High precision flat grinder

JUNG JF415 / JF420 SPM-X

Condition: used, Year of construction: 1980, grinding length 500 mm grinding width 200 mm workpiece height 290 mm Machine from the German Federal Institute of Physics and Metrology - geometrically revised - electrics tested, fully functional, relevant parts replaced - all wear parts replaced - colour light grey, colour condition good Hfodswb Hygepfx Acfsh Equipment: - electro magnet 500x200mm - grinding spindle overhauled 2-axis display for Y and Z axes Automatic delivery for Y and Z axes Y-axis with zero shutdown Manual hand dresser Stepless speed for grinding wheel V-constant via disc wear Paper band filter system, used Max. height with 250 disc diameter 290mm max. grinding area 600x250mm max. load incl. magnet 100kg Warranty: 1 year on geometry and electronics, Germany-wide Delivery: ex works Shipping time: immediately Payment: before pickup Acceptance at our premises Shipping according to your specifications

Condition: good (used), 1 used surface grinding machine Manufacturer: Jung Model: HF 50 Technical specifications: - Z-axis travel: 400mm - X-axis travel: 500mm Hfjdpfx Aexgbb Tjcfoh - Y-axis travel: 200mm - Table length: 720mm - Maximum spindle speed: 4000rpm - Table width: 200mm - Minimum spindle speed: 1000rpm - Transport dimensions: 2300mm x 1500mm x 1700mm (L x W x H) - Transport weight: 2000kg Equipped with: - Digital readout - Diaform device

Condition: refurbished (used), grinding length: 600 mm, grinding width: 200 mm, grinding length 600 mm grinding width 200 mm electromagnetic chuck 450×175 mm X-travel 660 mm Z-travel 225 mm grinding wheel size 250x25x51 mm Hfedpfxoxal Hye Acfeh Control Jung TouchScreen weight approx. 3000 kg

Year of construction: 2021, condition: new, Retrofit kit 2-axis digital display consisting of: FAGOR digital display with scales in Y- and Z-axis. Hfsdpfx Acshcn Efefeh Suitable scale holders f. HF50 Bracket for mounting the display behind the machine (see picture)

Condition: used, Year of construction: 2001, grinding length 600 mm grinding width 400 mm workpiece height 375 mm digital readout 2 Achsen HEIDENHAIN table-size 650 x 350 mm max. table load 400 kg magnetic clamping plate 600 x 350 mm dist. center of grinding spindle - table 525 mm table travel longitudinal 650 mm table travel cross 350 mm table feed 2 - 28 m/min grinding wheel size 300 x 30 x 76,2 mm dressing device Kopfabrichter voltage 400 V Hedpfoy Ehw Ijx Acfefh total power requirement 11,0 kW weight of the machine ca. 2,1 t dimensions of the machine ca. 2,20 x 1,70 x 2,25 m band filter unit 1,00 x 0,75 x 0,80 m electric cabinet 0,90 x 0,40 x 2,25 m - Serial-No.: 18090201 - Automatic vertical feed - Electric handwheel - HEIDENHAIN digital display, 2 axes - Head dresser - Coolant device - Belt filter system

Condition: used, Year of construction: 1977, functionality: fully functional, machine/vehicle number: 7570, 1 used: JUNG Surface and Profile Grinding Machine • Model: HF 50-R(D) • Machine No.: 7570 • Year of manufacture: approx. 1977, overhauled 06-1998 • Grinding area: 500 x 200 mm • Grinding wheel: max. 250 x 25 x 51 mm EQUIPMENT: Electro-magnetic chuck 450 x 180 mm 1 straight dresser mounted on the side of the spindle head 1 grinding wheel holder with wheel 1 universal paper band filter 1 frequency converter for speed control Leveling feet Hfsdsw R Tqpepfx Acfsh

Year of construction: 1989, condition: ready for operation (used), Table dimensions X/Y: 600mm/200mm, grinding dimensions X/Y: 600mm/250mm, magnet dimensions X/Y: 600mm/200mm, grinding wheel diameter: 225mm, grinding wheel width: 25mm, grinding wheel bore: 51mm, spindle center-to-table distance: 350mm (+/-50mm), table feed: 20m/min, creep speed: 0mm/500mm/min, speed: 4200rpm, machine dimensions X/Y/Z: approx. 2700mm/2100mm/2100mm, weight: approx. 2500kg. On-site inspection is possible. Hfodpfx Acev Exrwsfjh

Condition: good (used), Year of construction: 1979, functionality: fully functional, machine/vehicle number: 1054, grinding length: 400 mm, grinding width: 150 mm, Table length: 400mm Table width: 150mm Maximum cutting length: 400mm Maximum grinding width: 150mm Maximum workpiece weight: 75kg Distance spindle to table: 400mm Table speed 1-24 m./min. Sharpening stone diameter: 25mm Hodpfjr Eq U Sox Acfjfh Spindle speed: 900 – 4500 rpm. Year of construction: 1979

Year of construction: 2014, operating hours: 5 h, condition: like new (used), functionality: fully functional, grinding spindle speed: 16,000 rpm, IMT Spindle Type DRESS 72 - 37 - Absolutely like new For truing profile grinding wheels, incl. motor connection cable and spindle bracket. According to the manufacturer, highest precision and smooth running during the truing process of CBN grinding wheels. HF Spindle Dress 72 - 37 Spindle housing: 72 mm Speed up to 16,000 rpm (clockwise/counterclockwise) Power S1 100%: 0.5 kW from 11,500 rpm Power S6 40%: 0.8 kW from 11,500 rpm Motor type: Asynchronous, 3-phase Number of poles: 4-pole Power consumption: Voltage: 230 Volt Current S1 100%: 2.0 Ampere Current S6 40%: 3.5 Ampere Current (max): 6.0 Ampere Frequency up to 533 Hz Spindle ball bearings: Hybrid ceramic Bearing lubrication: Lifetime grease-lubricated Cooling: bracket cooling Purge air + labyrinth: 1 bar, approx. 50 l/min Temperature monitoring: PTC Tool holder: Ø 40 h2 Manual tool clamping Hjdpfsgl Arrjx Acfjfh Electrical connection (motor): 8-pin plug Axial supply connections Weight: approx. 4.7 kg Motor cable: 8+PE KD /-.10 Spindle bracket 72 complete Aluminum, black anodized Reducing sleeve 80 / 72 Dressing spindle for mounting dressing rolls on CNC grinding machines Profiling in grinding wheel Operating instructions available Spindle was used for trials on the machine. Price / details upon request. All technical data subject to error/typos. Sale exclusively to countries of the European Community.

Year of construction: 2015, condition: used, workpiece diameter 300 mm workpiece weight 999 kg workpiece height 145 mm Features: -Digital display vertical axis Hfedpfsxflclox Acfsh -Automatic feed -Programmable automatic end stop -Grinding spindle drive with infinitely variable electronic speed control -Infinitely variable cross feed and table rotation -24V magnetic clamping plate 300 mm -Various occupational safety devices, e.g. protective cover monitoring, operating status display via traffic light -Lubricating oil level monitoring -The machine was completely overhauled in 2015, at which time the entire electrical system was replaced with PLC control and 24V control voltage -Paper belt filter system specially designed for this machine The following work has now been carried out: -Replacement of bellows and belts -New bearings for grinding spindle -Grinding carriage bed and rotary table bed scraped by hand to restore better and more precise running characteristics -Grinding carriage and cross table lifted from machine body and all tracks cleaned, lubrication checked -Various wear parts, such as rubber caps and switching elements, replaced -Detailed functional check -Modernisation of feed arm -Paint touch-up work, machine colour: light grey RAL 7035 and RAL 7012