Cylindrical grinding machine

Karstens Premium Retrofit K11 1000

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° 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) Kljdpjiv Au Eofx Aftsw 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

Year of construction: 1996, condition: ready for operation (used), Turning length: 450mm, spindle clearance: 65mm, speed: 4000rpm, main spindle/counter spindle power: 18.5kW/11kW, tool positions: 10, driven tools: 10, hydraulic capacity: 150l, hydraulic pressure: 60bar, connected load: 39kW. Rapid traverse X1/X2: 15m/min, feed force: 5000N, feed path: 140mm. Rapid traverse Z1/Z2: 30m/min, feed force: 8000N, feed path: 450mm. Rapid traverse Y1: 6m/min, feed force: 8000N, feed path: +/-35mm. Machine dimensions X/Y/Z: approx. 4150mm/2000mm/1800mm, weight: approx. 4750kg, control: Traub System TX 8F, operating hours: 78825h. Documentation available. On-site inspection is possible. Kljdpev Scrhefx Aftsw

Condition: used, Year of construction: 1998, honing diameter 90 mm stroke 490 mm throat 400 mm Klsdpot Hw T Sofx Aftow total power requirement 10 kW weight of the machine ca. 3.500 kg dimensions of the machine ca. m

Condition: ready for operation (used), Year of construction: 2015, Working container volume: 200 l Kedpfowcd Nzex Aftolw Usable volume: 125 l Max. workpiece (diagonal): 170 mm Screen area: 2190 cm² Max. centrifugal force: 49,000 N Coating partially damaged. There are 2 units available!

Condition: refurbished (used), Year of construction: 2009, functionality: fully functional, machine/vehicle number: 30214501, turning length: 2,000 mm, total length: 12,000 mm, WFL Millturn M60/2000 WORKING RANGE center distance mm 2000 swing over bed, turning diameter mm 690 MAIN DRIVE AC-drive with 2 gear steps drive power 100% duty cycle kW 40 max. speed min-1 3300 max. torque at the spindle 100% duty cycle Nm 1830 Kedpfsu Hl R Tjx Aftelw TAILSTOCK quill diameter mm 140 quill travel mm 160 quill force (adjustable) N 3500-31000 quill with installed live center MK 5 TOOL HOLDER (single tool holder, turning-boring-milling unit) AC-drive drive power 100% duty cycle kW 30 speed range max. min-1 6000 max. torque at the spindle 100% duty cycle Nm 315 travel vertical to the X/Z-plane (Y-axis) mm 300[-125/+175] pivot capability of the milling spindle (B-axis) ° -110/+90 spindle head acc. DIN 69893 HSK-A100 spindle diameter in front bearing mm 100 DIMENSIONS length (max. tool magazine) m 11 width/height m 3,9/3,3

Condition: good (used), Year of construction: 2018, operating hours: 7,819 h, functionality: fully functional, travel distance X-axis: 2,000 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 720 mm, rapid traverse X-axis: 50 m/min, rapid traverse Y-axis: 50 m/min, rapid traverse Z-axis: 50 m/min, STANDARD TECHNICAL SPECIFICATION – MAZAK CAPABILITIES Table work surface (length): 2,500 mm Table work surface (width): 820 mm Longitudinal (crosswise) X-axis travel: 2,000 mm Column (crosswise) Y-axis travel: 800 mm Spindle head (vertical movement) Z-axis: 720 mm Minimum distance from spindle nose to top of table: 140 mm Maximum distance from spindle nose to top of table: 860 mm Table load capacity (uniform load): 1,700 kgf Spindle head rotation (B-axis): ± 110° SPINDLE HEAD Spindle taper: 7/24 taper, No. 40 Maximum spindle speed (standard): 18,000 min⁻¹ Minimum spindle speed (standard): 35 min⁻¹ Main spindle motor output (continuous rating): 26.0 kW FEED RATES Rapid traverse (X-axis): 50 m/min Rapid traverse (Y-axis): 50 m/min Rapid traverse (Z-axis): 50 m/min TABLE Table length: 2,500 mm Table width: 820 mm T-slot width: 18 mm Number of T-slots: 7 Distance between T-slot centers: 100 mm Height from machine base to table surface: 870 mm AUTOMATIC TOOL CHANGER Tool storage capacity (standard): 30 Tool storage capacity (optional): 48 Tool selection: Mazatrol memory random access type Tool shank: CAT-40 / MAS BT-40 Max. tool diameter with adjacent tools: 80 mm Max. tool diameter without adjacent tools: 130 mm Ksdoya Hngjpfx Aftjlw Max. tool weight (with holder & taper pin): 8 kgf Max. total tool magazine weight: 150 kgf Max. tool length (from gauge line): 350 mm Tool change time (chip-to-chip): 4.7 s MACHINE DIMENSIONS Machine height (from floor): 3,355 mm Machine width: 4,250 mm Machine depth: 4,046 mm Machine weight: 14,000 kg OTHER Power supply voltage: AC380/400/415V ±10% Power supply frequency: 50/60 Hz ±1 Compressed air pressure: 0.5–0.9 MPa Compressed air capacity: 260 l/min Coolant tank capacity: 450 L STANDARD MACHINE EQUIPMENT – MAZAK GENERAL MACHINE OPTIONS Foundation kit (base bolts & plates) One set of adjusting tools Work area lighting Power transformer for European market USB I/F (1 port) MANUALS, DOCUMENTATION One set of documentation (CD) SPINDLE SPEED Spindle speed: 18,000 rpm (#40) MACHINE FRAME COLOR Mazak standard color (F white / S black) SAFETY, HEALTH Global safety measures Work area door interlock with locking switch Full machine enclosure Full-cover chip and coolant protection TOOL MAGAZINE 30-position tool magazine COOLING SYSTEMS Complete cooling system HIGH PERFORMANCE/HIGH PRESSURE COOLANT Through-spindle coolant (5 bar, 71 PSI) PRODUCTION AUTOMATION SYSTEMS Automatic ON/OFF + warm-up MEASURING SYSTEMS Automatic tool length measurement & tool breakage detection POSITIONING SYSTEM Absolute positioning system CHIP CONVEYOR Preparation for chip conveyor (left side) NC CONTROL UNIT – 15 Functions 19" color LCD (touch screen) 3-D coordinate conversion Position sensor B) Shape compensation for rotary axes EIA/ISO code input function (standard) Background tool path check LAN connection High smoothing control Mazak 2D software (shape compensation) Mazak 3D high-speed software package Mazak thread tapping / pre-tapping Tornado (Mazatrol) Mazatrol SmoothX CNC Movable control panel SD memory I/F (1 slot) + USB I/F (1 slot) Smooth standard software

Condition: good (used), Year of construction: 2009, Machine will come with robot . 42.000 rpm Kodpfxexfu S No Aftolw

Condition: excellent (used), Year of construction: 2007, STAR ECAS 12 CNC Swiss-type lathe TECHNICAL DATA Maximum machining diameter: 13mm Max. headstock stroke: 205 mm Maximum drilling capability: Stationary tool: 10 mm Power driven tool: 8 mm Maximum tapping capability: Stationary tool: M8 x P 1.25 Power driven tool: M6 X P1.0 Maximum milling capability: 10mm Maximum die cutting capability: M8 x P1.25 Maximum slotting capability: 1.5 x 4 mm Feed rate: Z1, X1, Y1, Z2, X2, Z3, X3, Y3: 18,000 mm/min C1, C2: 194,400°/min Maximum turning feed rate: Z1, X1, Y1, Z2, X2, Z3, X3, Y3: 18,000 mm/min C1, C2: 194,400°/min Minimum input increment: X1, X2, X3: 0.001 mm Z1, Z2, Z3, Y1, Y3: 0.001 mm C1, C2: 0.001° Spindle speed: 12,000 rpm Indexing angle: 0.01° Klsdswf Aclepfx Aftow Dimensions: 2588 x 1150 x 1765 mm Center height: 1040 mm Weight: 3500 kg SCOPE OF OFFER INCLUDES (list not exhaustive): Star Ecas 12 CNC lathe Coolant tank / pump High-pressure system Transformer Operating documentation Exact scope of offer as shown in the photo gallery No liability is assumed for the accuracy, completeness, or timeliness of the information.

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, 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. Kljdjt Hw Rdjpfx Aftsw * 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: good (used), Magnetic table 455 x 170 mm digital display water tank Klodpotu Il Tofx Aftew Honing device Wet sanding device