1x grinding wheel flange, right 1x steady rest with various dressing tool holders 1x workpiece magnet 1x paper band filter No warranty, guarantee, or return Available immediately, ex works If required, transport can be arranged.

Condition: refurbished (used), Year of construction: 2025, operating hours: 50 h, machine/vehicle number: 3018-04, Country of manufacture: Switzerland Voltage: 380/50/3 Net weight: 3100 kg Overall dimensions: 230x155x170 cm Installed power: 13 kVA Customs tariff position: 8460.2920 TECHNICAL SPECIFICATIONS MAIN DIMENSIONS Distance between centers: 650 mm Grinding capacity SpW+bs: -80 Stroke: 700 LONGITUDINAL SLIDE Max stroke: SpW+50 mm Minimum automatic feed: 1.5 mm Speed: 50-5500 mm/min Reversal delay: 0-6 sec Maximum table swivel: 12°/10°/8.5°/6° Pneumatic relief for table and workhead Njdsw T Sd Tspfx Ahfswk CROSS SLIDE Max stroke: 300 mm Rapid traverse: 60 mm Plunge grinding depth in diameter: 3.4 mm Feed 1: 0.012-6 mm/min Feed 2: 0.012-1.2 mm/min Feed per pulse: 0.001-0.05 mm GRINDING WHEEL HEADSTOCK Left-side wheel, external grinding: 400x80x127 mm Drive power: 5.5 kW Peripheral speed: 35 m/s RPM: 1670/2110 min-1 Internal grinding device for belt-driven spindles, including drive unit: 1.5 kW WORKHEAD Swivel range: 0-90° Continuously variable RPM: 30-1000 min-1 Internal taper: Morse 5 Collets: W-25 Drive power: 0.55 kW Maximum workpiece weight between centers: 130 kg Grinding load between centers: 100 Nm TAILSTOCK Internal taper: Morse 3 Quill stroke: 35 mm Fine adjustment for cylindricity correction: ± 40 μm TECHNICAL CHARACTERISTICS: GUARANTEED WORKING ACCURACY Straightness of the generator over 630 mm: 0.003 mm Roundness during chuck grinding: 0.0003 mm CONNECTION VALUES Maximum absorbed power: 13 kVA Maximum permitted voltage fluctuation: -15%/+10% Maximum permitted frequency variation: ± 3% Required compressed air pressure: 5 bar Unless otherwise stated or in case of error or omission, these technical details are provided without engagement.

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. Nwjdpjraibvsfx Ahfjk

Condition: good (used), Year of construction: 2013, grinding diameter 390 mm grinding length 650 mm centre height 200 mm control Siemens 840D total power requirement 46 kW weight of the machine ca. 6 t dimensions of the machine ca. 3x3x2,4 m Universal cylindrical grinding – Type WUG21 (W27) Grinding length 650 mm EMAG Weiss stands for high-end technology in universal cylindrical grinding between centres. With its CNC-controlled WUG 21 machines, EMAG Weiss offers the right solution for virtually every user. --> Technical data Max. grinding length: 650 mm --> Centre height: 200 mm --> External grinding diameter: 1 – 390 mm --> Max. weight flying MK4: 100 kg --> Max. workpiece weight between centres: 250 kg --> Feed: --> X-axis travel: 480 mm --> Z-axis travel: 1.150 mm --> Workpiece headstock --> Tailstock --> Grinding spindle headstock --> Coolant device, manufacturer HYFRA, --> Belt filter, manufacturer Knoll, type KF 200 - year of manufacture 2012, --> Oil mist filter, manufacturer Cobaron Here are a few specifications for the machine: - Grinding length / max. workpiece length: 650 mm - Max. workpiece diameter: 400 mm (center-to-center distance: 200 mm) - Workpiece headstock: MK4, speed up to 600 rpm, continuously adjustable - Hydraulic NC tailstock with 150 mm stroke, MK4 - 2 external grinding spindles—1 wheel on the left, 1 wheel on the right—B- axis infinitely adjustable - Grinding wheel peripheral speed: 50 m/s - Grinding spindle motors: 7.5 kW each, toothed belt drive - Machine dimensions (without external peripherals): Width 4130 x Depth 2400 x Height 2300 mm - No rotating dressing device for CBN grinding wheels; only a holder for a stationary dressing tile Nwedpfxsw Inr Nj Ahfsk

Condition: used, Year of construction: 1964, 200 mm Nodoyacnvepfx Ahfjwk mechanical ja weight 1,5 t ja

Condition: good (used), Cylindrical grinding machine, external cylindrical grinding machine, internal cylindrical grinding machine, centering grinding machine, center grinding machine -Max. shaft diameter: 320 mm -Max. grinding length: 345 mm Nwsdoduiw Ajpfx Ahfsk -Chuck size: Ø 133 mm -Dimensions: 1925/1135/H1755 mm -Weight: 1592 kg -functionally tested

Condition: refurbished (used), Year of construction: 2023, operating hours: 3,000 h, functionality: fully functional, center height: 180 mm, workpiece weight (max.): 200 kg, grinding length: 1,000 mm, center width: 1,000 mm, grinding wheel diameter: 500 mm, total width: 2,600 mm, total length: 4,700 mm, total height: 2,200 mm, grinding diameter: 300 mm, workpiece weight between centers: 200,000 g, type of input current: three-phase, workpiece diameter between centers: 300 mm, workpiece length between centers: 1,000 mm, grinding wheel width: 100 mm, spindle speed (max.): 1,200 rpm, spindle speed (min.): 10 rpm, feed length X-axis: 320 mm, feed length Z-axis: 1,100 mm, feed rate X-axis: 1,000 m/min, feed rate Y-axis: 1,500 m/min, grinding spindle speed: 1,700 rpm, overall weight: 7,500 kg, pivoting range: 30 °, warranty duration: 12 months, year of last overhaul: 2023, input frequency: 50 Hz, rapid traverse X-axis: 1,000 m/min, rapid traverse Z-axis: 1,500 m/min, input voltage: 400 V, Schaudt PF43 U1000, manufactured in 1994, retrofitted (premium refurbished) by GSN in 2023. Siemens Sinumerik 840 D SL control system. Low operating hours, approximately 3000 hours since the retrofit. MK4 workpiece spindle, MK4 tailstock. Grinding travel: 300mm Workpiece length, including clamping devices, at maximum grinding travel: 450mm Grinding wheel dimensions: 500x100mm Nwedpfx Ahezcfnqjfsk Bore diameter: 203.2mm Controlled workpiece circumferential speed (WUG) SUG external cylindrical grinding spindle: 45m/s Freely positionable, automatic B-axis Machine with new, fully enclosed splash guard GSN measuring head Diatronic 22 including C2 and W axes/turret Touch probe sensor with hydrophone (water jet) including collision monitoring Tailstock retrofitted with automatic cylinder error compensation Clamping/unclamping adjustable via hydraulic clamping device Upgrade to a 15" screen on the control panel NEW PRICE GROSS 2023: €407,432.20 plus additional tools, etc.

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 650 Premium Retrofit Round Grinding Machine Manufacturer: Karstens Technical Specifications: Center distance: 750 mm Center height: 180 mm / (250 mm = Option) Workpiece weight: 100 kg cantilevered, 250 kg between centers Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MK 4, speed continuously adjustable 30-450 rpm, swivel range 0 - 90 ° Tailstock: MK4, quill stroke 45 mm, cylindrical correction Quill force: 200-600 N manually, (up to 2500 N possible, adjustable = Option) Table inclination: 12.5 degrees Travel of the feed spindle: 80 mm Rapid traverse: 50 mm Rough adjustment with air cushion: 280 mm Grinding spindle motor, external: 4 kW / (5.5 kW = Option) Continuously adjustable grinding wheel speed with potentiometer Grinding spindle motor, internal: 2.2 kW Workpiece spindle motor: 1.1 kW Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Nwedpeiv Audsfx Ahfjk Hydraulic tank: 80 liters Machine weight: Net 3500 kg Feed drive via DC motor Air cushion-supported rapid adjustment of the grinding spindle head for quick and safe positioning to the grinding location. Separate drive for the spindles for external and internal grinding. Fully automatic operating sequence, feed movement via wind rose switch: Rapid traverse forward, rapid traverse backward, grinding operation, feed stop, incremental feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding points Workpiece spindle head with continuously adjustable drive with a co-rotating and lockable spindle. Feed control, digital with Siemens panel and Siemens PLC for longitudinal grinding and plunge grinding, input for retraction, feed increments, feeds, dwell times, idle strokes, compatible with the old Karstens feed control, with color Siemens touch panel Scale in X and Z axes, manufacturer HEIDENHAIN. Similar to Weiss / EMAG / GP round grinding machines / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna.

Year of construction: 1985, condition: ready for operation (used), Offered is a conventional cylindrical grinding machine. Set to ZRO 40.10, protection class: IP54/IP32, control system: Erfurt electronic. Equipped with integrated control cabinet, workpiece feed system, separate control panel, coolant system. Weight: approx. 380kg, overall dimensions X/Y/Z: approx. 2500mm/1800mm/2000mm. Inspection possible by arrangement. Nwjdpfxoy Ulm Se Ahfek

Condition: excellent (used), Year of construction: 2020, operating hours: 9,999 h, functionality: fully functional, machine/vehicle number: 119 118, Schaudt – GSN Schleiftechnik Model: PS4 Year of manufacture: approx. 1986, completely overhauled/retrofitted in 2020 Control: CNC, Siemens SINUMERIK 840D after retrofit Application: External cylindrical grinding; plunge, oscillation, and face grinding possible Nedpfx Ahoxdcx Iefjwk

Condition: used, Centerless grinding machine ESTARTA 310 Nwodpfx Aeq Ehqfshfok

Year of construction: 1958, condition: ready for operation (used), Grinding length: 1500mm, center height: 175mm, max. workpiece diameter: 350mm, max. workpiece weight: 300kg, grinding wheel diameter: 450mm, grinding wheel width: 80mm, bore: 203mm. Machine dimensions X/Y/Z: approx. 3600mm/1900mm/1900mm, weight: approx. 4000kg. Documentation available. An on-site inspection is possible. Njdpfx Aeyg Nvmehfjwk

Condition: used, Cylindrical Grinding Machine TSCHUDIN type HTG 400 Between points: 400 mm Centre height: 100 mm Cone: CM4 Spindle speed: from 70 to 500 RPM Nedpfxjzww Iqo Ahfewk Max table travel: 420 mm Table orientation at 15° Grinding wheel: Ø 300 mm Retractable tailstock CM3 Machine rebuilt by REWITECH SA (Switzerland) in 1995 Equipped with one settling tank PHILIPS Voltage: 380 V Dimensions (L x W x H): 2000 x 1400 x 1600 mm Weight: approx 1,5 T

Condition: refurbished (used), Year of construction: 2026, center height: 100 mm, center width: 680 mm, total length: 620 mm, grinding diameter: 199 mm, Condition of the machine: The machine is currently in a used, unrevised condition. All wearing parts of the machine are replaced, including the feed spindle in the X-axis, and all assemblies are restored to a new condition. After the revision, the machine is easily comparable to a new machine. Geometry: The machine is completely dismantled except for the guides. Before the geometry of the individual tables and assemblies can be restored, the two guides of the Z and X axes are scraped by hand and restored to a new condition. After the work is completed, the machine receives a measurement report according to the manufacturer's original specifications. Electronics: Nsdpfx Ahsv Hqlrefswk The electronics and the control cabinet housing are completely replaced. All electrical parts are replaced, including the motors. Hydraulics: The entire lubrication system, including the lubrication unit, is replaced. The hydraulic unit is overhauled and the hydraulic lines are replaced with new lines. Painting: As soon as the geometry of the machine has been restored, it is prepared for repainting. All housings, tables and the machine bed are freed of the old paint, cleaned and repainted. Technical data of the machine: Center height: 100 mm Center width: 680 mm Grinding length: 620 mm Grinding wheel: 350 x 50 x 127 Weight and space requirement of the machine: 2600kg // 2320x1400x1450 mm Machine equipment (standard): • 1 piece grinding headstock Ø35 • 1 piece workpiece headstock MK5 • 1 piece protective cover for discs Ø 400 mm • 1 piece tailstock MK 3 standard • 1 piece flange Ø 127 mm • 1 piece hydraulic unit • 1 set of operating tools and operating instructions

Condition: good (used), grinding diameter 450 mm grinding length 600 mm centre height 140 mm workpiece dia. 280 mm number of turns of spindle head 63 - 400 U/min grinding wheel speeds 20-35 m/s dimensions of the machine ca. 2,4 x 1,9 x 2,1 m Nwsdpfx Ahoxcblqjfek

Condition: excellent (used), with internal grinding attachment Center height 125 mm Distance between centers 1000 mm Table size 1650 x 145 mm Grinding wheel 400 x 50 x 127 mm Grinding wheel speeds 1'500 - 2'200 rpm Grinding head turnable 270° Grinding wheel 225 x 20 x 76.2 mm Nwodpjy H Dq Hsfx Ahfek Misc. accessories MARCELS MASCHINEN AG

Condition: excellent (used), KELLENBERGER PRECISION UNIVERSAL CYLINDRICAL GRINDING MACHINE TYPE: 600 U YEAR OF MANUFACTURE: 2003 PARTIAL OVERHAUL: 2026 (Technical data see attached documents) Center height: 175 mm (without height adjustment) Grinding length: 600 mm Equipment: Nwjdpfjzhma Dsx Ahfok - Standard accessories - Internal grinding device for D: 80 mm max. incl. coolant supply through the workpiece spindle - Grinding wheel equipment left for D: 400 x 50 x 127 mm (standard) - Grinding wheel equipment right for D: 300 x 40 x 127 - Grinding wheel flange for wheels D: 400 x 50 x 127 mm (left) and D: 300 x 40 x 127 (right), balancing weights outside (3 pieces left, 2 pieces right) - Variable spindle drive with Danfoss frequency converter - Balancing device for dynamic balancing, type ELASO MANOBALANCE 750/EB 2000 - RENAUD internal grinding spindle type REN 828 (grease-lubricated with compressed air lock) - Various internal grinding mandrels for REN 828 – 1235, 1645, 2060, 2575 (4 pieces) - Various chucks HJNZ 28 for HJN 828 with 2 collets D: 3 mm and D: 6 mm - Tailstock standard MK 5 with adapter flange DIN 55027 size 5” Bore D: 38.2 mm (standard) - Sine bar on the tailstock - Tailstock with manual retraction for quill travel - Micrometer adjustment on the tailstock - Pneumatic relief of the tailstock - FORKARDT planetary three-jaw chuck D: 200 mm - REISHAUER wedge-bar three-jaw chuck D: 160 mm - Permanent magnet chuck D: 200 mm - Collet chuck for Schaublin B32 - Set of 59 collets Schaublin B32, D: 1.0 – 30.0 mm, graduation 0.5 mm - Set of 8 workpiece supports incl. holder - Three-jaw steady rest, 175 mm, foldable, D: 3-120 mm - Swiveling dressing tool for dressing during external, surface or internal grinding - Side and angled dressing tool for side and angled dressing of the grinding wheels - Dial indicator stop for table swiveling with dial indicator 1/100 mm - Dial indicator stop for table longitudinal movement with dial indicator 1/100 mm - Dressing stop for internal grinding - HEIDENHAIN Digital length measuring system for the X and Z axes - STREULI paper band filter SPB 3, 90 l/min at 0.26 bar, tank volume 240 l - WALDMANN machine lamp - Set of vibration-damping pads - Three-color paint finish (light gray RAL 7035/blue RAL 5012/dark gray RAL 7016) - New acceptance test report according to KELLENBERGER standard - CE conformity - Documentation Condition: very good, machine geometrically and mechanically overhauled (see geometry report)

Condition: used, Year of construction: 2005, Technical details: grinding diameter: 5 - 55 mm grinding length: 500 mm centre height: 75 mm Nwedpfx Ahszlh Spjfjk total power requirement: 45 kW

Condition: new, We offer you spare parts of all kinds for your conventional or CNC Karstens / EMAG WEISS / GP cylindrical grinding machine—covering your tailstock, workpiece headstock, grinding spindle headstock, ball screw spindles, glass scales, grinding wheel flanges, drive motors, axis drives (BOSCH SIEMENS), ECKELMANN controls, bellows, bearings, K11/K21 infeed controls (new and used), as well as Z-axis reversing blocks for exchange. We service machines from year of manufacture 1955 onwards: ASA-ASE-K10-K11-K12-K13-K16-K19-K21-K22-K23-K24-K25-K26-K27-K28- K29-K33-K35-K37-K50-K51-K52-K53-K57-W11-W21-GP cylindrical grinding machines—all assemblies based on Karstens design. Njdpsup Aiksfx Ahfewk Comparable/ EMAG-WEISS/ GP cylindrical grinding machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat.

Condition: refurbished (used), machine/vehicle number: 4507, Rectificadora sin centros ESTARTA 327 CNC Nwjdjg Ix Hmspfx Ahfek

Condition: used, Year of construction: 2001, We are selling grinding and regulating wheel spindles for a Lidköping CL 630. The machine is no longer for sale! Only the spindles 6x regulating wheel spindles 8x grinding wheel spindles Individually or in a package Nwjdpfx Ahjrf Ukqsfsk

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical Data: Center distance: 1100 mm Center height: 180 mm / (250 mm = Option) Workpiece weight: 100 kg unsupported, 300 kg between centers Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MK 4, infinitely variable speed adjustment 30-450 rpm, swivel range 0 - 90° Nwodpjiv Au Eofx Ahfsk Tailstock: MK4, quill stroke 45 mm Quill force: 200-600 N manually, (up to 2500 N possible, adjustable = Option) Table tilt: 10 degrees Adjustment travel of feed spindle: 80 mm Rapid traverse: 50 mm Rough adjustment with air cushion: 280 mm Grinding spindle motor (external): 4 KW / (5.5 KW = Option) Infinitely variable speed adjustment of the grinding wheel with potentiometer Grinding spindle motor (internal): 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 3800 kg Feed drive via DC motor Air cushion-assisted rapid adjustment of the grinding spindle stock for quick and safe approach to the grinding position. Separate drive for the spindles for external and internal grinding. Fully automatic operating sequence, feed movement via wind rose switch: Rapid traverse forward, rapid traverse backward, grinding operation, feed stop, incremental feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding points Workpiece spindle stock with infinitely variable drive with a rotating and lockable spindle. New digital feed control with Siemens panel and Siemens PLC for longitudinal grinding and plunge grinding, input for retraction, feed amounts, feeds, dwell times, rapid traverse distances, compatible with the old Karstens feed control, with a color Siemens touch panel, scale in X and Z axis, manufacturer HEIDENHAIN. Similar to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat /Bahmüller/Fortuna