Used Karstens K 51-1500 for sale (42,770)

Condition: used, Year of construction: 2000, grinding diameter 360 mm grinding length 1600 mm centre height 180 mm internal diameter 0 mm grinding depth 0 mm swing diameter 0 mm total power requirement 40 kW weight of the machine ca. 10000 kg dimensions of the machine ca. m K A R S T E N S (Germany) Universal “CNC” - Cylindrical Internal and Face Grinding Machine also for grinding excentric and cam profiles and polygons and even suitable for Threadgrinding Model K 51 – 1500 Year 2000 Serial No. 99 093 Height of centres 180 mm Distance between centres / grinding length 1,700/1.600 mm Cylindrical Grinding: Grinding Ø, approx. 5 - 360 mm Grinding wheel: Ø x width x bore 500 x 100 x 127 mm Grinding spindle speeds (35 m/s / 50 m/s) 1.900 / 2.200 rpm Drives of cyl./int/face spindle units 7.5/4,0/7,5 kW Grinding Wheelhead: 3 Positions = B-Axis Head swivels in 3 positions = 240 ° / 17,5 degree X-axis adjustment in total 360 mm Increments for infeed 0,001 – 125 mm Workpiece wheelhead = C-Axis Spindle speeds steplessly adjustable 10 – 1.000 rpm Spindle taper / Spindle bore MK 4 / 24 mm Table speeds 0,01 – 10.000 mm/min Total electrical load 40 kW - 400 V - 50 Hz Weight, approx. 10,000 kg Accessories / Special Features: * Very versatile CNC Grinding Machine for almost all grinding purposes like External/Internal and Face grinding as well as for Excentric- / Cam- / Polygone Grinding and even for Thread Grinding * Free programmable CNC System make BWO Model 900 C with many grinding cycles and for easy input of the work-parameters. Graphic support, any many more features. * 3 position wheelhead with 3 Grinding spindles as B-Axis, one with measuring feeler (Z - Position) * MOVOMATIC Measuring Device Model ES 400 for diameter control, Ledot Hw Rdjpfx Akyjrk Probe head CR 60, to be mounted on table. * MPM Automatic Grinding wheel balancing Device, Dressing devices with diamantflees mounted on table surface and also motorized Diamantroll Profile dresser on table (for thread profiles, etc.) * Workhead and tailstock can be easily moved on table by air cushion. Hydraulic quill on tailstock. * No Coolant Device available ! Condition : Good to very good. Machine can be inspected under power. Delivery : Ex stock as inspected. Payment : Net, after conclusion of contract.

Condition: new, For sale: High-quality steel compensator (compensating hose / Ringwellschlauch) from the renowned brand BOA, designed for industrial applications. This component is used for: - compensation of thermal expansion - vibration and noise damping - reduction of stresses in piping systems Lrodoyzirxepfx Akyjk Manufactured from stainless steel 1.4404 (INOX), it is perfectly suited for demanding operating conditions (water, gas, industrial, and process installations). ⚙️ Technical Specifications Manufacturer: BOA Nominal diameter: DN125 Length: 1500 mm Pressure rating: PN16 Material: stainless steel 1.4404 (INOX) Type: compensating hose / steel compensator Connections: flanged Construction: corrugated hose with stainless steel braid Standards: ISO 10380 / DIN 📏 Dimensions Approx. internal diameter: 125 mm Total length: approx. 1500 mm ✅ Benefits ✔ reputable manufacturer BOA ✔ excellent corrosion resistance ✔ long service life ✔ vibration and stress damping ✔ flexible design ✔ fast installation (flanged) 📦 Scope of delivery 1x compensator DN125 (as shown in the photos)

Condition: used, Year of construction: 2002, grinding diameter 450 mm grinding length 1500 mm centre height 225 mm Control FAGOR EQUIPEMENT - T1: grinding wheel diameter 500 mm - T2: grinding wheel diameter 400 mm - T6: HF Fischer spindle MFV or MFZ 1224/1242/1260 - T7: HF Fischer spindle MFV or MFZ 1224/1242/1260 - Marposs tool measurement - active longitudinal positioning - Elaso GAP-control on T1 and T2 contactless integrated in the control surface - Elaso GAP internal grinding with fluid sensor for T6 and T7 - semi-automatic balancing by Elaso integrated in the control surface for T1/T2 - tailstock hydraulic with fine adjustment +/- 150 microns - dresser on workpiece spindle side table mounted - dresser on tailstock side table mounted - dresser on upper table - new service- and userfriendly housing SPECIAL EQUPEMENT: Workhead with direct drive - strongly recommended for non-circular grinding - workpiece weight flying max. 75kg - workpiece weight between centres 150kg - water-cooled B-axis with direct drive - center height 225 mm - extremely torsionally stiff - highly accurate positioning - resolution ° - water-cooled Hydrostatic ball screw - x-axis - wear-free, as there is no contact during operation - no loss of precision, even during long-term use at full load and maximum speed - no friction at low speeds - no friction force backlash when the direction of rotation changes - translates even the smallest rotational movements - no stick-slip effect even at low speeds - no fluctuations in frictional torque due to ball circulation - higher axial stiffness compared to ball screws - significant improvement in damping, resulting in better workpiece surface finish and tool life - no oscillations due to ball circulation - also suitable for high speeds and accelerations - cost-effective alternative to the linear motor with greater precision and significantly lower heat generation - significantly less power dissipation and, as a result, no problems with swarf on permanent magnets New hydraulic unit - optimized temperature control (chiller) - Energy-saving Only one pump controlled by VFD - Pressure monitoring - monitoring of the hydrostatic oil for water content. (Damage to the bellows is recognised and detected prematurely) -fine adjustment +/- 150 microns Lrodpfx Aeuxfu Nokysk Paper belt filter 375l – alternative 480l Grinding mist extraction system – emulsion MECHANICAL OVERHAUL -complete machine according to Kellenberger protocoll -new painting ELECTRICAL OVERHAUL - new modern Fagor CNC with BEMA HMI - new electric cabinet - new digital drive technology - replacement of all electrical cables, switches etc. - new absolute external scales in x- and z-axis - new absolute encoder (B-axis) Grinding software BEMA-Standard: - workpiece zeroing - grinding wheel zeroing - dressing diamond measuring - corrections - external and internal surface grinding - external and internal angle grinding (turning of the b-axis, dressing with straight wheel) - external and internal radius grinding (radius dressed on wheel) - semi-automatic traverse grinding - workpiece zeroing - 2 dressing diamonds - 1 dressing blade - dressing roll - 3 flat dresser - corrections - Z-position measurement - GAP control Optional grinding cycles at no extra charge: Profile plunge grinding: - external and internal profile plunge grinding with profile wheel Pr...

Condition: used, grinding diameter 350 mm grinding length 1500 mm centre height 175 mm Lodot Ii Rfspfx Akyjrk Grinding wheel left 500mm diameter Grinding wheel head fix. No swivelling possible. With new control. With new enclosure Overhauled according to Kellenberger protocoll

Condition: used, Year of construction: 2000, turning diameter 500 mm turning length 1500 mm Lrjdpfx Aovh Ncrjkysk control MONFORTS CONTROL control SYSTEM MTC-K turning diameter over bed slide 290 mm spindle bore 70 mm spindle turning speed range 3 - 2800 U/min spindle power 15 kW max. torque on the spindle 1530 Nm spindle head DIN 55027 Gr. 8 feed power X/Z axis 11300 N rapid travel - longitudinal/face 10 / 5 m/min bed width 360 mm travel of cross-slide 265 mm upper slide travel 140 mm turning tool - shaft cross cut 32 x 25 mm tailstock quill diameter 80 mm tailstock quill stroke 160 mm tailstock taper MT 5 weight of the machine ca. 3,3 t dimensions of machine L x W x H 3,45 x 1,65 x 1,93 m Accessories: 3-jaw chuck ROTA-S plus 250 mmø, 4 pos. toolholder PARAT, coolant

Condition: ready for operation (used), Year of construction: 1995, functionality: fully functional, machine/vehicle number: 198/04, turning length: 1,500 mm, turning diameter: 500 mm, swing diameter over cross slide: 290 mm, spindle speed (min.): 3 rpm, spindle speed (max.): 2,800 rpm, bed width: 360 mm, total length: 3,325 mm, total width: 1,550 mm, total height: 1,740 mm, type of input current: three-phase, overall weight: 3,800 kg, torque: 1,520 Nm, spindle diameter: 70 mm, workpiece length between centers: 1,500 mm, Well-maintained Monforts KNC 5 with extensive accessories. Can be inspected under power. Please refer to the pictures for the complete equipment. 3-jaw chuck 4-jaw chuck Faceplate Lsdpfoyn U T Tex Akysrk Collet chuck 173 E Chip tray Coolant pump Tailstock

Condition: good (used), functionality: fully functional, spindle bore: 70 mm, turning length: 1,500 mm, turning diameter: 500 mm, overall weight: 3,300 kg, Monforts KNC5-1500 Lathe in good condition for sale. The machine operates perfectly. Included accessories comprise all documentation, a quick-change toolholder, and a chip conveyor as shown in the photos. Inspection under power is gladly possible. Loading can be arranged by forklift or crane. Working area: Distance between centers: 1,580 mm Swing over bed: 500 mm Swing over cross slide: 290 mm Cross slide travel: 265 mm Top slide travel: 140 mm Bed width: 360 mm Cross slide width: 220 mm Bed slide guide length: 615 mm Turning tool shank size: 32x25 mm Spindle diameter at front bearing: 100 mm Spindle nose as per DIN 55027, Size 8 Bar capacity: 70 mm Spindle taper (metric): 80 Main drive: steplessly variable, three-phase AC motor Drive power (50/100% duty cycle): 15/11 kW Total speed range: 2-2,800 rpm Gear stage I: 2-280 rpm Gear stage II: 7-1,120 rpm Gear stage III: 28-2,800 rpm Three-phase servo drive with mechanical safety clutch Rapid traverse speed longitudinal/cross: 10/5 m/min Thread cutting range: longitudinal and taper threads, pitch 0.001-500 mm Tailstock: quill diameter 80 mm Quill stroke 160 mm Internal taper MK5 Tool system: Multifix quick-change toolholder, size C Coolant system: pressure/delivery rate 0.4 bar / 10 l/min Machine dimensions (LxWxH): 3,330 x 1,550 x 1,790 mm Weight (transport unit): approx. 3,300 kg Bed: – Torsion-resistant bed, guideways hardened and ground Gearbox: 3-stage with limit switch monitoring Spindle: – Front spindle bearing: double-row cylindrical roller bearing with tapered bore combined with double-row angular contact bearing – Electric holding brake in main drive motor – Full-length cross slide with adjustable gib Longitudinal and cross feed driven by variable-speed three-phase AC motor via precision ball screw Feed and rapid traverse operated via cross selector lever Longitudinal and cross movements via electronic handwheels Increment selector switch in combination with electronic handwheel Additional contour handwheel Automatic central lubrication for guideways and ball screws Clampable top slide – Quick-change toolholder – Bedway clamping by excenter lever – Additional clamping via tension bolts for heavy workpieces – Quill adjustment by handwheel – Quill tip holder MK5 Connection voltage: 3 x 400 Volt +/-10%, 50 Hz for TN-S or TN-C networks without RCD Lsdpeypbcdofx Akyork Total connected load: 16 kVA Transistor-controlled three-phase main drive with speed monitoring If you have any questions, please feel free to contact us at any time.

Year of construction: 1996, condition: ready for operation (used), Center distance: 1500mm, rotational speed: 3-2800/min, max. swing over bed/ slide: 500/ 290mm, controls: Monforts Control-System K, weight: 3.3t, with accessories, without tools. Lrsdpfeip D Rhsx Akysk

Condition: good (used), Technical data for the pallet rack traverse: Racking system: Link 51 Type: Boltless XL Included in delivery are: 01x pallet rack traverse, used Lsdpfx Aokv Urwjkyerk Material color: yellow box profile: 80|53 x 45|25 mm Type of truss: 4 BST Step profile: H 28 mm, W 20 mm agraffe: 4 HK (hooks) clear width: 2.700 mm max. load per truss pair 900 kg, with evenly distributed load 02x safety pins, used execution: compl. galvanized To secure the longitudinal beams against unintentional lifting out Further information about the pallet rack traverse: The traverse type 4 BST is used to insert chipboards, steel panels or similar, which then finish +/- flush with the upper edge of the shelf traverse. This means that there is no loss of height, and the front of the step crossbar protects the shelves or the insertion segments from damage. The crossbars are not used for pallet storage, but as picking levels; i.e. storage of cartons, small parts or similar.

Condition: good (used), Linear drive, linear gearbox, lifting gearbox, spindle drive, linear axis, toothed belt axis -Manufacturer: Festo, Linear actuator type DGE-25-1500-ZR-LK-RH-KF-GK -Stroke length: 1500 mm -Servo motor: Festo type EMMS-AS-55-M-LS-TM -Planetary gearbox: Neugart PLE 80 -Quantity: 5 pieces available Price: per piece Ledoud Urrspfx Akyork -Dimensions: 1880/70/H340 mm -Weight: 12.7 kg/pc.

Condition: good (used), Year of construction: 1998, functionality: fully functional, machine/vehicle number: 220-15, turning diameter over cross slide: 290 mm, spindle bore: 70 mm, turning length: 1,500 mm, turning diameter: 500 mm, quill diameter: 80 mm, quill travel distance: 160 mm, center height: 255 mm, rapid traverse X-axis: 5 m/min, rapid traverse Z-axis: 10 m/min, spindle speed (min.): 2 rpm, spindle speed (max.): 2,800 rpm, feed length Z-axis: 1,500 mm, bed width: 360 mm, total length: 3,330 mm, total width: 1,550 mm, total height: 1,790 mm, mount diameter: 300 mm, type of input current: three-phase, spindle motor power: 15,000 W, travel distance cross slide: 265 mm, overall weight: 3,300 kg, rotational speed (min.): 2 rpm, rotational speed (max.): 2,800 rpm, three-jaw chuck diameter: 250 mm, workpiece length between centers: 1,500 mm, chuck outer diameter: 250 mm, The machine is ready for immediate operation. The axis module and main spindle module were replaced in 01/2024 with completely overhauled modules, and all cables from the bed slide to the operator panel were replaced. The machine guideways are in good condition and fits in the H-5 tolerance range are not an issue. Included accessories: original steady rest, Röm 250 wedge-bar three-jaw chuck, and Multifix tool changer size C. Lrsdpoxzzluofx Akyok

Condition: used, Year of construction: 1999, grinding diameter 360 mm grinding length 650 mm centre height 180 mm Control SIEMENS 840 D total power requirement 15 kW weight of the machine ca. 9500 kg Lredpet Hw A Hefx Akyok dimensions of the machine ca. m

Condition: as good as new (ex-display), Year of construction: 2025, Offered is a conventional cylindrical grinding machine EMAG W 11 Evolution. The conventional external-internal face cylindrical grinding machine fits perfect for single parts, prototypes and small batches. The basis of the EMAG W 11 Evolution machines is the established KARSTENS cylindrical grinder concept. No hydraulics, axis drives with servo motors and screw spindle drive, technology entry of the grinding parameters via touchscreen, automatic dressing with compensation, automatic axis release. Lredpfxjtmrlhj Akyek TECHNICAL DATA Workpiece lenght: max. 1,500 mm Center height: 200 mm | Ooption 320 mm Workpiece weight: 250 kg External grinding wheel diameter: max. 500 x 80 mm Workpiece headstock: MK4 | Option MK5 / MK6 Tailstock: MK 4 Price, delivery time and equipment of the machine according to agreement.

Condition: used, Year of construction: 1901, 1500 ltr. Capacity PTO shaft Container attachment Hydraulic pusher / Lredper Hnt Usfx Akyek

Condition: used, operating hours: 6,235 h, machine/vehicle number: 169, mileage: 48,250 km, color: orange, First registration 08/1995 permissible total weight 4,000 kg Errors excepted Lredpoiuludefx Akysk

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 Lredpjy Ezbtefx Akyok 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 Ljdpjxbh Ebefx Akysrk Innenschleifvorrichtung Reitstock mit Zylindrizitätsfeinverstellung Hydraulische Reitstockpinole Etc... Luftkissenschnellverstellung Schleifspindelstock

Condition: excellent (used), For sale: High-end SIEMENS industrial electric motor – robust German engineering, designed for demanding applications. The motor is equipped with an encoder (2048 pulses) and a temperature sensor, allowing for precise control and operation monitoring. Visual condition is good with normal signs of use for industrial equipment. Technically, the motor is fully functional. ⚙️ Technical data Manufacturer: SIEMENS Model: 1PH7167-2NF03-0BJ0 Type: 3-phase electric motor Power: 37–45 kW (depending on voltage) Voltage: 350–459 V Current: 76–82 A Speed: 1500 / 1750 / 2000 rpm Duty: S1 (continuous) Protection rating: IP55 / IP54 Encoder: D01 2048 S/R Temperature sensor: KTY 84-130 Standard: EN 60034 Country of manufacture: Germany 📌 Additional information ✔ robust construction – SIEMENS industrial quality ✔ pulley installed ✔ complete wiring set + encoder ✔ ideal for CNC machines, production lines, industrial drives Lredpsyyppnofx Akysk ⚠️ Condition / remarks Motor in good technical condition Normal signs of use are visible One mounting lug has a small crack (visible in the photo) – does not affect operation. 🚚 Shipping / collection Pallet shipping available Personal collection possible Assistance with transport organization provided

Condition: used, Year of construction: 1982, Toyota fd15 Bj 1982 Hours Lrsdsyvt Dbspfx Akyok

Condition: as good as new (ex-display), Year of construction: 2026, Centre height: 181 mm Centre distance: 1000 mm Maximum grindable workpiece diameter: 360 mm Max load cantilevered: 1000 N (100 kg) Max load between centres: 3000 N (300 kg) Z-axis: Table swivel angle: 10° Table drive, hydraulic: 0–4 m/min X-axis: Cross slide travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse adjustment – air cushion: 280 mm Infeed drive by DC motor Rapid infeed speed: 48 mm/min/Ø Infeed cycle: Plunge grinding / Longitudinal grinding 4 preselectable speeds: mm/min/Ø: 0.01–48 Lrodpfstqf Rzjx Akyek 4 preselectable infeed increments: mm: 0.001–0.1 Automatic shut-off during stop-grinding: 0–99 s or 0–99 strokes Stepwise infeed: mm/Ø: 0.001 Grinding headstock universal, swivelling: 0–180° Grinding wheel (OD): D x width x bore: 500 x 100 x 127 mm or 203.2 mm Grinding wheel (face, option) D: 250 x 32 x 76.2 mm Grinding wheel (ID, option) D: 2–250 mm Drive power, external/face: 5.5 (7.5) kW Drive power, internal: 2.2 kW Peripheral speed, external: 35 (50) m/s Grinding wheel wear (OD): mm/Ø: 160 Guard width: 100 mm Grinding spindle diameter: 60 mm Internal spindle mounting: 80 (100) mm Workpiece headstock: Infinitely variable drive: MK 4, 1/min: 30–270 / 50–450 Workpiece spindle lockable Spindle mounting: MK 4/24 mm Spindle nose for flange attachment: MK 4, cylindrical Ø63H6 x 6 mm Headstock swivels on rotating part: 0–90° Tailstock: Quill mounting / Quill diameter: MK 4, 750 mm Quill stroke: 45 mm Quill force, N: 100–800 / 250–1400 adjustable Quill operation: manual (foot switch) Quill fine adjustment: ±40 μm Connections: Total machine connected load: 6.5–10 kW Grinding headstock: 5.5 (7.5) kW Workpiece headstock: 0.55 (1.1) kW Coolant filtration: 0.75–2.2 kW Lubrication pump – guideways: 0.1 kW Hydraulic pump: 1.5 kW Hydraulic tank: 80 l Pneumatics: 6 bar Comparable to: Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

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. Lrodpfxjraibvj Akyok

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 Lsdsh Riwdspfx Akyerk 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. 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: 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 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 Lrsdpfx Aksh Rixxeyjk 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, Center height: 181 mm Center distance: 650 mm Maximum grindable workpiece diameter: 360 mm Max. load (overhung): 1000 N / 100 kg Max. load (between centers): 3000 N / 300 kg Z-axis Table swivel angle: 10° Table drive hydraulic: 0–4 m/min X-axis Cross slide travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse positioning—air cushion: 280 mm Infeed drive via DC motor Rapid feed rate: 48 mm/min/Ø Infeed process: Plunge / Longitudinal grinding 4 pre-selectable feed rates: mm/min/Ø 0.01–48 4 pre-selectable infeed increments: mm/ 0.001–0.1 Spark-out during end stop grinding: s 0–99 / 0–99 strokes Jog infeed: mm/Ø 0.001 Grinding spindle headstock—universal, swiveling: degrees 0–180 Grinding wheel (external): D x width x bore mm 500x100x127 or 203.2 Grinding wheel (face, option): D mm 250x32x76.2 Grinding wheel (internal, option): D mm (2–250) Drive power (external, face): kW 5.5 (7.5) Drive power (internal): kW 2.2 Peripheral speed (external): m/s 35 (50) Lodpfx Aetqf Sqskyork Grinding wheel wear (external): mm/Ø 160 Wheel guard width: mm 100 Grinding spindle diameter: mm 60 Internal spindle mount: mm 80 (100) Workpiece headstock: Infinitely variable drive, MK 4: 1/min 30–270/ 50–450 Workpiece spindle lockable Spindle mount: mm MK 4/24 Spindle nose for flange mounting: MK 4 mm cylindrical Ø63H6 x 6 Workpiece headstock swivels on the rotary part: degrees 0–90 Tailstock: Quill mount / quill diameter: mm MK 4/750 Quill stroke mm: 45 Quill force N: 100–800 / 250–1400, adjustable Quill actuation: manual (foot switch) Quill fine adjustment: ±40μm Connections: Total power requirement of the machine: kW 6.5–10 Grinding spindle headstock: kW 5.5 (7.5) Workpiece headstock: kW 0.55 (1.1) Coolant cleaning: kW 0.75–2.2 Guideway lubrication pump: kW 0.1 Hydraulic pump: kW 1.5 Hydraulic tank: liters 80 Pneumatics: bar 6 Similar 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 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) Lrodpjiv Audefx Akyek 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. Scale in X and Z axis by HEIDENHAIN. Comparable with Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna.