Used External Cylindrical Grinding Machine for sale (86,750)

Year of construction: 1998, condition: ready for operation (used), General Data Machine weight 7500 kg Additional Equipment Measuring and positioning system tailstock Knodpfex D Rm Hox Aa Eef special chuck for shaft parts This Schaudt ZX 11 grinding machine was manufactured in 1998. It includes a Knoll VRF 450/2250 system and features transport dimensions of approximately 8 loading metres at a maximum height of 2.2 meters, weighing around 7.5 tons. Accessories include a measuring and positioning system, tailstock, and a special chuck for shaft parts. A great opportunity to buy this Schaudt ZX 11 grinding machine. Contact us for further details regarding this grinding machine. Application Types Grinding

Year of construction: 2003, condition: excellent (used), TOS Cylindrical Grinding Machine, Type Hol-Monta UB25x630 with CNC Control Kavalir K51/2 Original Year of construction 2003 with partial rebuilding 2022. Distanz between centers 630 mm Grinding Diameter max. 250 mm Knodpfehwtqusx Aa Esf Dimensions of Grinding wheel 400x40x127 mm Work-piece weight max. 65 Kg

Condition: used, Year of construction: 2007, Technical details: weight of the machine ca.: 24 t dimensions of the machine ca.: 3900 x 3500 x 2500 m -the machine has no B axis -two grinding spindles with one grinding wheel each - The transport instructions can be found in the documentation (attachment). including Hoffmann KSM filter system Loading list available Operating data v. : Operating time: 21727 h / production time: 11960 h Machine documentation: 1 set of circuit diagrams, electrical plans, operating instructions Knedox Aq Etjpfx Aa Eef Accessories: 2 replacement measuring heads Marposs S/500; prism supports Other: Hoffmann KSM filter system Machine condition: according to age, due to processing with emulsion *

Condition: good (used), Year of construction: 1984, Used TOS KAMENICEK model BUC63A x 3000 Universal cylindrical grinding machine. YEAR OF MANUFACTURE: 1984. MACHINE FORMERLY INSTALLED AT ROLLS ROYCE PLC IN DERBY UK. IMMEDIATELY FOR SALE AND NOW LOCATED IN BELGUIM WHERE IT CAN BE INSPECTED. SPECIFICATION Max Swing 630 mm Distance between centres 3000 mm Workhead swivel – towards wheelhead only 90 deg. mm Work spindle bored taper No. 6 M.T. Length of stroke of tailstock barrel 70 mm Tailstock barrel taper No. 6 M.T. Spindle nose clamping Din 55021 Swivelling of wheelhead + 30 deg – 10 deg Length of adjustment by re-circulating ball screw 290 mm Additional length of adjustment 250 mm Length of rapid feed 90 mm Length of infeed setting per each rev. of handwheel, measured on work diameter 0.5 mm Grinding wheel dia. X width X bore 750 x 80 x 305 mm Min. dia. of worn grinding wheel 570 mm Max. face width of grinding wheel 125 mm Rate of table traverse – steplessly variable 0.5-0.6 m/min Table traverse per 1 rev of handwheel 8 mm Swivelling of table +/- 5 deg. Max. permissible weight of work between centres 2500 kg Max. permissible weight of workpiece in chuck with overhang. (including weight of chuck) 150 kg Wheel spindle speeds (2) 840,970 rpm Grinding wheel surface speed 33 m/sec Work spindle speeds – int. var. in 2 ranges 8-50, 50-315 rpm Drive – total power required rated 31 kva Kodpfxsh U Rzne Aa Esnf Output of workhead motor 3 kw Output of wheelhead motor Electrics 15 kw 415V ,3Ph,50Hz Equipped with:- Additional wheel flanges, coolant system with clarifier and splash guards. FEATURES AND EQUIPMENT – Swivel Round Internal Grinding Attachment

Condition: excellent (used), functionality: fully functional, center height: 180 mm, grinding length: 500 mm, grinding wheel diameter: 410 mm, grinding wheel width: 40 mm, spindle speed (max.): 1,500 rpm, INTERNAL/EXTERNAL GRINDING MACHINE RIBON CENTER HEIGHT: 180 mm CENTER DISTANCE: 500 mm MAX. GRINDABLE DIAMETER: 360 mm Knjdpfx Aaex H Ip Ts Ejf

Condition: used, Support grinder for lathe FEIN Type: MB 2101 Ident No.: 2287997 Grinding wheel diameter: max. 150 mm Grinding wheel width: max. 20 mm Mounting taper: Ø15.5 - Ø13 mm, length 21 mm Motor speed: 4400 rpm Motor power: 550 Watt Electrical connection: 380 Volt, 50 Hz - Grinding spindle drive via flat belt - 1 pc. grinding wheel mount Ø 32 mm - 1 pc. universal grinding wheel Ø 146 x 20 mm Support grinder weight: 19 kg In good condition Kjdpsx A Imhefx Aa Ejnf

Year of construction: 2015, condition: ready for operation (used), Main Drive Spindle motor power 7.5 KW Knedpfx Aox D Hiwja Eef Tool taper 60 Additional Equipment Festool gripper arms Prism table (prisms are adjustable in length) This WEISS Rundschleiftechnik K52 grinding machine was manufactured in 2015. It features a robust MK4 center size, can handle workpieces up to 650cm, and has a center height of 180mm. The grinding wheel diameter is 500mm, and it includes a Marposs measuring device and an Eckelmann Enc 66 control unit. Consider the opportunity to buy this WEISS Rundschleiftechnik K52 grinding machine. Machine was general overhaul in 2023. Contact us for further details regarding this machine. Application Types Grinding

Condition: good (used), Year of construction: 2002, Offered here is a used CNC cylindrical grinding machine from the manufacturer Kellenberger, featuring a swiveling B-axis. The machine is currently powered and can be inspected on site. It will be loaded onto a truck free of charge. Manufacturer: Kellenberger Model: Kel-Vista UR 175 Year of construction: 2002 Control: GE Fanuc Series 21i-T Technical specifications: Key data: Center height: 175 mm Center distance: 1000 mm Grinding length: 1000 mm Workpiece diameter: 349 mm Intermediate unit: Rotating part with automatic indexing, division 2.5° Swivel range: -210°...+10° Workpiece spindle head: Swivel range: -10°...+100° Spindle speed: 8 - 800 rpm Internal taper: Morse taper 5 Guaranteed roundness for chuck work: 1 µm Workpiece weight for between-center grinding: 100 kg Tailstock: Taper: Morse taper 4 Quill stroke: 48 mm Grinding head UR: Left: 400 mm Right: 300 mm Internal grinding attachment: Mounting bore for high-performance internal grinding spindle: 80 mm Lower table (Z-axis): Center distance: 1000 mm Travel max.: 1150 mm Max. speed: 12 m/min Max. resolution: 0.1 µm Upper table: Center distance 1000 mm: 0°-6° With workpiece length under 800 mm: 0°-9° Grinding slide (X-axis): Ksdpex E D Euofx Aa Esnf Travel: 320 mm Speed: 6 m/min Max. resolution: 0.1 µm Machine weight: 3,500 kg

Condition: used, Year of construction: 2006, Technical details: grinding diameter: 5-55 mm grinding length: 500 mm total power requirement: 44 kW -- Intended use and general information -- Fully automated external and surface grinding of synchronous rings Centre height: 200 mm Grinding length: 500 mm Grinding wheel arrangement: right, 30° angled Grinding wheel dimensions: 600 x 30 x 203.2 mm Drive power: 7 kW X/Z axis drive: ball screw Travel speed: 0.01 - 10,000 mm/min. Resolution: 1 µm Concentricity of workpiece spindle: < 1 µm Workpiece changing system: Fanuc robot Control: Siemens Sinumerik 840-D Machine weight: 7,000 kg Centre height: 200 mm Kjdovg Thispfx Aa Ejnf Grinding length: 500 mm *

Condition: good (used), Year of construction: 2009, Control: Siemens 828-D SL Kjdpfoxyv Uzex Aa Eonf Max. grinding diameter: 500 mm Max. grinding length: 2000 mm Max. workpiece weight: 500 kg between centres Swiveling of grinding head: +45 / -15° (manual) Grinding wheel: 500/80/203 mm With steady rests With enclosure

Condition: as good as new (ex-display), Year of construction: 2025, Centre height: 181 mm Centre distance: 650 mm Maximum grindable workpiece diameter: 360 mm Max. load between centres (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: Infeed spindle travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse adjustment (air cushion): 280 mm Feed drive by DC motor Rapid feed rate: 48 mm/min/Ø Feed process: plunge grinding / longitudinal grinding 4 preselectable feed rates: mm/min/Ø 0.01–48 4 preselectable infeed amounts: mm 0.001–0.1 Spark-out time, oscillation grinding: 0–99 s / 0–99 strokes Tapping infeed: mm/Ø 0.001 Grinding spindle headstock: universal, swiveling: 0–180° Grinding wheel (external): D x b x d (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) Grinding wheel wear (external): mm/Ø 160 Guard width: 100 mm Grinding spindle diameter: 60 mm Internal spindle mounting: 80 (100) mm Workpiece headstock: Stepless variable drive: Mk 4, 1/mm 30–270 / 50–450 Workpiece spindle fixable Spindle bore: MK 4/24 mm Spindle nose for flange mounting: MK 4 mm cylindrical Ø63H6 x 6 Workpiece headstock swivel on rotary part: 0–90° Tailstock: Quill mounting / quill diameter: MK 4 / 75 mm Quill stroke: 45 mm Quill force: 100–800 N / 250–1400 N adjustable Quill actuation: manual (foot switch) Quill fine adjustment: ±40 µm Connections: Total connected load (machine): 6.5–10 kW Grinding spindle headstock: 5.5 (7.5) kW Workpiece headstock: 0.55 (1.1) kW Coolant filtration: 0.75–2.2 kW Guideway lubrication pump: 0.1 kW Hydraulic pump: 1.5 kW Hydraulic tank: 80 L Pneumatics: 6 bar Knjdjtqf Sqopfx Aa Ejf Comparable machines: Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Condition: used, FEIN Support Grinder Serial No.: G 95304 Model MB 406 Max. grinding wheel diameter: 100 mm Max. grinding wheel width: 20 mm Grinding wheel mounting: Ø 20 mm Motor speed: 6,800 rpm Motor power: 350 Watts Knsdpfox A Imbsx Aa Ejf Mains connection: 220 Volt, 50 Hz - Grinding spindle driven by flat belt - 1 universal grinding wheel Ø 98 x 20 mm included Weight: 11 kg Good condition

Year of construction: 2001, condition: ready for operation (used), General Data Measurements width 2850 mm Ksdjx D Hkbjpfx Aa Ejnf Measurements depth 4100 mm Measurements height 2350 mm Additional Equipment Automatic gripper clamping Various accessories and clamping devices Complete documentation Machine dimensions 4.1m x 2.85m x 2.35m / Dimensions of Felsomat workpiece loader 1.60m x 1.50m x 2.1m This 6-axis SAACKE UWIID grinding machine was manufactured in 2001. It features a NUM 1050 control, Num MDLU2 drives, a 24-pocket grinding wheel changer, and a Felsomat 70-slot workpiece loader. Equipped with CNC steady rest, automatic gripper clamping, and NUMROTO plus 3.8.1o software, it's ideal for manufacturing and resharpening. For more information about this grinding machine, please reach out to us. Application Types Grinding

Condition: used, Year of construction: 1997, Technical details: max. module: 7 weight of the machine ca.: 5 t worm grinding diameter: 280-350 mm width of grinding worm: 84-104 mm min. number of teeth: 6 max. number of teeth: 600 max. top circle diameter: 360 mm max. workpiece weight: 60 kg without filter Knjdpfx Aaex Aq Ege Ejf *

Condition: as good as new (ex-display), Year of construction: 2025, Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine 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. Ksdoiv Au Eepfx Aa Esnf Comparable to Weiss, EMAG, GP cylindrical grinding machines, Studer, Kellenberger, Schaudt, Tschudin, Tacchella, Dannobat.

Year of construction: 1997, condition: ready for operation (used), Main Drive Number of axis 5 Knodjx D Hkhepfx Aa Eef This 5-axis SAACKE UWIID grinding machine was manufactured in 1997. It operates on a 3 AC current type, with a frequency of 50 Hz and an operating voltage of 400 V. The machine features a rated power of 30 kW and a rated current of 52.9 A. Consider the opportunity to buy this SAACKE UWIID grinding machine. Contact us for more information. Application Types Grinding

Condition: as good as new (ex-display), Year of construction: 2025, 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: Kodpfx Astqf Rzsa Eonf 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 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

Year of construction: 2018, condition: ready for operation (used), Main Drive Ksdpfx Aasx D Sbro Eenf Spindle speed range 10000 rpm Number of axis 4 Additional Equipment Compliance with German and European regulations, including: Directive 98/37/EC (Machinery Directive) / Low Voltage Directive 73/23/EEC / Equipment and Product Safety Act (GPSG) /Prevention Principles (BGV A1) CE marking and written confirmation of compliance provided This 4-axis Willi Göbel GRS-III-2400-SP cylindrical grinding machine was manufactured in 2018. It offers precision and efficiency for your grinding needs. If you are looking to get high-quality grinding capabilities, consider the Willi Göbel GRS-III-2400-SP machine we have for sale. Contact us for more information. Application Types Grinding

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 . Ksdsraibvopfx Aa Eenf

Year of construction: 2005, operating hours: 22,640 h, condition: ready for operation (used), Control Unit Brand FANUC Model 21i-TB This 4-axis STUDER S33 cylindrical grinding machine was manufactured in 2005. It features a dynamic balancing unit, Marposs push button insert, and includes 2 CBN grinding discs. The machine also comes with approximately 20 internal grinding mandrels and 3 collets. Consider the opportunity to buy this STUDER S33 cylindrical grinding machine. Contact us for more information about this machine. Application Types Grinding Knsdjx D D E Aspfx Aa Eef

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. Kjdpeup Aikefx Aa Eenf Comparable/ EMAG-WEISS/ GP cylindrical grinding machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat.

Year of construction: 2022, condition: ready for operation (used), General Data Measurements width 710 mm Measurements depth 1565 mm Measurements height 1385 mm Machine weight 350 kg Main Drive Spindle speed range 1500 - 3000 Media Power consumption 700 W This HOFMANN GMT 35 grinding machine was manufactured in 2022. It operates on a 230 V AC supply, with a power consumption of 700 W. Features include a speed range of 1500 - 3000 min⁻¹, a water tank volume of 45 l, and a trough volume of 35 l. Dimensions are 1565 mm in length, 710 mm in width, and 1385 mm in depth, weighing 350 kg. Contact us for more information about this machine. Application Types Grinding Knjdpfx Aaex D Hk Ue Ejf

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 - 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 Knodpfoiv Audjx Aa Ejf - Scale in X and Z axes by HEIDENHAIN Comparable to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat

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) Knsdpfsh Riwdsx Aa Eef 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 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 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 Knodpfsh Rimmjx Aa Eef 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.