Used Internal Grinding Spindles for sale (22,584)

Condition: ready for operation (used), Year of construction: 2005, functionality: limited functionality, spindle speed (min.): 31,000 rpm, Equipment: rotational speed infinitely variable, We are offering for sale, due to a trade-in, a TOS BDU 250 A internal cylindrical grinding machine with the following specifications: Grinding diameter: 250 mm Maximum longitudinal table travel: 600 mm Maximum internal diameter: 250 mm Smallest diameter: 10 mm Workpiece spindle speed: 25; 45; 80; 140; 250; 450 rpm Internal grinding spindle mount: Currently Ø 100 mm Maximum diameter without chuck guard: 470 mm Adjustment of grinding headstock: 15° and 90°, mounted on an oscillating longitudinal table. Kfsdpfxew Rllxs Aansa Equipment: - Coolant tank - Hydraulic unit - Used internal grinding spindle - Machine lamp - Documentation and operating manual Machine information: Machine fault (transformer faulty, automatic operation possible only without dressing device).

Year of construction: 2014, condition: ready for operation (used), Grinding diameter: 6mm-150mm, max. grinding stroke: 125mm, swing diameter over table/with cover: 600mm/260mm, travel X/Z: 500mm/170mm, rapid traverse: 10m/min, feed: 10m/min, resolution X/Z: 0.0001mm, workpiece spindle speed: 850rpm. Machine dimensions X/Y/Z: approx. 2550mm/3100mm/1800mm, weight: approx. 2600kg. Documentation available. An on-site inspection is possible. The machine is located in China. Kodpfx Aaexf Ikfonofa

Condition: used, Year of construction: 1987, functionality: fully functional, machine/vehicle number: 3520.17.137, Tripet TST201CNC No. 3520.17.137, Year of Manufacture: 1987 Kfjdpswffmmsfx Aansa Power: 76 kW

Condition: used, Year of construction: 2003, internal diameter 99999 mm grinding depth 99999 mm swing diameter 99999 mm grinding diameter 99999 mm grinding length 200 mm centre height 175 mm CNC internal grinding machine B-axis 4 x 90° Q-axis for adjusting tapers Used with minor maintenance 2 HF internal grinding spindles: -Fischer MFM 1090 90,000 rpm Kfsdpfx Aaeuxft Ssnoa -Fischer MFM 1242/60 42,000-60,000 rpm 1 external grinding motor spindle Fischer MFVS1407 7,000 rpm -Pneumatic power clamping device with 20mm stroke -Dressing device with 2 swivelling arms, hydraulically foldable back -Grinding detection ring sensor Dittel on the workpiece headstock -Passive grinding detection with magnetic base -Paper belt filter 375 l

Year of construction: 2014, condition: good (used), machine/vehicle number: 2014-1313, Offer 22651 Technical data: - mobile version with motorized forward - reverse drive + steering - mot. grinding stroke forward - backward with speed control - grinding stroke longitudinal forward + backward - mot. contact pressure - grinding pressure regulation - grinding belt dimension approx. 2000 x 50 mm - contact wheel B 60 / D 300 mm - pneumatic connection 6 bar - drive 400 V / 2880 rpm / 7 kW - space requirement approx. W 5700 x H 1200 x D 1400 mm Kfedpfx Aasi Apb Nsnoa - Weight approx. 800 kg

Condition: used, Year of construction: 1973, min./max. hole to grind 8 / 10 mm max. grinding depth by internal grinding 150 mm swing dia. 450 mm workpiece spindle bore 35 mm max. swivability 30 ° min/max. table longitudinal travel 5 / 150 mm/min Internal Grinding Machine | D14 - 1973 Kedpfxet Rlgus Aanjfa The machine is in a well-maintained condition. Please refer to further technical details in the attachement of the offer. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #Tags: D-14 | D 14

Condition: refurbished (used), Year of construction: 2025, Studer S30 Center height: 125 mm center width: 650 mm Workpiece weight: 80 kg Other freely selectable options: - Completely new control cabinet with SPS-Basic and panel - Conversion to ball screw incl. SPS-Pro (cycle controlled) - "Workpiece memory"-SPS-PRO for 10/15/30/50 workpieces - Glass scale in X- and Z-axis - Swiveling internal grinding device - Motor spindle for internal grinding device - Frequency converter external grinding spindle - Frequency converter for internal grinding spindle - Grinding sensor system - Contact protection on external grinding spindle - Safety door - manually operated - Grinding wheel flange - LED spot with flex arm - suitable coolant system Kodjd Hdxwjpfx Aanjfa

Condition: refurbished (used), Year of construction: 2025, functionality: fully functional, center height: 150 mm, total length: 620 mm, Mechanics: All wear parts of the machine are replaced, including the infeed spindle in the X-axis. All assemblies are restored to as-new condition. After the overhaul, the machine is comparable to a new machine. Geometry: The machine is completely dismantled down to the guides. Before the geometry of the individual tables and assemblies can be restored, both guides of the X and Z axes are scraped by hand and restored to as-new condition. After completion, the machine receives a measurement report in accordance with the manufacturer's specifications. Painting: Once the geometry of the machine has been restored, it is prepared for repainting. All housings, tables and the machine bed are stripped of old paint, cleaned and repainted. Hydraulics: The entire lubrication system, including the lubrication unit, is replaced. The hydraulic unit is also completely overhauled. Conventional internal cylindrical grinding machine TSCHUDIN HTG 610I Equipment of the machine: Technical data: Center height: 150 mm Center width: 680 mm Grinding length: 620 mm Weight and space requirement of the machine: 2500kg // 2340x1445x1900 mm Machine equipment (standard): 1 pc. Workpiece headstock MK5 1 pc. Control panel 1 pc. Holder for internal grinding spindle 1 pc. Speed control unit for belt spindle (UJ50 / UJ80) FISCHER 1 pc. Hydraulic unit Optional: Kfjdjurw Uyspfx Aanja - Digital measuring system 2-axis - Freely adjustable speed (1-800 rpm) incl. soft start (higher speeds are optionally possible after clarification of technical details) - Separate low speed for part alignment

Condition: ready for operation (used), Year of construction: 1998, functionality: fully functional, machine/vehicle number: 847/0021, center height: 1,180 mm, spindle speed (max.): 12,000 rpm, workpiece spindle speed (max.): 1,100 rpm, feed length X-axis: 350 mm, feed length Z-axis: 530 mm, Especially suitable for grinding operations, drilling, and flat surfaces for custom parts (e.g., various bevel gears) Ksdpfxjwm H H Rj Aanjfa TECHNICAL DETAILS Center height: 1,180 mm Max. grinding flat surface: Ø 200 mm Max. grinding depth: 70 mm Closable bore: max. Ø 250 mm Max. distance front edge of workpiece spindle – grinding wheel mount: 250 mm Max. workpiece weight + clamping devices: 150 kg X-axis: 350 mm Z1-axis: 530 mm Controller: CNC Sinumerik 840 D Spindle Speeds Main spindle (stepless): up to 12,000 rpm Workpiece Spindle Speeds Workpiece spindle (stepless): up to 1,100 rpm Grinding Spindle Type: 170 EGV 12-20 T Tool mount: Ø 170 mm Screw thread: M36 x 2 Swivel range: 3° fixed position Workpiece Spindle Spindle head: similar to DIN 55026 / Z7 Type: A6 Spindle bore (without chuck): Ø 46 mm Cylinder correction: ± 5 min Axis Drives X1-axis (Siemens 1 FT6 062): 5.0 kW / 3.4 A / 3,000 rpm / IP 65 protection Z1-axis (Siemens 1 FT6 064): 7.9 kW / 5.2 A / 3,000 rpm / IP 65 protection S1-axis workpiece spindle (Siemens 1 FT6 084): 16.2 Nm / 11.3 A / 3,000 rpm / IP 65 protection Feed Rates X1-axis: 9,000 mm/min Z1-axis: 18,000 mm/min MACHINE DETAILS Space requirement: 7,800 x 5,200 x 3,400 mm Machine weight: 5,000 kg Drive Total connected load: 45 kVA Total power demand: 45 kVA Supply voltage: 400 V Frequency: 50 Hz Coolant requirements Coolant quantity (process cooling): 100 l/min Pressure: 2.0 bar Noise Level Sound level: 75 dB(A) EQUIPMENT - Linear portal (Felsomat) - Oval cycle buffer (EWAB) - Hydraulic unit according to DIN - Special chuck (Röhm) - Turbo dressing spindle (EFESIS) - Air cleaner D2000 (IFS)

Condition: used, internal diameter 340/440 mm grinding depth 99999 mm grinding diameter 250,350,450 mm grinding length 600 mm centre height 125,175,225 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ±10 ° longitudinal feed of the table 900 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 70 mm total power requirement 6,5 kW weight of the machine ca. 2,2 t dimensions of the machine ca. 3,1 x 2,0 m As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your metrical overhauled and repainted with: -Neuem CE konformem Schaltschrank. -Neuem Werkstückspindelmotor und Regler in Drehstromtechnik. -Digitalanzeige in 2 Achsen. Auflösung x-Achse 0,5my Optionen: -Drehgeber mit digitaler Anzeige im Werkstückspindelstock -Drehgeber mit digitaler Anzeige im Schleifspindelstock (keine Höhenverstellung mit Spindel möglich) -Neue stabile Innenschleifvorrichtung Durchmesser 80mm oder 100mm Kedpfed Ih Dxjx Aanofa mit Höhenjustierung. -Erhöhung der Spitzenhöhe auf max. 225mm -Drehzahlregelung für die Schleifspindel Inklusive: -Bedienwerkzeug -Spannrohr für Futter weiteres Zubehör auf Anfrage. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, Cylindrical grinding machine, external cylindrical grinding machine, internal cylindrical grinding machine, centering grinder, center grinder Kjdpfed Atx Djx Aanefa -Image below: MK5 -grinding wheel mount: -Motor data: 0.3 kW 1380 rpm -Dimensions: 370/180/H480 mm -Weight: 36 kg

Year of construction: 1969, condition: ready for operation (used), Max. grinding depth: 80mm, distance spindle table: 145mm, spindle bore: 28mm, connected load: 7kW, length: 2100mm, width: 1400mm, height: 950mm, weight: 1.6t, with documentation, an inspection is possible. Ksdpfxjqzkdme Aanjfa

Condition: good (used), JUNG D22 / Internal Cylindrical Grinding Machine - Machine suitable for internal cylindrical grinding and face grinding - Smallest machinable bore: 14 mm - Largest machinable bore: 150 mm - Grinding length without face grinding attachment: 250 mm - Grinding length with face grinding attachment: [information not provided] - 6 workpiece spindle speeds: 46–270 rpm - Spindle head swivels left/right: 30 degrees - Distance from spindle axis to table center: 250 mm - Maximum distance between workpiece spindle and grinding support: 935 mm - Spindle head adjustable/skewed up to 30 degrees each - Worktable adjustable/skewed forward/backward up to 5 degrees each - Manual / automatic operation - Taper grinding attachment Kedpsw Sv Dhjfx Aansfa - Steady rest - 3-jaw chuck - Spare grinding spindles Dimensions: LxWxH: 2.8 x 1.5 x 1.8 meters / Weight: 3500 kg Errors and omissions excepted.

Condition: used, An internal cylindrical grinding machine with face grinding attachment, manufacturer VPUMARD, type 5A, machine no. 50030, equipped with coolant system and 4 spare spindles. Kfodewv A Ezjpfx Aanea

Condition: used, Year of construction: 1983, Technical details: internal diameter: 140 mm total power requirement: 5,5 kW weight of the machine ca.: 1,8 t dimensions of the machine ca.: 2,8 x 2,5 m max. workpiece weight: 15 kg clamping dia. max.: 140 mm clamping length: 250 mm max. bore diameter to be ground: 0,8-90 mm Kfsdpsr R Elhsfx Aanoa min./max. hole to grind: 160 mm centre height: 90 mm workpiece spindle stepless: 112-1000 U/min

Condition: good (used), Year of construction: 2005, functionality: fully functional, feed length X-axis: 200 mm, feed length Y-axis: 200 mm, feed length Z-axis: 100 mm, workpiece spindle speed (max.): 90,000 rpm, controller model: Bosch Rexroth MTX, No reserve price - guaranteed sale at the highest bid! TECHNICAL DETAILS Area of application: Hard machining Control: Bosch Rexroth MTX Working area Axes: 6 axes X1,Z1, X2 & Z2: Hydrostatic axes B1: Workpiece spindle P01: Internal loader Dimensions working area: 200 x 200 x 100 mm Spindle & tools Number of work spindles: 1 (1x internal grinding, 1x external grinding) Number of tools: 2 Tool holder: External wheel max. Ø500 mm, internal wheel for high frequency spindle Speeds Workpiece: max. 1,375 rpm Ksdewi N Ngopfx Aanofa External grinding wheel: max. 1,375 rpm Internal grinding wheel: max. 90,000 rpm (high frequency spindle) MACHINE DETAILS Machine dimensions (LxWxH): 3.9 x 2.7 x 2.62 m Machine weight: 6,050 kg EQUIPMENT - Part handling: Manual or with Baumann loader - Exhaust air: Extraction system from LOSMA - Units: Hydraulic and hydrostatic oil supply - Cooling unit for hydrostatics and high-frequency spindle

Condition: good (used), High-performance grinding spindle, internal grinding machine, internal grinding device, internal grinding spindle -Grinding spindle: internal grinding spindle Kfedpfx Aoizk Rzeanoa -Drive motor: BBC 1.5 kW / 2870 rpm -Spindle speed: approx. 9800 rpm -Shaft axis: adjustable max. height 460 mm -Recording/Dimensions: see photos -Total dimensions: 730/400/H535 mm -Weight: 105 kg

Year of construction: 1988, condition: ready for operation (used), Connected load: 9.5kVA, was maintained regularly, an inspection is possible. Kfodpenk Uxvsfx Aanja

Condition: good (used), HOLE DIAMETER: 1-100mm HOLE DEPTH: 230-350 mm PIECE DIAMETER: 360-500 mm PIECE LENGTH: 850-1000 mm PIECE HEAD INCLINATION: 15° PIECE WEIGHT: kg GRINDING WHEEL REVOLUTIONS: 18.000-24.000 al' PIECE SPINDLE REVOLUTIONS: 140-1120 al' Kjdpowf Hgbjfx Aanefa POWER: kW WEIGHT: 4,5 ton

Condition: ready for operation (used), Year of construction: 1983, functionality: fully functional, machine/vehicle number: 8151, rotary table diameter: 800 mm, grinding height: 750 mm, workpiece weight (max.): 800 kg, total height: 4,100 mm, total width: 26,650 mm, total length: 44,000 mm, feed length Y-axis: 750 mm, feed length Z-axis: 550 mm, overall weight: 13,000 kg, grinding wheel diameter: 400 mm, disc diameter: 400 mm, grinding spindle speed: 1,460 rpm, grinding diameter: 800 mm, control cabinet width: 650 mm, type of input current: DC, control cabinet height: 1,900 mm, control cabinet length: 1,800 mm, spindle speed (max.): 1,800 rpm, spindle speed (min.): 1,460 rpm, table load: 900 kg, workpiece diameter (max.): 850 mm, grinding wheel width: 60 mm, table width: 1,240 mm, power: 35 kW (47.59 HP), rapid traverse X-axis: 2 m/min, rapid traverse Y-axis: 100 m/min, rapid traverse Z-axis: 2 m/min, space requirement height: 4,100 mm, space requirement length: 5,100 mm, space requirement width: 2,655 mm, Good day, For sale is a well-preserved and completely functional Sielemann cylindrical grinding machine for the following applications: surface grinding, internal grinding and external grinding. The machine has a swivel stand with 3 different sanding heads for the respective area of application. Complete machine documentation is available and can be presented upon inspection. The Sielemann offered here has always been serviced and maintained, most recently the components listed below were replaced: - 3x New weight compensation cylinders - 1x new hydraulic unit (complete) - New guideway covers - Revised rotary table group Technical data Machine length: 4.400mm Machine width: 2,655mm Machine height: 4.100mm Machine weight: 13.000Kg Control cabinet width: 650mm Control cabinet height: 1.900mm Control cabinet length: 1.800mm Grinding table diameter: 800mm Grinding table load capacity: 800kg Grinding table drive power: 0.21 - 14.5KW Grinding table speed: 100 1/min (both directions) Grinding table workpiece clamping: Magnetic clamping plate incl. T-slots Z-axis travel (grinding table): 550mm Maximum grinding height (Y): 750mm Lubrication pump Masch. Bed: 0,18KW Lubrication pump Masch. Column: 0,1KW Leak oil pump: 0,065KW Hydraulic pump: 1.5KW 1) External round grinding head Spindle drive power: 11KW Spindle speed: 1,450 1/min Grinding wheel: 400x50mm Cone grinding spindle mount: D=65mm Taper pitch: 1:5 Feed speed (Y): 100 mm/min 2) Internal round grinding head Spindle drive power: 5.5KW Grinding wheel: Variable Feed speed (Y): 100 mm/min 3) Flat-round sanding head Spindle drive power: 11KW Spindle speed: 1,800 1/min Grinding wheel: 400x50mm Cone grinding spindle mount: D=65mm Taper pitch: 1:5 Feed speed (Y): 100 mm/min Viewing appointments possible at short notice by arrangement !!! With kind regards R.Suckow / Managing Director Kjdpforntirex Aanjfa UNITTOOL Werkzeugmaschinen GmbH 33758 Schloß Holte Stukenbrock Görlitzerstraße 9

Condition: excellent (used), Year of construction: 1985, functionality: fully functional, 1 internal and surface grinding machine Manufacturer: WEMA Glauchau Model: SI 6/2 ALS PC x 710 Year of manufacture: 1985 Kjdpfx Aew Dtfbsanefa Grinding depth: 710 mm Table travel: 1120 mm Grinding diameter: 40–400 mm Weight: 9.1 t

Year of construction: 2002, condition: refurbished (used), I offer on behalf of a customer and on his account a VOUMARD 150 CNC L 1300 for sale. The machine is equipped with: 4-fold turret 3 x inside, 1x empty space for outside Ksdpfxjgigv Dj Aansfa pneumatic swivelling dresser diameter max 350 mm length max 1.300 mm CNC Fanuc 32 i very extensive accessories among others several hydr. steady rests, power chucks etc. View under "Documents Machine can be inspected under power at the owner's premises. The machine was overhauled in 2016 In addition, I offer 2 pieces of grinding spindles Voumard VMX 90 A, once new, once reconditioned. The can also be purchased seoerat

Condition: good (used), Year of construction: 2011, CNC 235 BUDERUS HARD TURNING/GRINDING CENTER, 2011 Kfodpsrtryyjfx Aansa Equipped with: Main Spindle 2-I.D. Grinding Spindles 8 Position Turret Siemens 840D Control Hydraulic Chucking Rotary Dresser Chip Conveyor Gantry Loader Marposs E9066M Hydraulic System Chip Bucket Fire Suspension Sysem Chiller Specifications: Number of Main Spindles: 1 Maximum Work Part Diameter: 200 mm Maximum Part Length: 150 mm Maximum Number Machining Station: 4 Rapid Feed/Speed X/Z: 90/30 m/min

Condition: new, Year of construction: 2025, A superfine ball mill is a type of milling machine that is used to grind materials into very fine particles. This type of ball mill has some distinctive features that make it especially suitable for processing even the hardest materials with low contamination and minimal wear. It is commonly used in various industries, including pharmaceuticals, minerals, pigments, and chemicals, for producing micro powder or nanoparticles. Here are some key features and considerations for a superfine ball mill for micro powder: Kodpfsq Nf Uwex Aanefa 1. High Grinding Efficiency: Superfine ball mills are designed to achieve high grinding efficiency by utilizing grinding media with a relatively small size, leading to a large surface area for grinding. 2. Precision Control: These mills often come with advanced control systems to regulate parameters like rotation speed, temperature, and grinding time, allowing precise control over the particle size distribution. 3. Specialized Design: The mill is typically designed with features to minimize contamination, such as using materials resistant to wear and corrosion. Some mills also have cooling systems to prevent overheating during the milling process. 4. Variety of Materials: Superfine ball mills can handle a wide range of materials, including both brittle and fibrous substances. They are often used for milling hard materials that require fine grinding, such as ceramics, minerals, or pigments. 5. Size Reduction to Micro or Nano Level: The primary goal of a superfine ball mill is to reduce particle size to the micro or even nano level. This is achieved by the intense grinding action that occurs within the mill. 6. Classifier System: Some superfine ball mills incorporate a classifier system to control the particle size distribution more precisely. This allows for the separation of fine particles from coarser ones during the milling process. 7. Batch or Continuous Operation: Depending on the specific design, these mills can operate in either batch or continuous mode, offering flexibility based on the production requirements. 8. Safety Measures: Safety features may be included, such as monitoring and control systems to prevent overloading, overheating, or other potential issues during operation. When selecting a superfine ball mill for micro powder production, it's important to consider the specific requirements of your application, the characteristics of the materials you're working with, and the desired final particle size distribution. Always follow the manufacturer's guidelines for operation, maintenance, and safety to ensure optimal performance and longevity of the equipment.

Condition: new, functionality: fully functional, Year of construction: 2025, Microsilica, also known as silica fume or condensed silica fume, is a byproduct of producing silicon metal or ferrosilicon alloys. Microsilica powder grinding mills are used to process microsilica powder for various applications, including the production of high-performance concrete, refractory materials, and other specialty products. Grinding mills play a crucial role in reducing microsilica particles to the desired fineness. Here are some key aspects related to microsilica powder grinding mills: 1. Mill Types: - Ball Mill: A traditional ball mill is commonly used for grinding microsilica. It relies on the impact and attrition forces to reduce particle size. It is effective for both wet and dry grinding. - Vertical Roller Mill (VRM): VRM technology is known for its energy efficiency and the ability to grind materials into a narrow particle size distribution. It is suitable for grinding microsilica. 2. Grinding Process: - The grinding process involves feeding microsilica particles into the grinding mill. The grinding media (balls or rollers) inside the mill crush and grind the microsilica particles into a fine powder. 3. Particle Size Distribution: - Controlling the particle size distribution is crucial for achieving the desired properties in the final product. The grinding mill should be equipped with mechanisms to control and monitor particle size distribution. 4. Mill Design and Components: - The design of the grinding mill, including the type of grinding media, liners, and the grinding chamber, influences the efficiency and performance of the milling process for microsilica. 5. Air Classification (Optional): - In some cases, air classification systems are integrated into the grinding process to separate fine particles from coarser ones, ensuring a more uniform product. Kjdpfx Aajq Nxp Sonefa 6. Control Systems: - Advanced grinding mills often come with automated control systems to regulate various parameters such as feed rate, mill speed, and product fineness. 7. Material Handling: - Efficient material handling systems are essential to transport microsilica to and from the grinding mill. This may involve pneumatic or mechanical conveying systems. 8. Cooling Systems: - Grinding processes generate heat, and efficient cooling systems are often integrated to maintain the temperature within a controlled range. 9. Dust Collection: - Microsilica powder grinding can produce airborne dust. Dust collection systems are necessary to maintain a clean and safe working environment. 10. Quality Assurance: - Grinding mills for microsilica should be equipped with quality assurance features, such as in-line particle size analysis, to ensure consistency in the final product. When selecting a microsilica powder grinding mill, factors such as production capacity, energy efficiency, and the required particle size distribution should be considered. Additionally, mills should be chosen based on the specific characteristics of the microsilica being processed and the intended application of the final product.