Used Internal Grinding Machines for sale (72,192)

Condition: like new (used), Year of construction: 2022, operating hours: 40 h, functionality: fully functional, total height: 2,200 mm, total width: 1,600 mm, total length: 3,700 mm, type of input current: three-phase, overall weight: 12,000 kg, input voltage: 480 V, input frequency: 60 Hz, grinding spindle motor power: 22,000 W, space requirement height: 2,200 mm, spindle speed (max.): 2,406 rpm, Very Low Hours, Hardly Ever Used- Specifications: Workpiece diameter: max. 100 mm (3.94") Workpiece diameter: min. 2 mm (.08") Workpiece length with plunge grinding: max. 195 mm (7.68") Grinding wheel diameter: max. 500 mm (19.69") Grinding wheel diameter: min. 380 mm (14.96") Maximum wear of the grinding wheel - Straight plunge cut: 60 mm in radius (2.36") - Inclined plunge cut: 25 mm in radius (0.98") Width: max. 200 mm (7.87") Bore: 305 mm (12") Circumferential speed of the Grinding wheel standard: max. 63 m/s Regulating wheel diameter: max. 300 mm (11.81") Width: max. 200 mm (7.87") Bore: 203 mm (7.99")Grinding wheel drive power standard: 22 kW Unit: Metric - Provision of the grinding wheel and regulating wheel unit: X1/X2 axis - Infeed axis of the grinding wheel dressing tool: Z1 axis Cjdo Agptyspfx Aktsri - Longitudinal feed of the regulating wheel dresser: W2 axis - Speed control of the grinding wheels: SP1 spindle - Speed control of the regulating wheel: SP2 spindle 3 operating modes: - Set-up - Grinding in single operating mode (only with plunge grinding) - Automatic grinding - cycle operating mode Noise emission at the machine: Automatic loading - Basic machine: approx. 12,000 kg (approx. 26,455 lbs.) - Dimensions of the basic machine (without control cabinet) Length: 3,700 mm (146") Width: 1,600 mm (63") Height: 2,200 mm (87") Equipped with: Grinding Wheel Balancing System, Regulating Spindle Swivelling, Height Adjustment of Work Rest Holder-NC axes, Auxiliary for Grinding Wheel Exchange, Second Operating Panel, Loading Unit, Loading System for Manual Loading, Unloading System with Integrated Measuring Unit, Workpiece Dependent Accessories, Compact Filter Unit

Condition: excellent (used), Year of construction: 1965, functionality: fully functional, spindle speed (min.): 10,000 rpm, spindle speed (max.): 60,000 rpm, Equipment: rotational speed infinitely variable, Overbeck overhauled in 2015 and equipped with fast frequency spindle SC3060-V1000, frequency converter SD2T 3.8kVA and cooling unit PHK525 HZ, cooling capacity 550W Crodpfx Akou Aqt Eotji

Year of construction: 2014, condition: good (used), machine/vehicle number: 2014-1313, Offer 22651 Technical specifications: - Mobile version with motorized forward/reverse movement + steering - Motorized oscillating stroke, forward/reverse, with speed control - Oscillating stroke, longitudinal, forward and backward - Motorized contact pressure - oscillating pressure adjustment - Grinding belt dimensions approx. 2000 x 50 mm - Contact disc B 60 / D 300 mm - Pneumatic connection 6 bar - Drive 400 V / 2880 rpm / 7 kW Csdpsi Apb Njfx Aktori - Space requirement approx. W 5700 x H 1200 x D 1400 mm - Weight approx. 800 kg

Condition: ready for operation (used), JUNG D22 Internal cylindrical & surface grinding machine - Machine suitable for internal cylindrical and surface grinding - Smallest bore to be ground: 14 mm - Largest bore that can be ground: 150 mm - Grinding length with face grinding attachment: 250 mm Codpfx Akoztl Rrsteri - 6 workpiece speeds: 46 - 270 rpm - Spindle head / Swivels to the right and left, each by 30 degrees - Distance from the spindle axis to the center of the table: 250 mm - Largest distance / Workpiece spindle - grinding support: 935 mm - Work table / Tilts forward/backward, each by 5 degrees - Automatic and manual operation - Steady rest - Three-jaw chuck - Replacement grinding spindles (see photos) - Coolant system Dimensions: L x W x H 2.8 x 1.5 x 1.8 meters / Weight: 3500 kg Errors and omissions excepted.

Condition: refurbished (used), Year of construction: 2023, operating hours: 3,000 h, functionality: fully functional, center height: 180 mm, workpiece weight (max.): 200 kg, grinding length: 1,000 mm, center width: 1,000 mm, grinding wheel diameter: 500 mm, total width: 2,600 mm, total length: 4,700 mm, total height: 2,200 mm, grinding diameter: 300 mm, workpiece weight between centers: 200,000 g, type of input current: three-phase, workpiece diameter between centers: 300 mm, workpiece length between centers: 1,000 mm, grinding wheel width: 100 mm, spindle speed (max.): 1,200 rpm, spindle speed (min.): 10 rpm, feed length X-axis: 320 mm, feed length Z-axis: 1,100 mm, feed rate X-axis: 1,000 m/min, feed rate Y-axis: 1,500 m/min, grinding spindle speed: 1,700 rpm, overall weight: 7,500 kg, pivoting range: 30 °, warranty duration: 12 months, year of last overhaul: 2023, input frequency: 50 Hz, rapid traverse X-axis: 1,000 m/min, rapid traverse Z-axis: 1,500 m/min, input voltage: 400 V, Schaudt PF43 U1000, manufactured in 1994, retrofitted (premium refurbished) by GSN in 2023. Siemens Sinumerik 840 D SL control system. Low operating hours, approximately 3000 hours since the retrofit. MK4 workpiece spindle, MK4 tailstock. Grinding travel: 300mm Workpiece length, including clamping devices, at maximum grinding travel: 450mm Grinding wheel dimensions: 500x100mm Bore diameter: 203.2mm Controlled workpiece circumferential speed (WUG) SUG external cylindrical grinding spindle: 45m/s Freely positionable, automatic B-axis Machine with new, fully enclosed splash guard GSN measuring head Diatronic 22 including C2 and W axes/turret Crsdpezcfnqjfx Aktji Touch probe sensor with hydrophone (water jet) including collision monitoring Tailstock retrofitted with automatic cylinder error compensation Clamping/unclamping adjustable via hydraulic clamping device Upgrade to a 15" screen on the control panel NEW PRICE GROSS 2023: €407,432.20 plus additional tools, etc.

Condition: used, Year of construction: 1989, functionality: fully functional, center height: 250 mm, total width: 1,900 mm, total length: 3,600 mm, total height: 2,100 mm, overall weight: 2,250 kg, centre height 250 mm centre distance 600 mm Crsdpjxzuzcsfx Aktoi Dimensions (L/W/H) 3600 x 1900 x 2100 mm weight of the machine ca. 2,25 t

Year of construction: 1972, condition: ready for operation (used), A Voumard internal cylindrical grinding machine completely overhauled in 2020 is available. Grinding diameter range: 5mm-200mm, grinding depth: 250mm, speed: 1000rpm, speed control: continuously variable. An on-site inspection is possible. Cjdpfx Ajy E S Hmsktjri

Condition: used, Year of construction: 1952, 220 mm ja Crjdpjyn R Nwofx Aktji weight of the machine ca. 1,4 t

Condition: used, Year of construction: 1971, grinding depth: 150 mm, grinding diameter: 80 mm, inner diameter: 80 mm, Manufacturer: OVERBECK Codpsu Ef Dqofx Aktori Model: 250 I Year of construction: 1971 Workpiece clamping diameter: max. 140 mm Clamping length: max. 150 mm Grindable bore length: 150 mm Bore diameter: max. 80 mm Surface grinding device can be swiveled in by hand Coolant tank with pump without grinding spindle and drive motor was last operated with compressed air spindle Weight: approx. 1400 kg

Condition: refurbished (used), Year of construction: 2025, Studer S30 Maximum distance between centers: 125 mm Distance between centers: 650 mm Workpiece weight: 80 kg Additional optional features: - Completely new control cabinet with basic PLC and panel - Conversion to ball screw drive incl. PLC Pro (cycle-controlled) - "Workpiece memory" PLC Pro for 10/15/30/50 workpieces - Glass scale in X and Z axes - Swivelable internal grinding device - Motor spindle for internal grinding device - Frequency converter for external grinding spindle - Frequency converter for internal grinding spindle - In-process grinding sensor - Guard for external grinding spindle - Safety door - manually operated Credpfxsd Hdxwo Aktsi - Grinding wheel flange - LED spotlight with flexible arm - Matching coolant system

Condition: used, Year of construction: 1983, Technical details: Crjdpfx Aksr R Elhstei 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 min./max. hole to grind: 160 mm centre height: 90 mm workpiece spindle stepless: 112-1000 U/min

Condition: excellent (used), Year of construction: 2016, functionality: fully functional, machine/vehicle number: 107731, Equipment: cooling unit, (Please tell us your offer price) Sale only within Europe, incl. Turkey Price without packaging; delivery condition: FCA (machine location) ===== Technical data see handout. All warranty rights are excluded. For the correctness of the technical data and year of construction, for the completeness of accessories and tool equipment, Crsdezzc U Depfx Aktji and for compliance with all safety and environmental protection requirements specified in the accident prevention regulations. No sale to private individuals. Sales only within Europe, incl. Turkey Price without packaging; Delivery condition: FCA (machine location) ===== Technical data please see handout in attachment. German text leading language. Without any guaranty and warranty, including completeness of tools & accessories as well as environmental and safety regulations. No private sales.

Year of construction: 2009, condition: ready for operation (used), Offered is a precision internal grinding machine. Grinding range: max. Ø 357mm x 315mm, control system: CNC control system. Equipped with full enclosure, workpiece spindle head, grinding spindle carrier, separate control cabinet, extraction pipe routing. Weight: approx. 5200kg, overall dimensions X/Y/Z: approx. 3500mm/2000mm/2200mm. Inspection possible by arrangement. Crsdpoy Ulm Esfx Aktei

Year of construction: 1971, condition: ready for operation (used), A Wotan internal roll grinding machine is available. Workpiece diameter: 1200mm, max. outside diameter: 1000mm, max. bore diameter: 900mm, travel X/Z: 370mm/800mm, swiveling: 15°, table travel: 500mm, grinding depth: 250mm, speed: 220rpm. Machine dimensions X/Y/Z: approx. 5000mm/3000mm/2200mm, weight: approx. 8500kg. Documentation vorhanden. An on-site inspection is possible. Codpfx Akjxyk S Ujteri

Condition: used, Year of construction: 2003, internal diameter 99999 mm grinding depth 99999 mm swing diameter 350 mm grinding length 200 mm centre height 175 mm control FANUC max. workpiece length 850 mm max. workpiece weight 150 kg grinding spindle turret 4 Innenschleifspindeln z-axis 500 mm x-axis 120 mm weight of the machine ca. 5,7 t 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 -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 Cjdpsuxft Ssfx Aktsri

Year of construction: 2002, condition: refurbished (used), On behalf of a client and for their account, I am offering a VOUMARD 150 CNC L 1300. The machine is equipped with: 4-position turret, 3 internal tool stations, 1 empty station for external tools Credpfx Aksgigv Djtei pneumatically swiveling tool rest Maximum diameter 350 mm Maximum length 1,300 mm CNC Fanuc 32i extensive range of accessories, including several hydraulic steady rests, power chucks, etc. See "Documents" for details. The machine can be inspected in the owner's workshop while it is running. The machine was completely overhauled in 2016. In addition, I am offering 2 Voumard VMX 90 A grinding spindles, one new and one completely overhauled. These can also be purchased separately.

Condition: excellent (used), A well-maintained internal cylindrical grinding machine, manufactured by JUNG, type 221, with a surface grinding attachment. The largest bore that can be ground economically is 150 mm. Grinding length without surface grinding: 250 mm. Grinding length with surface grinding, depending on the chuck length: ≤ 250 mm. Largest swing diameter inside the guard: 350 mm. Height of the spindle center above the table: 245 mm. Workpiece spindle bore: 44 mm. Workpiece spindle hollow taper: metric 50. Workpiece spindle speeds: 58 - 85 - 120 - 170 - 246 - 348 rpm. Crodpfx Aey Svz Uektoi Table speed in rapid traverse (infinitely adjustable): 10 m/min. Table speed during grinding (infinitely adjustable): 0 - 8 m/min. Power requirement: 11 kW. Power requirement for the machine with surface grinding attachment: 12.5 kW. Net weight: approx. 3500 kg.

Condition: used, internal diameter 340/440 mm Crodpfxsd Ih Dxs Aktji 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 machines.geometrical 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 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: good (used), Year of construction: 1998, functionality: fully functional, Machine was overhauled in 2017! -Distance from the workpiece spindle head to the front edge of the internal grinding spindle carrier: max. 540mm -Longitudinal adjustment of the internal grinding unit on the table: max. 210mm -Feed rate: 0.0005mm -Grinding head mounting bore: Ø 80mm x L: 180mm Equipment: Cjdsz Rm Swjpfx Aktsri -Truing device with diamond insert Work performed: -Guides renewed -Grinding spindle overhauled -Machine completely disassembled and wear parts replaced -Repainted

Condition: ready for operation (used), Voumard 5A Csdpfxoz S Uc Ho Aktori

Condition: used, Universal external and internal cylindrical grinding machine ERWIN JUNKER, Type BUAJ 29 NC External cylindrical grinding machine, internal cylindrical grinding machine Manufacturer's No. 3126, Year of manufacture 2001 Center distance max. 800 mm Workpiece grinding length max. 800 mm Center height 150 mm Swivel diameter max. 295 mm Workpiece weight max. 120 kg Workpiece spindle speed 20 - 750 rpm Spindle stock, internal taper MK 5 Spindle stock, short taper flange DIN 55027, Size 5, Ø 82 mm Spindle stock, spindle bore 36 mm Spindle stock adjustment 355 mm Tailstock, internal taper MK 4 Grinding wheel diameter max. 400 mm Grinding wheel width max. 63 mm Grinding wheel bore Ø 127 mm Grinding wheel peripheral speed 45 m/sec Automatic spindle stock feed 0.001 Manual feed 0.001 mm Hydraulic table movement 0-7.5 m/min Motor power, grinding spindle 7.5 kW Motor power, workpiece spindle stock 1.1 kW Motor power, internal grinding unit 1.75 kW Mains connection 400 Volt, 50 Hz - FANUC control, Type Power Mate-Model D - Grinding spindle stock swivels from +45° to -15° - Workpiece spindle stock swivels 90° - Table can be tilted for taper grinding up to 8°30" - Support/pinole for the workpiece spindle stock with internal taper MK 4 - Internal grinding unit for swiveling in - Internal grinding spindle with collet chuck, Ø 6 mm - Coolant system located beside the machine - Machine equipped with one grinding wheel, Ø 400 x 50 mm - 1 three-jaw chuck TOS, Ø 160 mm - 1 mechanical round magnetic chuck, Ø 200 mm - Collet chuck system with various collets - Various attachments for the internal grinding unit - 1 diamond grinding wheel dresser - Other accessories as shown in the pictures - Operating manual, hydraulic diagram, electrical diagram Space requirement for cylindrical grinding machine with band filter L x W x H 3200 x 2500 x 1900 mm Crjdps Aard Nofx Aktoi Weight 5000 kg In very good condition

Condition: excellent (used), Year of construction: 1991, swing diameter 400 mm Q U O T A T I O N We are pleased to offer you ex our stock, subject to prior sale, and error in technical data : WMW - GLAUCHAU Hydraulic Internal Grinding Machine with Face Grinding Device model SI 6/1 AS-N x 315 year 1991 Internal grinding diameter 40 - 400 mm Internal Grinding depth, max. 315 mm Max. grindable External dia. 400 mm Weight of workpiece without steady, max. 630 kg Workpiece Swing Ø, with / without safety hood, max. 500 / 600 mm Height of centre above table 360 mm 16 step workpiece spindle speeds 40 – 400 rpm Workpiece spindle bore, approx. 53 mm Workpiece headstock swivelling max. 30 ° Adjustment of workpiece headstock position crosswise, max. 400 mm Automatic cross traverse of grinding head 70 mm Adjustment of grinding head position on slide crosswise, approx. 100 mm Feed of grinding head, intemittendly 0.001 – 0.025 mm/stroke Feed of grinding head, continually 0,1 – 1 mm/min Table stroke, max. 630 mm Table speeds infinitely variable 0,1 – 8 m/min (10 m/min) Distance workpiece headstock and grinding slide, max. 1,250 mm Adjustment of Grinding spindel stock on table 520 mm Spindle drive, approx. 7.5 kW Total electrical load, approx. 17 kW - 380 V - 50 Hz Weight, approx. 6,000 kg Accessories / Special Features: • Universal internal grinding spindle head with automatic cycles to grind cylindrical and conical bores with one or multiple diameters, external diameters and grinding of narrow end-faces. • Face grinding device, hydraulic swivel-in, with automatic cycles to grind end-faces, multiple end-faces and two tiered end-faces simultaneously • Electronic cycle control with control tableau to set up all the grinding and dressing cycles including ampere-meters for internal grinding spindle and face grinding spindle • Belt-type grinding spindle drive with mounted grinding spindle and 5 pieces separate interchangeable grinding spindles along with various pulleys with various diameters. • Dressing device for both grinding spindles • HEIDENHAIN Digital Read-Out for the cross adjustment of the Workpiece headstock • A large amount of operating tooling and accessories as : 4-jaw Faceplate Ø approx. 520 mm, 3-jaw chuck Ø approx. 380 mm, 3-jaw-chuck Ø approx. 130 mm, pulleys, spindle sleeves, grinding flanges, foot switch, Crjdpfxjxyllvj Aktei • Separate hydraulic unit, built on switch cabinet, coolant device with magnetic separator. Condition : very good, universal machine for all sorts of grinding tasks ! Please click here to view a video of the machine running : ! Delivery : immediately available, FCA Metzingen Payment : 100 % Net, after conclusion of contract, before loading

Condition: used, Universal external and internal cylindrical grinding machine CINCINNATI - MSO, Type R75 Serial No. 27782, Year of manufacture 1976 Center distance max. 805 mm Workpiece grinding length max. 800 mm Center height 130 mm Swinging diameter max. 250 mm Workpiece grinding diameter max. 250 mm Csdpfxez Ek Sis Aktori Workpiece weight between centers max. 75 kg Workpiece weight in chuck max. 20 kg Workpiece spindle speed 50 - 390 rpm Tailstock internal taper MK 5 Tailstock short taper flange DIN 55027, Size 5, Ø 82 mm Tailstock spindle bore 38 mm Headstock internal taper MK 3 Grinding wheel diameter max. 300 mm Grinding wheel width max. 40 mm Grinding wheel peripheral speed 30 m/sec Tailstock quick traverse 50 mm Automatic tailstock feed 0.005 to 0.03 mm Manual feed 0.0025 mm Hydraulic table movement 0.05 - 6 m/min Motor power grinding spindle 3 kW Motor power workpiece spindle 0.75 kW Motor power internal grinding attachment 0.75 kW Power connection 380 Volt, 50 Hz - Feed and plunge system, manual or automatic feed - Grinding spindle swivels +/- 90° - Workpiece spindle swivels 0 to 90° - Table tilt for taper grinding up to 10° - Counter support / quill for the workpiece spindle with internal taper MK 3 - Internal grinding spindle missing, internal grinding attachment for swiveling - Coolant system adjacent - 1 diamond grinding wheel dresser - 3 grinding wheels with grinding wheel arbors - 1 grinding wheel without grinding wheel arbor - 1 grinding wheel puller - 1 reducing sleeve - 3 centering pins - Several drive dogs - Operating manual with electrical diagram Space requirement L x W x H 2350 x 2000 x 1600 mm Weight 2500 kg Good condition

Condition: used, Year of construction: 1982, center height: 125 mm, grinding length: 650 mm, No minimum price – guaranteed sale to the highest bidder! Loading: December 1st to December 10th. TECHNICAL DETAILS Working area Grinding diameter: 250 mm Grinding length: 650 mm Center height: 125 mm Distance between centers: 650 mm Grinding length in plunge grinding: 80 (100) mm Grinding depth in internal grinding: max. approx. 170 mm Grindable bore: max. 90 mm Workpiece weight: max. 80 kg Distance between workpiece spindle and tailstock center: 960 mm Spindles Internal grinding spindle speed: 9,500–50,000 rpm Grinding wheel diameter: max. 400 mm Spindle bore: 30 mm Workpiece tailstock can be swivelled: 90° Feed and table movement Workpiece table speed: 50–10,000 mm/min Feed rate: 240 mm/min Cooling Coolant consumption: 36 l/min Drive and power Spindle motor drive power: 6.25 kW Connected power: approx. 10 kW Total power consumption: 8.5 kW Machine data Machine weight: approx. 3.4 t Space required: approx. 3.9 × 2.5 × 1.85 m Control and drive Control: Studer Drive: electric / hydraulic Speed control: stepless EQUIPMENT Tailstock with fine adjustment and hydraulic retraction Workpiece tailstock with increased accuracy Table air lift Hydraulically foldable dressing device Radius dressing device Crjdps Aa Ai Ajfx Aktoi Hydro-cyclone filter Automatic grinding wheel balancing device Automatic dressing cycle with speed compensation Internal grinding device

Condition: ready for operation (used), Workpiece diameter with/without steady rest: 400mm/250mm, max. workpiece length: 750mm, spindle head load: 400kg, max. internal grinding diameter: 350mm, max. grinding depth: 500mm, travel X/Z: 300mm/1000mm, max. traverse speed: 15m/min, control system: Siemens Sinumerik. Documentation available. On-site inspection is possible. Credpfx Akox Uq T Dotei