Used Glass Saw for sale (8,596)

Condition: used, Year of construction: 1994, total length: 4,700 mm, total width: 1,200 mm, total height: 1,600 mm, Weight: 672 kg - Year: 1994 - Documentation available: No - CE marking present: Yes - CE certificate present: No - Serial number: 228822 - Main motor power [kW]: 4.5 Bdodjxbf E Sopfx Aaaea - Max. cutting length [mm]: 4040 - Max. cutting height [mm]: 150 - Max. saw blade diameter [mm]: 400 - Arbor saw blade diameter [mm]: 32 - Voltage [V]: 380 - Power [kW]: 11.2 - Transport dimensions: 4700mm x 1200mm x 1600mm (l x w x h) - Transport weight [kg]: 672kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 1987, total length: 4,300 mm, total width: 1,350 mm, total height: 2,600 mm, Weight: 1.250 kg - Year: 1987 - Documentation available: No - CE certificate present: No - Serial number: 1454/8- 75 - Max. cutting height vertical [mm]: 1900 - Max. cutting width [mm]: 3300 - Min. saw blade diameter [mm]: 100 Bedpfow Rm Inex Aaaeda - Horizontal cutting: Yes - Vertical cutting: Yes - Transport dimensions: 4300mm x 1350mm x 2600mm (l x w x h) - Transport weight [kg]: 1250kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 2016, total length: 7,200 mm, total width: 1,400 mm, total height: 3,000 mm, Weight: 640 kg Vertical wall saw Bdjdpowng Svjfx Aaasa Year of construction: 2016 Weight: 640 kg Engine: 4kW 400V Machine number: 5921 AU Cutting height: 2150mm Cutting length: 6200mm Cutting depth: 55mm Saw blade diameter: 250mm Scoring saw blade diameter: 70mm Air pressure: 6 bar Motor speed: 2800 rpm Cutting speed: 5000 U/min Scoring saw blade speed: 13000 U/min - Year: 2016 - Documentation available: No - CE certificate present: No - Serial number: 5921 AU - Max. cutting height vertical [mm]: 2200 - Max. cutting height horizontal [mm]: 2150 - Max. cutting width [mm]: 6200 - Max. cutting depth [mm]: 55 - Min. saw blade diameter [mm]: 250 - Max. saw blade diameter [mm]: 250 - Arbor saw blade diameter [mm]: 100 - Horizontal cutting: Yes - Vertical cutting: Yes - Voltage [V]: 400 - Power [kW]: 4.0 - Transport dimensions: 7200mm x 1400mm x 3000mm (l x w x h) - Transport weight [kg]: 640kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 2001, Undercut cross-cut saw HM-D 6500-R Bodpjwng Sisfx Aaaeda Serial number: 319 Connection Voltage: 400V- 11KW Weight: 2450 KG Saw blade max: 550 mm Saw blade min: 500mm Bore: 30mm Length automatic feed: unknown - Year: 2001 - Documentation available: No - CE certificate present: No - Serial number: 319 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 2018, total length: 5,000 mm, total width: 1,500 mm, total height: 1,650 mm, Weight: 1.450 kg Price: On request - Year: 2018 - Documentation available: Yes - CE marking present: Yes - CE certificate present: No - Serial number: 1408 - Max. cutting length [mm]: 3800 - Max. cutting height [mm]: 95 - Max. saw blade diameter [mm]: 350 - Arbor saw blade diameter [mm]: 30 - Dust extraction nozzle diameter [mm]: 125 - Controlled axes: Tiltable, Rip fence - Electrically adjustable axes: Rip fence, Tiltable - Spindle speed: Bdjdpfx Asx Igayoaaoa - └ Max. spindle speed [rpm]: 4000 - Schuinstelbare zaagaggregaat: - └ Min. tilt adjustable [°]: 0 - └ Max. adjustable [°]: 45 - Voltage [V]: 400 - Current consumption [A]: 19 - Transport dimensions: 5000mm x 1500mm x 1650mm (l x w x h) - Transport weight [kg]: 1450kg - Transport packages [pcs.]: 2 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 2016, Price: On request - Year: 2016 - Documentation available: No - CE certificate present: No - Max. cutting length [mm]: 3200 - Min. saw blade diameter [mm]: 300 - Max. saw blade diameter [mm]: 350 Bdedpfx Asyvh Rvsaaja - Arbor saw blade diameter [mm]: 30 - Dust extraction nozzle diameter [mm]: 120 - Spindle speed: Automatic - └ Max. spindle speed [rpm]: 4000 - Voltage [V]: 400 - Current consumption [A]: 18.5 - Fuse [A]: 25 - Transport packages [pcs.]: 2 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, total height: 2,980 mm, total length: 2,000 mm, total width: 1,600 mm, Weight: 2.000 kg Price: On request - Documentation available: No - CE certificate present: No Bdedpfx Aaoyna Dwoaea - Saw direction: vertical - Main motor power [kW]: 22.0 - Wheel diameter [mm]: 1220 - Max. cutting to feed roller opening [mm]: 210 - Max. cutting to stop opening [mm]: 390 - Max. cutting width to column [mm]: 650 - Max. total opening [mm]: 600 - Max. cutting height [mm]: 380 - Table width [mm]: 1150 - Table length [mm]: 1200 - Max. band saw width [mm]: 120 - Feed roller type: Automatic electric - Extraction port diameter [mm]: 250 - Options: Tiltable fence - Voltage [V]: 400 - Current consumption [A]: 45 - Fuse [A]: 63 - Power [kW]: 25.0 - Transport dimensions: 2000mm x 1600mm x 2980mm (l x w x h) - Transport weight [kg]: 2000kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Glenn Smeets

Condition: used, Year of construction: 2004, - Year: 2004 Bdedsyvr Avspfx Aaaja - Documentation available: No - CE marking present: Yes - CE certificate present: No - Serial number: 409081 - Max. cutting height vertical [mm]: 3000 - Max. cutting width [mm]: 8000 - Max. saw blade diameter [mm]: 300 - Horizontal cutting: Yes - Vertical cutting: Yes - Voltage [V]: 400 - Current consumption [A]: 8 - Fuse [A]: 16 - Power [kW]: 3.0 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: used, Year of construction: 1996, total length: 5,550 mm, total width: 1,600 mm, total height: 2,730 mm, Weight: 1.000 kg Panel saw Elcon 185 RSXL Maximum cutting width 4150mm Maximum cutting height 1850mm Maximum cutting depth 80mm 3kW motor 4200 rpm Saw blade diameter 300mm Air pressure required 6 bar Bsdpfx Aownhmzsaaoda Machine dimensions: 5550 * 1600 * 2730mm (L * W * H) - Year: 1996 - Documentation available: Yes - CE certificate present: No - Transport dimensions: 5550mm x 1600mm x 2730mm (l x w x h) - Transport weight [kg]: 1000kg - Transport packages [pcs.]: 1 Financial information VAT: The price shown is exclusive of VAT VAT/margin: VAT deductible for entrepreneurs Delivery and trade-in always possible for everything in the industrial sectors Yorick Diebels

Condition: new, cutting diameter 225 mm saw band length 2480 mm cutting width 250 mm cutting speed 45 / 90 m/min dimensions of saw-band 2480 x 27 x 0,9 mm capacity 45 degrees: flat 135 x 185 - 145 x 150 mm capacity 45 degrees: round 150 mm capacity 45 degrees: square 145 mm capacity 60 degrees: flat 63 x 107 - 69 x 90 mm capacity 60 degrees: round 70 mm capacity 60 degrees: square 70 mm capacity 90 degrees: flat 240 x 160 - 250 x 110 mm capacity 90 degrees: round 225 mm capacity 90 degrees: square 185 mm total power requirement 0,75 / 1,1 kW weight of the machine ca. 200 kg dimensions of the machine ca. 1385 x 580 x 890 mm Technical features: - Hydraulic head descent control system - End stop at the end of the cut - Powerful three-phase induction motor with 2 speeds and Transmission with oil bath - Saw frame, vice and swivel group made of cast steel - Steel blade guide with ball bearings - Vice with quick clamping - Lever integrated on the front for locking the miter adjustment - Coolant pump with aluminum body - Large hand wheel for easy saw blade tension - Pressure gauge to show the belt tension (600-1000 kg/cm3) - Emergency stop safety switch - Swarf brush for cleaning the saw blade STANDARD EQUIPMENT: - Mountable base cabinet - coolant tank - Electric coolant pump - Length stop for serial cuts Bdedpfxelb I Dae Aaaea - Band change and settings tools - Chip removal brush - Hydraulic cylinder with feed control

Condition: ready for operation (used), Year of construction: 1998, cutting diameter 305 mm capacity 90 degrees: flat 350 x 200 mm capacity 45 degrees: round 250 mm capacity 45 degrees: flat 230 x 200 mm Bodpfxsyy A Hye Aaasda capacity 60 degrees: round 175 mm capacity 60 degrees: flat 170 x 100 mm cutting speed 18 - 110 m/min vice max. 350 mm dimensions of saw-band 3370 x 27 x 0.9 mm engine output 1.5 / 1.8 kW weight of the machine ca. 880 kg range L-W-H 1700 x 2200 x 2000 mm Equipment: - robust, electro-hydraulic fully automatic band saw - user-friendly controls - Mitre cuts left to 45 . possible in automatic mode - Mitre cuts up to 60° . only possible in semi-automatic mode - Hydraulic power unit with automatic . pressure cut-off when idling - Stationary base frame * with large chip drawer and automatic cooling system - infinitely variable saw blade speed adjustment (ESC) - rotating chip brush - remnant min. 80 mm - operating instructions (PDF)

Condition: excellent (used), Year of construction: 1998, Cutting width 508 mm Cutting height 305 mm Table size 600 x 560 mm Working height 1000 mm Bdedpovkx H Esfx Aaasa Roll diameter 515 mm Cutting speed 20 - 1000 m/min Saw blade width 3 - 25 mm Saw blade length 3975 mm Saw blade thickness 0.65 - 0.9 mm Drive power 1.5 kW Dimensions L x W x H 950 x 770 x 2000 mm Weight 510 kg Accessories / Special features: • Butt band welding device (only suitable for carbon band saw blades up to 0.65 mm wide and not for bi-metal M 42!) • Continuously variable cutting speed • Digital display for the cutting speed • Support table can be swiveled in 2 levels Siegfried Volz Werkzeugmaschinen Rüschebrinkstr. 151-153 DE - 44143 Dortmund - Wambel

Condition: used, Year of construction: 1972, 1 used, well-preserved hydro-pneumatic semi-automatic cold circular sawing machine for cutting aluminum, non-ferrous metals, wood and plastic Technical data: max. saw blade diameter 370 mm Cutting diameter 120 mm Cutting range at 90 degrees: flat 260 x 60 mm Cutting range at 90 degrees: square 105 mm Cutting range at 45 degrees: flat 200 x 45 mm Cutting range at 45 degrees: square 90 mm 0° cut - longitudinal cut: yes 2 speeds 1500 / 3000 m/min Drive cable 1.7 / 2.6 kW Machine dimensions L x W x H 1000 x 1000 x 1700 mm Machine weight 700 kg Accessories / Special features: - Semi-automatic operation: After starting, the workpiece is automatically clamped with the upper clamping cylinder. Once the set feed end has been reached, the saw blade moves down automatically and the clamping vice is released. - Stepless feed - Pole-changing motor - 1 saw blade - Mitre cut on both sides - Longitudinal cut 0° - Spray lever device Bodobwl Emjpfx Aaasda Special accessories: - 1 roller table right with heavy stop 3500 mm and scale - 1 roller table left, approx. 3500 mm Special accessory price: € 1,500.00 plus VAT. Siegfried Volz Machine Tools Rüschebrinkstr. 151-153 DE - 44143 Dortmund - Wambel

Condition: good (used), Year of construction: 2008, Very neat semi-automatic bandsaw from Imet Type: BS 350 SHI 2SP Capacity: 350 x 270 mm Bdodpfxoywwi Ds Aaasa Material probe Double-sided mitre cutting Mist and coolant lubrication

Condition: ready for operation (used), Year of construction: 2017, functionality: fully functional, power: 18.5 kW (25.15 HP), cutting width (max.): 900 mm, This machine comes with a Woodmizer hydraulic log deck It has a 7m cutting length Bdodpoyub Iqefx Aaaea 18.5kWh saw engine

Condition: used, Year of construction: 1999, Overview  This complete hot-fill and cold-fill bottling line was manufactured in 1999 – 2017 by Germany KHS and Krones. The line is designed for beverage production in glass and PET bottles, supporting both hot-fill and cold-fill applications. It was in operation until the end of 2025, is still installed, and is available immediately. The line can be inspected on request. Technical data  Capacity: 12,000 – 36,000 bottles/hour (example: approx. 33,000 bph @ 500 ml) Formats: 250 ml – 1000 ml Application: Hot-fill and cold-fill beverage production Container types: Glass bottles and PET bottles (hot-fill) Filling temperature: 10°C – 104°C CO₂ capability: Yes Closures: Glass: 28 mm aluminium, 33 mm / 43 mm aluminium twist-off PET: 38 mm 3-start hot-fill closure Labelling: Cold glue paper labels (optional sleeve labelling available) Packaging: Wrap-around cartons and tray packaging (no shrink wrapper included) Scope of Delivery  Depalletizer | Meypack | DL 71 | - | Low-level depalletizer with pallet conveyor and magazine Bottle rinser | Niko | Linear Rinser | 1999 | Siemens S7 PLC, heat recovery system Filler | KHS | Innofill DNR 80 | 1999 | 80 valves, 15-head aluminium screw capper, HMI renewed 2015 Twist-off capper | Italmeccanica / Crown | S4BLH | - | Steam-heated, automatic cap feeding Cooling tunnel | Tuchenhagen / Göbel | K1-135 | - | 7 cooling zones Bottle dryer | Europool | - | 2007 | High-speed air dryer Labelling machine | Krones | Starmatic | - | Cold glue labelling, Siemens S5 Wrap-around packer | Kisters | 320/50 | 1999 | Tray and carton packaging, Nordson hot melt Conveyors | KHS / Krones | - | - | Complete conveying system Palletizer | KHS | LORD 1BSN2 | 1999 | Pre-grouping, pallet formats Düsseldorf/Euro/Industrial Pallet labeller | Logopack | - | - | Pallet labelling system Reverse osmosis system | MWT | - | - | Capacity 800 l/h Bdodpfoyx I Awex Aaaja

Year of construction: 2010, condition: used, GENERAL INFORMATION Heat exchange surface: 80.0 m² Year of manufacture: 2010 Remarks: Manufacturer: De Dietrich; Bdjdpjxqciyofx Aaasa Material: Borosilicate glass; Max. operating pressure: 3 bar; Temperature range: -80°C to +200°C; Heat exchange surface: 80 m² + 1.5 m²; Area of application: Suitable for temperature control, condensation, and evaporation of highly corrosive media; Exact dimensions can be found in the drawing Overall height: 3,180 mm Location: Bremen Technical documentation: Drawing, assembly instructions Condition: Used Last application: Pharmaceutical JACKET SPACE Volume of jacket space: 376 liters TUBE SPACE Volume of tube space: 32 liters Max. permissible operating overpressure jacket space: 0.5 bar Max. permissible operating vacuum jacket space: 1.0 bar Max. permissible operating temperature jacket space: 180°C Max. permissible operating temperature tube space: 180°C Max. permissible operating overpressure tube space: 3.0 bar Max. permissible operating vacuum tube space: 1.0 bar

Condition: used, tank capacity: 800 l, GENERAL Equipment: Level indicator (without guarantee), spray head Design: upright Remarks: Handhole diameter approx. 350 mm; slight internal corrosion Internal diameter: 1,190 mm Total height: 1,300 mm Location: Bremen Volume: 800 litres Product-contacting material: V2A 1.4301 (AISI304) Condition: used Cylindrical height: 590 mm Last intended use: pharmaceutical industry VESSEL Base design: legs Number of legs: 3 pcs. Bsdpfx Aaeyckdkoajda EQUIPMENT Manhole / Dome: handhole Outlet: flange DN40 Remark: minor residues MATERIAL SPECIFICATION Leg material: stainless steel

Year of construction: 1998, condition: used, Longitudinal cutting saw for cutting aluminum profiles with feed pusher in very good condition Max. cutting length: 700 mm Max. cutting height: 130 mm Bdsdpfx Aowx I Hvsaaea Max. saw blade diameter: 450 mm Push-in length of the material pusher maximum 6,200 mm System is dismantled in our warehouse Further technical data on request

Condition: good (used), Year of construction: 2007, Striebig panel saw Evolution 6224, year of manufacture 2007 Type 6224 Year of manufacture: 2007 Motor 5.5 kW Cutting length approx. 5300 mm Cutting height approx. 2100 / 2240 mm Digital display in Y Center support Cutting depth 80 cm Saw blade diameter approx. 303 mm Free-standing installation Slatted frame moving away Wooden back wall Extraction connection D 120 mm Space requirement approx. 6300 mm x 1250 mm x 2720 mm Bedevk Sh Ajpfx Aaaoda Weight approx. 1200 kg Total connected load approx. 5.5 kW Location: from warehouse 54634 Bitburg, free loading, unpacked Handed over in the current condition as viewed without guarantee or warranty

Condition: excellent (used), Panel Saw-Spindle Moulder KNAPP KFS Profi T -used- Sliding table saw with format sliding carriage, with outrigger table, tilt-adjustable circular saw, mitre and angle fence, tilt-adjustable spindle moulder, moulder spindle with reversible rotation (clockwise/counterclockwise), fine-adjustable moulder fence ----- Technical Data ----- Cutting length (sliding table): 2,000 mm Cutting height: 103 mm Cutting width: 700 mm Max. saw blade Ø: 315 mm Saw blade tilt range: 45° Spindle moulder diameter: 30 mm Spindle tilt range: 45° Spindle speeds: 2,850 / 4,000 / 7,800 rpm Saw extraction port: 120 + 40 mm Bdodpfx Ajyyzqdjaaja Spindle extraction port: 120 mm Dimensions (LxWxH): 2,010 x 1,230 x 83 mm Weight: 590 kg Quality info: - All settings checked - Adjusted according to manufacturer specifications - Complete basic inspection - Thorough basic cleaning - Electrical system checked - Immediately ready for operation

Condition: excellent (used), Panel Saw HOLZ-HER 1255 -used- Welded frame with extremely high rigidity, pneumatically retractable support frame, stable locking of the saw carriage at the top and bottom, electronic monitoring of vertical cutting position locking, fold-away plunge lever on the saw unit, retractable riving knife for cut-outs, control panel at eye level, digital display on longitudinal fence, digital display for horizontal cuts, strip cutting device, lifting roller transport system, edge-trimmable support, dust extraction system (TRK), dust tested ----- Technical Data ----- Cutting length: 5,200 mm, Cutting height: 2,200 mm, Edging height: 2,100 mm, Cutting depth: 60 mm, Minimum height on folding rail: 120 mm, Saw blade Ø: 250 mm, Bdodpfeyyzp Hsx Aaasa Motor: 4 kW, Extraction port Ø: 120/100 mm, Compressed air: 6 bar, Space requirements (LxWxH): 6,500x1,650x3,050 mm, Weight: 900 kg Quality Information: - Guide rails renewed / overhauled - Complete base inspection - Complete base cleaning - Electrical system checked - Immediately ready for use

Condition: ready for operation (used), Year of construction: 2015, For sale: Holzma OPTIMAT HPP 300/43/32/L panel saw – in very good condition Bdjdpfx Aoyywz Esaaoa We are offering this well-maintained and exceptionally clean Holzma OPTIMAT panel saw. The machine was purchased new by us and has always been used and serviced with great care. All relevant documentation and manuals are included. Additionally, the machine comes equipped with an optimization package, a grooving package, and a cutting package, making it highly versatile and fully equipped for professional use. With only 7,000 operating hours, the machine is in excellent condition and ready for immediate use. The machine can be viewed in operation at our workshop, allowing you to see its performance first-hand. Please note: the machine must be dismantled in week 18. Specifications: • Manufacturer: Holzma • Model: OPTIMAT HPP 300/43/32/L • Year of manufacture: 2015 • Condition: very good • Operating hours: 7,000 If you are interested or require more information, please feel free to contact us.

Condition: used, Year of construction: 2016, Overview  This compact filling line for cans and bottles consists of equipment from Wildgoose, Slowbeer, Enos Euro and Millipore and is designed for craft beverage production with flexible batch sizes. The line combines isobaric and atmospheric filling technologies and includes semi-automatic and manual machines for filling, capping, labeling, and product filtration. The core component is a Wildgoose WG1-CE filler (2021), capable of handling both cans and bottles with integrated seaming functionality. With its modular setup, the line is particularly suitable for small to medium-scale producers, pilot production, or specialty beverages such as craft beer, kombucha, cider, or soft drinks. Technical Data  Capacity: Up to 24 units per minute (atmospheric – Wildgoose) Up to 16 units per minute (isobaric – Wildgoose) Additional manual / semi-automatic filling capacity depending on configuration Formats: 20 cl – 1.5 L (depending on machine) Container types: Cans and glass bottles Application: Beer Craft beverages Kombucha Cider Soft drinks Filling technologies: Isobaric filling (carbonated products) Atmospheric filling Manual filling Filtration: 3-stage microfiltration system (Millipore) Configuration: Modular / semi-automatic line Condition: used, good condition Scope of Delivery Can / Bottle Filler | Wildgoose | WG1-CE | Isobaric and atmospheric filling with integrated seaming; 16 cpm (isobaric) / 24 cpm (atmospheric); formats 33 cl / 50 cl | 2021 Manual Bottling Machine | SCH | SCHPK6 | 6-spout manual filler; approx. 250 bottles/hour; formats 20 cl – 1.5 L | 2016 Bottling Machine | Slowbeer | RI4 | 4-spout filler; approx. 350 bottles/hour; formats 22 cl – 1.5 L | 2012 Labeling Machine | Enos Euro | Base | Semi-automatic labeler; approx. 28–30 units/min; formats 22 cl – 1.5 L | 2017 Crown Capper (2x) | Slowbeer | Tap Air Corona | Pneumatic crown cappers; crown sizes 26 / 29 mm | 2012 Microfiltration System | Millipore | 3-stage | Stainless steel construction; 3-stage filtration system | 2016 Additional Information Seaming unit is integrated in the Wildgoose WG1-CE filler The line allows flexible switching between can and bottle filling Ideal for craft production with frequent product or format changes Compact footprint and modular design   Bodpfx Aasyxr Aneaeda

Condition: used, Used Pfaudler BE5000 vertical glass lined reactor. Approximately 5,000 litre capacity. Internal rated 6.6 bar/full vacuum design pressure at -29 to 200 deg.c. External mild steel jacket rated 6.6 bar/full vacuum design pressure at -29 to 200 deg. Unit has welded dished top and bottom heads. Includes top entry 4-blade CBR Turbine type agitator driven by a 10.5 kw 415 volt 292-1460 rpm 3/50 motor. Unit is mounted on lugs. Specifications: Capacity: 1,320.9 gal Internal pressure: 96 PSI Jacket Pressure: 95.9753 Material of Construction: Glass lined steel Bdedpfeykn Rdex Aaaoa