Cylindrical grinding machine

Karstens K11 650

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 Ijdpsiv Audefx Adwjtb 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. Scale in X and Z axis by HEIDENHAIN. Comparable with Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna.

Condition: excellent (used), Year of construction: 2010, functionality: fully functional, machine/vehicle number: MGB1320E, center height: 180 mm, workpiece weight (max.): 100 kg, grinding length: 500 mm, grinding wheel diameter: 400 mm, total width: 14,150 mm, total length: 18,000 mm, total height: 14,750 mm, grinding diameter: 320 mm, workpiece length between centers: 350 mm, grinding wheel width: 50 mm, spindle speed (max.): 3,000 rpm, feed length X-axis: 500 mm, feed length Z-axis: 150 mm, feed rate X-axis: 10 m/min, feed rate Z-axis: 1 m/min, overall weight: 2,100 kg, workpiece spindle speed (max.): 400 rpm, Equipment: rotational speed infinitely variable, Beijing Second Machine Tool Beijing Second Semi-automatic High Speed Cylindrical Grinding Machine MBS1320E On-line production equipment; test machine available; roundness within 0.001 beier machine tool works co ltd Online production equipment Itedpfx Adotr Azkewob machine testing available The roundness within 0.001

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 Itjdpfx Aewy Rnfodwjb 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

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! Isdpfxswy Ufus Adwetb 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 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

Year of construction: 1999, condition: ready for operation (used), Travel X/Y/Z: 1050mm/800mm/880mm, B-axis: 360°, table dimensions X/Y: 630mm/630mm, number of pallets: 2, max. workpiece weight: 1500kg, speed: 7000rpm, tool holder: SK50, power: 30kW, tool positions: 80, max. tool diameter: 135mm/260mm, max. tool weight: 30kg, rapid traverse: 40m/min. Machine dimensions X/Y/Z: approx. 6400mm/2600mm/3200mm, weight: approx. 19700kg, control: Mazatrol 640M PC-Fusion-CNC. Including 2-fold pallet changer for 630mm/630mm pallets. Documentation available. On-site inspection is possible. Isdpfovnd Suex Adwetb

Condition: used, Year of construction: 1999, Technical details: x-travel: 3 500 mm y-travel: 2 200 mm z-travel: 1 200 mm c-axis: +/- 200° control: Heidenhain TNC 426 spindle rpm - counter clockwise:: max. 10000 spindle rpm - clockwise:: max. 10000 distance between columns: 2 500 mm distance spindle /table: vertical: 1230 mm clamping surface area: Tisch: 3000 x 2000 mm table load: 10 t tool taper: HSK A 63 feed:: X/Y/Z: max. 20 m/min. compressed air: 8 bar total power requirement: ca. 100 kW weight of the machine ca.: 40 000 kg dimensions of machine: 18,0 x 6,0 x 5,8 m 5 axis Portal Milling Machine 5-axis portal milling machine Milling spindle: make Hauser type HS 256A-01 Uni, speed max. 10.000 rpm. direct drive Itedsu Nc Emjpfx Adwsb Milling head: make Hamül, fork type, A-axis integrated = angle of rotation +/- 110°. Tool changer: Hamül make, rotary indexing table type with rotary table, for 32 tool positions chip conveyor: 2 pieces hinged belt conveyor make DGS with water tank, insertion length 8.500mm make BKW type DL 55V-2KK, capacity 2,41 l/min.; (combined for oil- water mixture for oil and spindle cooling) Cooling lubricant system: belt filter make DGS type SBF 150 Operation: via control panel type Heidenhain LE 426 X-, Y- and Z-axis with Heidenhain measuring rods. manual control unit HR 410 hydraulic counterbalance (Z-axis) Equipment: Enclosure (protective walls with viewing windows and protective doors) hydraulic system working area lighting *

Condition: used, Year of construction: 2002, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm dimensions of the machine ca. 3,6/3,5 m Photos of identical machine with centre height 225mm Base: Kellenberger Kel-Varia UR175-1000 Kelco 120 Grinding head UR with T1-T2-T3 Basic equipment: -T1 500mm grinding disc diameter -T2 400mm grinding wheel diameter -Infinitely variable, high-resolution axis -Marposs measuring device for tool measurement -Active longitudinal positioning -GAP on T1 and T2 from ELASO contactless integrated in the control interface Semi-automatic balancing from ELASO integrated into the control interface -Tailstock with manual retraction -MK5 workpiece headstock with short taper DIN 55026 Belt-driven internal grinding device Options at an extra charge: - New high-precision workhead with torque drive - Internal grinding device for high-frequency spindles diameter 120mm -HF internal grinding spindle Fischer MFM-1224/42/31 D-21 -HF spindle with HSK holder 24,000 rpm with integrated GAP sensor. (delivery time) -CNC-controlled C-axis non-circular grinding -hydrostatic threaded spindle in x -new hydrostatic unit with only 1 pump and pressure accumulator thus better energy efficiency. -monitoring of the water content in the hydrostatic system -Suction system Further options available on request Mechanical overhaul: -Complete machine overhauled according to Kellenberger measurement protocol -New service-friendly cab -repainting Electrical overhaul: -New modern CNC CIRCULAR GRINDING MACHINE control with BEMA rough grinding surface -New control cabinet -New drive technology -Replacement of all electrical cables Berus pressure switches etc. -New absolute glass scales in x and z -New absolute rotary encoder (for B-axis) Control system: The grinding software consists of a basic licence and various options that are possible depending depending on the equipment of the machine. Basic software - External and internal pendulum grinding - External and internal plunge-cut grinding - External and internal pendulum grinding - External and internal plunge-cut grinding - External and internal taper pendulum grinding - External and internal radius grinding, radius dressed on disc - Semi-automatic pendulum grinding - Workpiece zeroing - Grinding wheel zeroing - Measuring the dressing diamonds - 2 moulding diamonds - 1 shaped diamond or dressing roll (dressing roll required) - Moulding roller (dressing roller required) - 3 Flat dresser - Corrections - Z-position measurement (probe required) - GAP probing (grinding device required) OPTIONS at an extra charge: Software profile plunge-cut grinding: - External and internal profile plunge-cut grinding with profile disc Profile grinding software: - External and internal profile grinding with straight disc Software thread grinding: - Single and multi-start external and internal thread grinding with thread on the disc Iedpfxouxfuce Adwstb disc Dressing. Dressing of single and multi-groove discs. Flank angle freely selectable. Trapezoidal thread grinding software: - Additional dressing of trapezoidal threads possible External and internal non-circular plunge-cut grinding: - External and internal non-circular plunge-cut grinding Non-circular grinding software: A prerequisite for non-circular grinding is that the workpiece axis is equipped with a high-resolution rotary encoder so th...

Condition: excellent (used), Year of construction: 2011, travel distance X-axis: 560 mm, travel distance Y-axis: 560 mm, travel distance Z-axis: 625 mm, rapid traverse X-axis: 60 m/min, rapid traverse Y-axis: 60 m/min, rapid traverse Z-axis: 60 m/min, nominal power (apparent): 30 kVA, torque: 163 Nm, table load: 400 kg, rotary table diameter: 400 mm, rotational speed (max.): 15,000 rpm, coolant supply: 20 bar, number of spindles: 48, tool length: 300 mm, tool diameter: 70 mm, tool weight: 10 g, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, Technical characteristics: CNC OSP P 200 Chip conveyor 48 tools Continuous table 360,000 pos. 15,000 rpm BT 40 Cooling through spindle 20 Bar Presetting on board table Shower work area washing system Itodpfx Adsuw Sq Uewjb P.S. The machine has always worked in full oil Teflon material

Condition: good (used), Manufacturer ESTARTA Model 301 MV Condition Used Stock number 4576 Location Badajoz, Spain Dimensions 1520x1020x1260mm Weight 1550 kg Opening between grinding wheels 1,5/50mm Max. grinding wheel width in plunge grinding plunge 125mm Dimensions of the working wheel (od x id x width) 300x125x175mm Øext.min. working wheel working wheel 220mm Max. depth of profile of working profile depth 8mm Dimensions of the driving wheel (od x id x width) 220x125x125mm Øext.min. of driving wheel drive wheel 165mm Max. depth of profile of the driving wheel Itedjr Ezfpjpfx Adwjb profile depth 8mm Grinding wheel motor power motor power 7,5Kw Motor power of grinding wheel driving motor power 0.75Kw Tilting angle angle of working working +/- 5º

Year of construction: 1990, condition: reconditioned (used), tangential grinding machine Brand: Jakobsen Model: 1432 Year: 1990 rpm: 1400 Grinding area: 800x400mm Table size: 1000x350mm Maximum load on table: 400kg Maximum piece height: 475mm Grinding wheel size: 350x50x127mm Heidenhain ND 221B height indicator. Magnet table 800x350mm electronic Selter with magnetization regulator. Ijdpfx Asiv S Avjdwetb Maximum distance between table and grinding wheel: 650mm MONNET brand filter of the year 2007 Includes sets of wheels (See photos).