Second-hand machinery for sale (1,965)

Condition: used, functionality: fully functional, number of drawers: 20, Auction: Plant Closure Roschmann, Gersthofen (Augsburg) Bid now – Sale to the highest bidder. Lot 2910008: Extendable glass storage rack by FGL, model FGL-V-5000-E80/20-2, year 2014. Designed for the safe and efficient handling of glass or large-format sheet materials. Equipped with labeled pull-out drawers, integrated ladder access, and a load-tested steel frame construction. Manufacturer: FGL Glaslager- und Transportsysteme GmbH Model: FGL-V-5000-E80/20-2 Year: 2014 Serial number: 4645001 Prodsx N Nh Nepfx Ah Uef Max. load per shelf: 2,200 kg Max. total load: 44,000 kg Loading height: 2,050 mm Rack width: 1,500 mm Dead weight: 5,540 kg Frame construction with handrails and ladder access Suitable for glass shops, plate storage facilities, or storage environments for architectural sheet materials.

Condition: used, Year of construction: 1971, functionality: fully functional, 4-Roll Rubber Calender 1. Manufacturer • Manufacturer: Comerio Ercole 2. Machine Identification • Machine type: 4-Roll Rubber Calender • Roll dimensions: 18" × 54" – Roll diameter: 18 inches – Roll length: 54 inches 3. Year of Manufacture and Modernization • Original year of manufacture: 1971 • Modernization history: Machine regularly upgraded until 2018 4. Intended Use • Calendering of rubber compounds • Designed for continuous operation in tire and rubber production lines 5. Control and Automation • Upgraded control system implemented in 2012 • MMI system installed in 2001 • Control panel equipped with Beckhoff components 6. Mechanical and Process Upgrades Mechanical Upgrades Psdpex Iug Ujfx Ah Uorf • Installation of new calendar rolls (2018) • Optimization of the spool winding unit (2014) • Overhaul of cooling lines (2013) Process Upgrades • Gauge measurement system installed (2012) • SQ1 material width measuring system installed (2009) • Cassette winding systems with dedicated control cabinets installed (2009) 7. Drive System • Large industrial electric motor by ABB • Drive system coupled with Comerio Ercole gearbox 8. Plant Configuration • Integrated adjustment for feed extruder (installed 2012) • Cooling section included in the system • Multiple winding stations integrated into the calender line

Condition: used, Year of construction: 2024, functionality: fully functional, Auction: Plant Closure Roschmann, Gersthofen (Augsburg) Bid now – Sold to the highest bidder. Lot 2910007: Robust vertical sheet metal storage rack by HEGLA, year of manufacture 2024. Designed for efficient and organized storage of sheet metal in industrial environments. Features high compartment load capacity and clearly labeled sections for quick access. Manufacturer: HEGLA Pjdpfxjx N Nh Aj Ah Usrf Model: Sheet Metal Storage Rack (Sheet Storage) Year: 2024 Max. compartment load: 13,000 kg Max. loading capacity per compartment: 1,300 kg Compartment width: 300 mm Color: Green Condition: Very good, with clear labeling and load markings Ideal for metal workshops, warehouses, and production facilities.

Condition: used, Year of construction: 2005, functionality: fully functional, 1. Manufacturer • Manufacturer: Karl Eugen Fischer GmbH 2. Machine Identification Predpfxsx Iuf Re Ah Uof • Machine type: Adhesive Strip Applicator with Layer Gauge • Model: HTBC • Year of manufacture: 2005–2015 (serial production range) 3. Intended Use • Cutting and application of rubber strips and/or ply materials • Designed for use in tire manufacturing and rubber processing 4. Mechanical Construction • Heavy-duty steel frame construction • Industrial green paint finish • Elevated operator platform with integrated access stairs 5. Conveyor and Material Handling • Wide flat-belt conveyor system for continuous transport of rubber sheets • Conveyor system integrated into the cutting and application process 6. Unwinding and Rewinding System • Overhead and lower roller stations • Designed for handling liner and ply materials • Configured for controlled unwinding and rewinding operations 7. Electrical Equipment • Power supply: 400 V / 50 Hz • Control cabinets: – Large, free-standing grey control cabinet bank – Integrated climate control system 8. Safety Equipment • Yellow safety fencing • Mechanical safeguarding of hazardous areas

Condition: used, functionality: fully functional, Year of construction: 2020, Auction: Plant Closure Roschmann, Gersthofen (Augsburg) Bid now – Sale to the highest bidder. Lot 2910005: Cantilever racking system by Fischer, type KAF, year of manufacture 2020. Designed for storing long or bulky materials such as pipes, metal profiles, or wooden panels. Robust construction suitable for industrial environments. Height: 6000 mm Arm length: 1200 mm (IPE 120) Max. arm load: 1000 kg Max. column load: 3000 kg Prjdpfx Ahjx N Ng Se Uef Max. shelf load: 8000 kg Max. rack load: 2000 kg Bay width: 1200 mm Section number: 08 Manufacturer: Fischer Lagersysteme Ideal for storing materials with high load requirements in warehouses or workshops.

Condition: used, functionality: unexamined, Year of construction: 2013, load capacity: 275 kg, Auction: Plant closure Roschmann, Gersthofen (Augsburg) Place your bid now – sale to the highest bidder. Prodpox N Ngxsfx Ah Ujf Lot 2910004: Lot consisting of 1 mobile vacuum lifting device AERO-LIFT CLAD-LIFT 575, designed for handling large glass panes, façade panels, and sheet materials on construction sites and in production. Model: CLAD-LIFT 575, year of manufacture 2013. Maximum load capacity: up to 575 kg, depending on reach and lifting height. Working height: up to 4 meters. Integrated vacuum suction system with multiple suction cups. Electric drive and steering for easy maneuverability. UVV safety inspection valid until 2026. Ideal for window, glass, and façade installation.

Condition: used, Year of construction: 2007, functionality: fully functional, Machine type: Oil-free air compressor • Product designation: ZH 7000-6 • CE marking: Yes Manufacturer • Manufacturer: Atlas Copco • Country of manufacture (as per nameplate): Belgium Predpfx Asx Iudteh Uof Identification • Model: ZH7000-6-7 • Serial number: AIF124949 • Year of manufacture: 2007 Technical data (nameplate) • Maximum operating pressure: 7.7 bar(e) 112 psig • Input power: 620 kW 831 HP • Shaft speed: 2,980 rpm Control and operation • Control system: Elektronikon® • Integrated display with membrane keypad • Emergency stop button on the front panel

Condition: used, Year of construction: 2012, functionality: unexamined, travel distance X-axis: 1,626 mm, travel distance Y-axis: 813 mm, travel distance Z-axis: 762 mm, table width: 711 mm, table length: 1,626 mm, table load: 1,814 kg, spindle speed (max.): 12,000 rpm, spindle motor power: 22,400 W, Auction: Factory Closure Roschmann, Gersthofen (Augsburg) Bid now – sale to the highest bidder. Pjdpfx Ajx N Ngrjh Uorf Lot 2910003: consisting of 1 used vertical CNC machining center from HAAS, model VM-6, in good condition. Designed for precise and efficient metalworking in mold making, tool making, and general machining applications. Features: 3-axis vertical machining center (X/Y/Z). Travel range: X = 1,626 mm, Y = 813 mm, Z = 762 mm. Spindle: BT40 taper, up to 12,000 rpm. Motor power: 22.4 kW (30 HP). Tool magazine: 30+1 positions, automatic tool changer. Table size: approx. 1,626 x 711 mm, max. load 1,814 kg. Haas CNC control with display and USB port. Chip conveyor, coolant system included. Electrical: 360–480 V, 50/60 Hz, 3-phase. Machine dimensions: approx. 4,750 x 3,250 x 3,100 mm. Weight: approx. 8,000–11,000 kg.

Condition: used, Year of construction: 2007, functionality: fully functional, • Machine type: Oil-free air compressor • Product designation: ZR 500 VSD • CE marking: Yes (CE 0038) Manufacturer • Manufacturer: Atlas Copco • Place of manufacture (per rating plate): Made in Belgium Identification • Type: ZR 500 VSD • Serial number: AIF118346 • Year of manufacture: 2007 Technical data (rating plate) • Maximum operating pressure: 8.60 bar(e) Predpfx Ahsx Iuc Ao Ujf • Input power: 497 kW • Shaft speed: 2,180 rpm Control and operation • Control system: Elektronikon® (as indicated on control panel) • Integrated display with membrane keypad • Emergency stop button on the front panel

Condition: used, Year of construction: 2002, functionality: unexamined, Auction: Plant closure Roschmann, Gersthofen (Augsburg) Bid now – Sale to the highest bidder. Pedpfjx N Nglex Ah Ujrf Lot 2910001: Comprises 1 used CNC double mitre saw in good condition. Shows signs of regular industrial use. Features: Product number: 335 DGA2020, Series: MEBAeco. Automatic double mitre saw with CNC control, cutting angles from 30° to 135°. Suitable for material types: round and rectangular profiles. Maximum cutting capacity: Ø 510 mm, 500×335 mm (flat). Cutting speed: 15–150 m/min, servo feed, minimum residual piece length: 80 mm. Saw drive: 3.0 kW, mechanical blade tensioning. Blade size: 4400×34×1.1 mm. Working height: 750 mm. Machine dimensions: 4350×2300×1900 mm, weight: 2550 kg. Control panel: SIMATIC OP27. Electrical system: 400 V, 50 Hz, 25 A, control voltage: 24 V. Protection rating: IP54. Manufacturer: MEBA Maschinenbau GmbH, Year of construction: 2002, Serial number: 6726.

Condition: used, Year of construction: 2007, functionality: fully functional, • Machine type: Refrigerant air dryer for compressed air • Product designation: FD 2400 VSD • CE-marked: Yes (CE 0038) Manufacturer Psdpfx Aex Iub Esh Usrf • Manufacturer: Atlas Copco Airpower n.v. • Place of manufacture: Wilrijk, Belgium • Brand name on housing: Atlas Copco Identification • Type: FD 2400 VSD • Serial number: AIF125258 • Year of manufacture: 2007 Electrical data • Supply voltage: 400 V • Frequency: 50 Hz • Power consumption: 3.5 kW • Phase: as indicated on the type plate (Ph, exact number not specified) Operating data • Maximum compressed air pressure (Pmax): 13 bar(g) • Maximum inlet air temperature (Tmax): 55 °C • Ambient temperature range: Max: 45 °C Min: 3 °C Cooling system • Refrigerant type: R404A • Refrigerant charge: 15 kg • Maximum refrigerant pressure (high pressure side): 29 bar • Refrigerant pressure (low pressure side): not specified Weight • Machine weight: 1,180 kg Control and interfaces • Control system: Elektronikon® (as indicated on the control panel) • Integrated display and membrane keypad on the front door

Condition: used, Year of construction: 1971, functionality: fully functional, 1. Machine Classification • Machine type: Rubber sheet/tread processing machine and winding system • Component designation: “R-Winder 1” 2. Functional Description • Transport of rubber sheet material • Controlled dispensation of rubber compounds and auxiliary lining or interlayer materials • Winding of processed rubber components into rolls suitable for downstream tire production processes 3. Mechanical Structure Psdpfx Asx Iua Ush Uorf • Heavy-duty steel frame construction • Surface finish: Industrial green coating 4. Conveying and Material Transport Systems • Wide flat-belt conveyor system for transporting rubber sheets • Overhead mounting points for rolls of lining and interlayer materials 5. Safety Equipment • Yellow safety fence around the operating area • Operator-accessible emergency stop buttons 6. Control and Operation Interface • Local control panel • Integrated display screen • Physical push-button controls • Integrated communication handset Some images show the machine in the condition in which it was still in use. These are provided for presentation purposes only.

Condition: used, Year of construction: 2007, functionality: fully functional, 1. Electrical and Performance Data • Rated power: 22 kW • Power supply: 400 V / 50 Hz • Rated current: 35 A 2. Pneumatic System • Operating pressure range: 4 – 10 bar 3. Control and Operating System • Control unit (HMI): Allen-Bradley PanelView 550 • X-ray control: Gulmay MP1 data protocol controller 4. X-ray Generation System Predpfex It Uqex Ah Usf • High voltage generator: Gulmay FC160-1/2 • Configuration: Mobile unit • Country of manufacture: England 5. Enclosure and Safety Equipment • Fully enclosed, radiation-shielded cabins • Cabin color: white/blue • Integrated safety interlock system 6. Material Handling System • Integrated motorized roller conveyor • Conveyor belt configured for both infeed and outfeed of material 7. Electrical Installation • External control cabinet system • Multi-door cabinet array • Control cabinet manufacturer: Rittal

Condition: used, Year of construction: 2007, functionality: fully functional, Weight: 6,100 kg | Power supply: 400 V / 50 Hz / 41 A | Control unit: Allen-Bradley PanelView Plus 1000 | Workpiece clamping: Horizontal lathe chuck | Conveyor system: Integrated roller conveyor (infeed/outfeed) Pjdpsx It T Hofx Ah Usrf

Condition: used, Year of construction: 1973, functionality: fully functional, • 4-roller configuration Podpfx Ahex It Spe Uorf • Asset description text: "4-ROLLER Z-CALENDER" • Several documented upgrades and overhauls listed (hydraulic system overhaul, electronic systems update, control upgrade, preheating system, bubble destruction device, etc.), including specified due dates

Condition: used, Year of construction: 2008, functionality: fully functional, • Device type: Oil-cooled transformer • Installation type: Stationary, floor-mounted • Application context (visual): Industrial power supply for production machinery Manufacturer • Manufacturer (nameplate): MGM Transformer Company • Manufacturer location (nameplate): City of Commerce, CA 90040, USA • Country of manufacture: United States (explicitly stated: "Made in USA") Identification • Manufacturer serial number (SN): 08-09-08-50232A • Additional identification mark: 7008608D0002 • Catalog number (CAT NO): M2885A2625U0333 Pjdpfx Aox It Scoh Uerf • P/L No.: P2885TU-0333 Electrical Specifications (nameplate) • Rated power: 2885 kVA • Phase: 3 PH • Frequency: 50 Hz • High voltage (HV): 20,000 V • Low voltage (LV): 2300 / 2300 / 2300 V • Impedance: 6.36% at 2885 kVA • Insulation class: OA • Temperature rise: 65 °C Insulation / Dielectric Data • HV BIL: 125 kV • LV BIL: 60 kV • Cooling medium: Oil • Fluid level reference: – 14 in below handhole at 25 °C – Fluid level change: 0.64 in per 10 °C Mechanical Data / Tank Data • Suitable for tank vacuum: –10 PSI (vacuum filling) • Maximum operating pressure: +7 PSI • Altitude rating: Up to 3,300 ft above sea level Weight Information (nameplate, approx.) • Core and coil weight: 11,820 lb • Tank and fittings: 8,320 lb • Oil volume: 1,235 gal • Total weight: 27,500 lb • Weight without tank: 11,820 lb Tap Changer Information (nameplate) • Tap positions: 1 (A) to 5 (E) • HV Tap Voltages: – 21,000 V – 20,500 V – 20,000 V – 19,500 V – 19,000 V

Condition: used, Year of construction: 1995, functionality: fully functional, 1. Pearl Winder – Gadsden • Enclosed winding machines with yellow safety covers • Multiple rotating winding discs and wire guides • Integrated control panels with push-buttons, indicator lights, and emergency-stop switches • Mechanical winding stations mounted on heavy steel frames • Visible wire feed paths and guiding elements 2. Pearl Extruder – Davis • Extruder assemblies with screw and barrel sections • Downstream guiding and forming components • Control cabinets and local operator panels • Auxiliary equipment including heating/control units and material handling components • Safety devices integrated into the system 3. Carousel and Loader Robots Psdpsx Itz Refx Ah Uorf • Articulated industrial robot arm by ABB (orange) • Rotary carousel stations with multiple indexed fixtures • Safety fences enclosing the robot working areas • Integrated control panels next to the robot cell 4. Coil Winding Equipment • Multiple wire pay-off and take-up reels arranged in series • Tension and guide rollers • Winding stations mounted on steel frames • Clearly separated parallel winding positions

Condition: used, Year of construction: 2001, functionality: fully functional, 1. Bead Winder – Gadsden • Enclosed winding machines with yellow safety covers • Multiple rotating winding discs and wire guides • Integrated control panels with push buttons, indicator lights, and emergency stop switches • Mechanical winding stations mounted on heavy steel frames • Visible wire feeding pathways and guiding elements 2. Bead Extruder – Davis • Extruder assemblies with screw and barrel sections • Downstream guiding and forming components • Control cabinets and local operator panels • Auxiliary equipment including heating/control units and material conveying components • Safety devices integrated into the system 3. Carousel and Loader Robots • Articulated industrial robot arm from ABB (orange) • Rotary carousel stations with multiple indexed holders • Safety fences enclosing robot work areas • Integrated control panels next to the robot cell 4. Coil Winding Equipment Psdpfx Asx Itzqoh Uerf • Multiple wire pay-off and take-up reels aligned in series • Tension and guide rollers • Winding stations mounted on steel frames • Clearly separated parallel winding positions

Condition: used, Year of construction: 2008, functionality: fully functional, • Manufacturer: inmess Gesellschaft für Industrie- und Messtechnik mbH • Manufacturer address (as stated on the nameplate): Frankfurter Str. 74, D-64521 Groß-Gerau, Germany • CE marking: Yes • Country of manufacture: Germany Machine Identification • Machine type (M/C Type): PLU • Machine number (M/C No.): 08-M-PLU-01 • Year of manufacture: 2008 Electrical Data (nameplate on the control cabinet) • Supply voltage: 3 × 400 V, 50 Hz • Control voltage: 24 V DC • Rated current: 12 A • Main fuse: 35 A • Rated connected load / Power: 6 kVA Weights • Machine weight (as stated on the nameplate): 1,900 kg Construction and Design (visible and verifiable) • Enclosed machine housing with transparent safety guards • Integrated control cabinet mounted on the machine frame • Main control panel with push buttons, selector switches, and emergency stop button • Additional emergency stop button visibly installed on the control cabinet • Mechanical working area fully enclosed by safety devices • Central horizontal spindle unit mounted on a rigid yellow machine base • Opposing spindle/support unit visibly positioned on the same axis • Linear guide rails visible on the machine bed • Pneumatic lines present in the working area • Cable drag chain installed for protected cable routing Safety and Warning Instructions • CE conformity marking present • Laser warning symbol affixed to the machine frame • Emergency stop markings visible • Binder containing lockout/tagout operating instructions attached to the machine Predpex Itu Dofx Ah Uef

Condition: used, Year of construction: 2020, functionality: fully functional, Technical Details: Manufacturer: • MEYER PLANTTEC • PLANER Systemtechnik Model / Designation: Weighing System Ricon 603 Control Cabinet Type: 2005767 = P1 Power Supply: 400 VAC / 50 Hz Control Voltage: 24 VDC Maximum Fuse Capacity: 25 A Rated Current: 8 A Total Weight: 60 kg Serial Number: 2005767-1 Year of Manufacture: 2020 PST Drawing Number: 161-10-760-02 2. System Overview (Visible Components) 2.1 Structural Frame Pjdpfx Aox Itr Nsh Uerf • Welded steel frame with grating work platform • Integrated drum support area • Mounted linear guide rails and table elements • Lower grating section for drainage or spill containment 2.2 Pump and Mixing Area Mounted on the left side: • Vertical, motor-driven pump assembly equipped with INVEOR motor controller • Pump inlet connected to a chemical container positioned on the system frame • Stainless steel piping connected to the valve block and dosing line 2.3 Valve and Drive Unit • Stainless steel valve block with flange connections • Pneumatic rotary actuator: AIR TORQUE Germany Type/Model: SC0050-AJZ Series: FGF-010-S-17 Pressure Range: max. 10 bar Torque Values: 29 Nm (min) / 60 Nm (max) Temperature Range: –40 °C to +180 °C Connections: 1/4" Certification: CE, ATEX (EX II 2 G Ex h IIC T6 Gb X / Ex h IIIC T85°C Db X) Year Code: 20138769

Condition: used, Year of construction: 2005, functionality: fully functional, (1) Bead apexing line (1), including AFC, conveyor belt, drum applicator, grinding conveyor, extruder Psdpsx Itmysfx Ah Uerf

Condition: used, Year of construction: 2012, functionality: fully functional, Documented Modifications/Upgrades: Year Modification/Upgrade 2012 Installation of quadruple extrusion line no. 02 for individual treads 2012 Foundation for quadruple extruder no. 02 2012 Induction heating insert + die on quad. #02 2013 Expansion of extrusion tooling for profile/SW production 2014 2 compact asynchronous motors by Siemens 2017 Extruder screw 150 base quad 2 2019 Advanced closed-loop upgrade 2021 Advanced closed-loop upgrade 2022 New 200 mm screw for Troester extruder Control system: Modern control and visualization units (control panels, operator panels) Prodpjx Ithdefx Ah Uof Technical data: • Extruder screws up to 200 mm (2022) • Base screw 150 mm (2017) • Siemens asynchronous motors (2014) Maintenance/Condition: Regularly modernized and upgraded 2012–2022 Accessories / Options: Conveyor systems, heating and cooling units, monitoring and measuring stations, winding devices

Condition: used, Year of construction: 1996, functionality: fully functional, Triple extrusion line Technical details: Documented notes: The line has been modernized several times since its commissioning. Component arrangement according to diagram: • Head • Cylinder • Gearbox • Motors • Steel frame Predox Itgaepfx Ah Uof • Triplex extruder configuration • Control system with Beckhoff interface • Operator screens for displaying extrusion parameters • Winder units designated as “Wickler” • Emergency stop button available • Industrial control cabinets installed

Condition: used, Year of construction: 1969, functionality: fully functional, Banbury Mixer No. 3 with Peripheral Equipment Documented Modifications/Upgrades: Year Modification / Upgrade 1962 Gearbox upgrade, Mixer III 1973 Weighing and feeding system for Mixer III 1981 Exhaust system for Mixer III 1985 Batch-off machine, Mixer 3 1985 Temperature control unit, Mixer 3 1995 DC motor 1500 HP, 1700 V, 1678 A 1996 Upgrade to KSBI-L270 Mixer III 2007 Hose scale for Mixer No. 3 2008 Vibration measurement system, Mixer III 2008 Column slewing crane for bale handling, Mixer III 2009 Vacuum lifting system, Kneader III 2010 CMS system for Mixer III 2013 Slab strip cutter for Kneader III 2014 Plate feeding system for Kneader III 2014 Overhead conveyor, Kneader III 2014 2 × floor scales for Kneader III 2014 New control systems for Kneader III 2014 Cooling coils MUAFAN 1+2 – cooling line mill Mixer 2+3 2015 Monitoring system (Mixer I–III) for CMS-Kneader III 2017 Mixer body, Kneader III (replacement) 2023 Rubber Kneader III KSBI-L270 Control System: New control systems 2014, CMS system 2010, DC drive/Automax, PLC batch-off & conveyor, documented AC drives Prjdpfx Ajx Itfpjh Uof Maintenance/Condition: Regular modernizations and upgrades documented 1962–2023 Accessories/Options: Batch-off machine, plate feeding unit, installation conveyor, strip cutting device, floor scales, bale handling crane, vacuum lifting system, carbon black silos and weighing system, extruder, roll die, roll head with conveyor, cooling systems (dip tank, cooling line, discharge), control systems (DC drive, AC drive, Automax, PLC)

Condition: used, Year of construction: 1973, functionality: fully functional, Technical Details: Banbury Kneader/Mixer No. 2 with peripheral equipment Documented Modifications/Upgrades: Year Modification/Upgrade 1973 Installation of 2 × 38" ASM batch-off units – Banbury II 1979 Beth filter for Kneader II 1981 Extraction system for Kneader 2 solvent tank 1985 Temperature control unit for Kneader 2 1994 Automatic unloading system for Mixer No. 2 2008 Vibration measurement system for Mixer II 2008 Demag manipulator for Mixer I (2x) 2009 Power quality interface measuring device for kneader 2009 Ergonomic upgrade for rubber splitter 2010 CMS system for Mixer II 2010 TCU upgrade for Mixer II 2014 BB 270-6W mixer head transfer unit (HTU) for Kneader II 2015 Monitoring system (Kneader I–III) for CMS Kneader II 2015 Replacement of outdated computers and UPS for Mixer 2 2015 Installation of autorelease terminals Mixer II 2017 Hopper for Mixer No. 2 2018 Mixer 2 MS Version 4 2018 Sheet feeding system Mixer 2 2021 Replacement of mixer body / serial no. 16439 Prodpfjx Itdrsx Ah Usf 2022 Mill gearbox Kneader 2 Control system: CMS system, TCU upgrade, computers and UPS replaced Maintenance/Condition: Regular upgrades and modernizations documented (1973–2022) Accessories/Options: batch-off units, sheet feeding system, hopper, drop gate, roll head with conveyor belt, mill, dip tank, cooling line, stacking unit