Used Morgana Grooving And Perforating Machine for sale (70,100)

Condition: excellent (used), Year of construction: 2009, functionality: fully functional, Grooving parquet machine ZEFIRO - automatic producing of the grooves on the plywood back side of parquet boards. Useful length 2400 mm. Lrjdpfxjx Rrqvj Ab Uet Entry belt conveyor included.

Condition: used, Year of construction: 1980, machine/vehicle number: 14357, Perforations- und Rillmaschine - Perforation & Creasing machine Stewo K16/4Year ca. 1980 - Serial-No. 014357 Creasing width max. 700mm Lrodpeh Axkkjfx Ab Ust Electric operation Paper 80-250g Online-Video-Inspection by Skype-Video We would be very pleased with your visit - more machines on Stock Available Immediately - Can be inspect On Stock Emskirchen / Nürnberg - Can be test

Condition: excellent (used), With additional equipment 2.2 kW with accessories Lrjdpfx Ajxfu Nuob Uet Height approx. 217 cm

Condition: good (used), ZNHZ-508A Envelope Making Machine Paper weight 70 – 150 g/m² Production rate 3000 – 9000 pcs/h Maximum folded envelope size Western Style 324 x 229 mm Min. folded envelope size 100 x 100 mm Power 8 kW Weight 3000 kg Dimensions 6600 x 1200 x 1300 mm Year of manufacture 2014. Ledpfoz A H Sgex Ab Usrt Key advantages of the machine: – A bottom-mounted vacuum feeder allows for continuous material loading without stopping the machine. – A proprietary adjustable creasing and perforation system on the machine cylinder allows for loading material in the form of only the cut-out envelope outline. – Simple and easy adjustments simplify and shorten makeready time. – Standard bookbinding glue is applied from an inkwell through rotating rings with precise adjustment of its position and intensity. – Glue for the closure is also applied from an inkwell with precise adjustment of the intensity. – A vacuum suction system located on the cylinders allows for perfect folding of envelopes even at very high speeds. – The machine has two folding systems enabling double-closing of envelopes. – The electronic counting system is equipped with an electromagnetic separating device, allowing for separating envelopes, e.g., 50 pieces per envelope.

Year of construction: 1992, condition: good (used), machine/vehicle number: 10-166, OFFER 13467 Technical data: - Maximum material thickness with a tensile strength of 40 kg/mm²: approx. 3 mm - Shaft diameter: 45 mm - Manual hydraulic adjustment of the upper roller - Electric foot switch Lredpehrm Iujfx Ab Ust - Drive: 400 V / 1.1 kW - Space requirement: approx. W 550 x H 1200 x D 1200 mm - Weight: approx. 180 kg

Condition: good (used), Year of construction: 2010, machine/vehicle number: 2005, Automatic Perforating & Creasing machine Lrjdpfsy Txkbox Ab Uot

Condition: new, functionality: fully functional, Manual equipment to cut the corners of the box blanks and make V & U-shape grooves. Ideal for mock-up samples and short runs. Corner sizes: max. 150 x 150 mm Cardboard sizes: max. 700 x 700 mm (box) max. 1000 x 700mm (cardboard cover) Cardboard thickness: min. 1 mm – max. 4 mm Tools: Lredpfx Asw Ad N Ueb Ust Nr.1 for “V” shape groove from 80° to 100° Nr.1 for “V” shape groove from 100° to 130° Nr.1 for “U” shape groove from 6 mm to 8 mm (optional) Wheelbase: no limit

Condition: reconditioned (used), Year of construction: 2006, BACCIOTTINI Group Pit Stop AF Speed, year 2006: automatic creasing and perforating machine in excellent condition. The machine will be overhauled at Bacciottini Group srl's facilities. Robust construction and reliable performance. The machine is equipped with a NEW standard V-Shape creasing kit and a 100 cm extension. All other optional tools currently available can be added: digital creasing kit, standard perforating kit (2/1, 3/1, 4/1), or micro-perforation kit. Technical specifications: - Maximum format: 50 x 70 cm (50 x 100 cm with extension) - Minimum format: 8 x 15 cm - Paper weight: from 80 to 600 gsm - Minimum creasing distance: 0.1 mm - Programming: 200 programs with 100 creases per program - Power supply: 400 Volt three-phase 50 Hz - Power requirement: 3.5 kW Lrsdpeyk Utxefx Ab Ujt This has been our best-selling model for years and continues to be appreciated worldwide for its quality and reliability. The attached photos are from our catalogue and do not specifically refer to the machine being offered.

Condition: excellent (used), Year of construction: 2006, I sell the fully equipped edge banding machine BRANDT ProfiLine KDF 790, year 2006: Ledpfx Abeh U Nzpj Ujrt Configuration: Entry fence manual adjustable Premilling manual adjustable Edge banding with preheating tank Material pressure zone servomotorical adjustable End cutting saws pneumatic adjustable Rough milling top + bottom manual adjustable Tilting radius milling top + bottom servomotorical adjustable Corner rounding 2-motor servomotorical adjustable Radius R2 scrapers pneumatic adjustable / Second set for R1 included Glue scrapers manual adjustable Grooving saw Polishing brushes Separation fluid spraying in the front Cleaning fluid spraying in the back Working thickness adjustment servo driven Material height 8-60mm Edge thickness 0,4-12mm Feeding speed up to 20m/min. Total length including feeding plate 7860mm Kilometerstatus 1.650.000 Meters edgebanded. Including full documentation and CE. Very good condition, fully working!

Condition: new, NEW machine, end-of-series Pit Stop D2H HIGH SPEED double-head creasing and perforating machine, equipped with 2 standard creasing kits (for Head A and Head B) and mobile wheels. The second head, unlike the first, operates from bottom to top. All creasing and perforating tools can be installed on this second head. This allows creasing and perforating to be performed in a single pass; or, by fitting two creasing tools, it is possible to perform creases from both the top and the bottom in one pass, ensuring the correct crease orientation for zig-zag folding. High-performance creasing machine with a maximum output of up to 14,000 sheets per hour. Easy-to-use controls allow for up to 100 creases or perforations per sheet and a memory capacity of up to 200 jobs. The machine can crease, perforate, and punch, making it ideal for WIRE-O binding and calendar production. This end-of-series machine can be equipped with the following optional tools: - Digital creasing kit (for both Head A and Head B) - Perforation kit 2/1-3/1-4/1 (for both Head A and Head B) - Micro-perforation kit (for both Head A and Head B) - 100 cm extension - Punching kit in various sizes Technical data: Min./max. sheet size: 8×10 cm / 50×70 cm (with optional extension 50×100 cm) Paper weight: 80 to 600 g/m² Lrsdpfxsxmhfls Ab Ujt Programming: 200 programs (100 operations per program) Minimum crease distance: 0.1 mm Production speed in A4: 14,000 sheets/hour (with 1 crease) Power supply: 400 Volt three-phase + neutral, 50 Hz

Condition: new, Type 1000-2S metal Working width 1000 mm Min.working length 400 mm Working thickness 2-80mm Grinding roller speed - Frequency control Feeding speed 5-20 m/min Metal shaft 7.5KW Grinding motor 2.2KW Lsdpfeyqx Dbex Ab Ujrt Feed motor 1.5 kW Lifting motor 0.37KW Total motor power 11,57 kW Transport dimensions 1600x1650x1450mm Weight 750 kg Price 6700 Eur (EXW Jonava, Lithuania)

Condition: new, Year of construction: 2025, functionality: fully functional, CONSTMACH log washer (Pallet Washer) is a high-performance washing machine developed specifically for cleaning large aggregates with high clay content. Designed to deliver maximum efficiency under demanding working conditions, this system effectively removes dirt from the material, ensuring high-quality aggregate production in construction, mining, and recycling facilities. Its twin-shaft design creates a powerful scrubbing effect on the material, breaking down even the most stubborn dirt and ensuring clean, ready-to-use material. The CONSTMACH pallet washer offers operators high flexibility with its adjustable shaft angle and speed control, enabling optimal washing performance for different types of aggregates. Its robust body, high-strength material usage, and easy maintenance ensure long-lasting operation. Furthermore, it can process hundreds of tons of material per hour without compromising cleaning quality, even in facilities requiring high capacity. This equipment improves the quality of aggregates used in construction projects, optimizes mineral separation processes in mining, and contributes to the production of reusable materials in recycling plants. Effective removal of foreign matter extends the life of subsequent crushing and screening equipment and reduces operating costs. Log Washer (Pallet Washer – Coarse Material Washer) Technical Specifications Machine Size: 2000 x 7000 mm (Double Shaft) Electric Motor Power: 2 x 37 kW, GAMAK Brand, IE3 Efficiency Class, 1500 rpm Feed Size: 0 - 50 mm Main Body Material: S235JR A1 Quality, 8 mm Rolled Sheet Rotation Speed: 15 - 25 rpm Helix: Double Shaft Spiral Pallets, S235JR, 8 mm Sheet, Cast Arms Resistant to Wear and Hardox Coating Shaft: Cr-Ni-Mo Alloy Steel Body: GS52 Steel Casting Bearings: SKF or FAG, Heavy Duty Roller Bearings Lrsdpfexp Urdex Ab Uet Production Capacity: 200 - 400 t/h Weight: 24,000 kg Why Should You Choose CONSTMACH Log Washer (Pallet Washer – Coarse Material Washer)? CONSTMACH combines quality, durability, and efficiency with its log washer systems developed through years of experience. Each component is designed for long life and minimal maintenance. Thanks to its high-capacity washing performance, energy efficiency, and ease of use, you will get the most out of your investment in the shortest time possible. CONSTMACH also guarantees the uninterrupted operation of your business with its after-sales support and spare parts services. If you are looking for a reliable solution for clean, solid, and high-quality aggregates, the CONSTMACH pallet washer is the right choice. What Do We Do at Constmach? Constmach is a leading machine manufacturer offering a wide range of products tailored to the needs of the construction and mining industries. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, stone crushing machines, stone crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting

Condition: new, functionality: fully functional, Year of construction: 2025, The VSI (Vertical Shaft Impactor) sand making machine is a type of crusher designed to accelerate the crushing of aggregate and produce cubical-shaped sand. It is widely used in the field of construction, mining, and other similar industries. Here are key features and information about VSI sand making machines: 1. Working Principle: - The VSI sand making machine operates on the principle of stone impacting stone or stone impacting iron. Material is fed into the center of the rotor, which accelerates to high speed to throw the material outward against a wear-resistant lining. 2. Rotor and Crushing Chamber: - The rotor is a crucial part of the VSI machine and is often designed with multiple pockets to facilitate material throwing and crushing. - The crushing chamber is lined with wear-resistant materials to endure the impact and abrasion during the crushing process. 3. Feedstock Control: - The feedstock (material to be crushed) can be controlled using a variable speed control system, allowing for adjustments to achieve the desired particle size. 4. Material Types: - VSI machines are suitable for processing various materials, including hard and abrasive materials such as rocks, ores, and minerals. 5. Cubical Shaping: - One of the significant advantages of VSI machines is their ability to produce cubical-shaped end products, which is desirable for high-quality concrete and asphalt production. 6. Adjustable Discharge: Lrjdpfx Ajq Nd U Hsb Ujt - The machine usually has an adjustable discharge opening, allowing for customization of the final product size. 7. Sand Production: - VSI sand making machines are primarily used to produce manufactured sand (M-sand) and crushed sand, which are essential components in the construction industry. 8. Maintenance: - Regular maintenance is required to ensure optimal performance and extend the machine's lifespan. This includes checking wear parts, lubrication, and addressing any issues promptly. 9. Variations: - Different manufacturers may offer variations of VSI machines with unique features or specifications. Common variations include open rotor and closed rotor designs. 10. Environmental Considerations: - VSI sand making machines are generally considered environmentally friendly as they produce less dust and noise compared to traditional crushers. 11. Manufacturers: - Well-known manufacturers produce VSI sand making machines, and it's crucial to choose a reputable supplier with a track record of providing reliable equipment. When considering a VSI sand making machine, factors such as feed size, capacity, and the desired end product specifications should be taken into account. Additionally, check the reputation of the manufacturer, and consider customer reviews and feedback regarding the specific model you are interested in.

Condition: excellent (used), 3,000 L Complete Pilot Bioreactor / Fermentation System Complete 3,000 L pilot-scale bioreactor installation, fully skid-mounted and integrated on a stainless-steel frame. Lredpfjzw Rklex Ab Ujt The complete system is built as an integrated stainless-steel skid installation, including the process vessel, pumps, piping, valves, instrumentation, control system, and auxiliary equipment. The skid is equipped with a platform and access stairs. The installation is highly suitable for testing, developing, and optimizing fermentation processes on a pilot scale. Main components: - Stainless-steel conical process vessel - Maximum working volume: 3,000 L - Heating/cooling jacket - Sampling connection - Custom-built sparger for air/gas injection - Cambridge Sensotec Rapidox 3100 off-gas analyzer - 4 × Watson Marlow 0XZ-63L/4 dosing pumps - Mettler Toledo InPro3250i pH sensor - MT 6850i DO sensor - Endress+Hauser TMR35 temperature sensor - Aerzen blower with 7.5 kW electric motor - 2 × 0.2 μm PTFE air filters - Bran+Luebbe N-K11 plunger pump - Netzsch 4NL30A and 4NL40A progressing cavity pumps - Recirculation system - Complete CIP system - Gas control system including control valves and MFCs - PLC control system for pumps, valves, temperature, DO, and other process parameters - SCADA system for monitoring, operation, data logging, and data export - DO cascade control - Complete stainless-steel skid/frame with platform and access stairs - Sweco vibrating sieve --> three decks, not visible in the pictures. - Sieve bend - Screw press - Aseptic capability with tank modification The current installation is not designed as an aseptic system. However, the existing process vessel can be replaced with a suitable aseptic vessel, making it possible to adapt the installation for aseptic fermentation applications. Including documentation & technical knowledge from the manufacturer. In addition, all available technical knowledge regarding the installation, operation, and maintenance is available, providing an excellent basis for future commissioning, operation, and servicing. Complete Integrated Pilot System A highly versatile 3,000 L pilot fermentation system, combining process vessel, pumping, dosing, aeration, temperature control, CIP, process instrumentation, and advanced PLC/SCADA control in a complete stainless-steel skid-mounted installation. An excellent solution for pilot-scale fermentation development, process testing, and optimization.

Condition: new, Year of construction: 2025, functionality: fully functional, CONSTMACH log washer (Pallet Washer) is a high-performance washing machine developed specifically for cleaning large aggregates with high clay content. Designed to deliver maximum efficiency under demanding working conditions, this system effectively removes dirt from the material, ensuring high-quality aggregate production in construction, mining, and recycling facilities. Its twin-shaft design creates a powerful scrubbing effect on the material, breaking down even the most stubborn dirt and ensuring clean, ready-to-use material. The CONSTMACH pallet washer offers operators high flexibility with its adjustable shaft angle and speed control, enabling optimal washing performance for different types of aggregates. Its robust body, high-strength material usage, and easy maintenance ensure long-lasting operation. Furthermore, it can process hundreds of tons of material per hour without compromising cleaning quality, even in facilities requiring high capacity. This equipment improves the quality of aggregates used in construction projects, optimizes mineral separation processes in mining, and contributes to the production of reusable materials in recycling plants. Effective removal of foreign matter extends the life of subsequent crushing and screening equipment and reduces operating costs. Lrjdpfx Abexpxyrj Ust Log Washer (Pallet Washer – Coarse Material Washer) Technical Specifications Machine Size: 2000 x 7000 mm (Double Shaft) Electric Motor Power: 2 x 37 kW, GAMAK Brand, IE3 Efficiency Class, 1500 rpm Feed Size: 0 - 50 mm Main Body Material: S235JR A1 Quality, 8 mm Rolled Sheet Rotation Speed: 15 - 25 rpm Helix: Double Shaft Spiral Pallets, S235JR, 8 mm Sheet, Cast Arms Resistant to Wear and Hardox Coating Shaft: Cr-Ni-Mo Alloy Steel Body: GS52 Steel Casting Bearings: SKF or FAG, Heavy Duty Roller Bearings Production Capacity: 200 - 400 t/h Weight: 24,000 kg Why Should You Choose CONSTMACH Log Washer (Pallet Washer – Coarse Material Washer)? CONSTMACH combines quality, durability, and efficiency with its log washer systems developed through years of experience. Each component is designed for long life and minimal maintenance. Thanks to its high-capacity washing performance, energy efficiency, and ease of use, you will get the most out of your investment in the shortest time possible. CONSTMACH also guarantees the uninterrupted operation of your business with its after-sales support and spare parts services. If you are looking for a reliable solution for clean, solid, and high-quality aggregates, the CONSTMACH pallet washer is the right choice. What Do We Do at Constmach? Constmach is a leading machine manufacturer offering a wide range of products tailored to the needs of the construction and mining industries. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, stone crushing machines, stone crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting

Condition: good (used), Bandall BA 24/15-30 Banding Machine One of the most recognizable banding machines in the world, a market leader. Manufactured by Bandall, the Netherlands. Machine in very good condition, recently serviced. Year of manufacture: 2016 The machine operates in manual or automatic mode. Lrjdpfozlgd Dex Ab Ujt Production version, for heavy loads. The machine is mounted on a standalone frame with wheels for transport. Operates on jumbo rolls. After inserting the material, the machine wraps it with tape, compresses, and seals it, creating an elegant package. Ideal for wrapping business cards, leaflets, and other materials. Controlled via an LCD panel. Technical specifications: Tape width: 30 mm Performance: 36 cycles/min Machine opening dimensions: 320 x 160 mm A roll of film is included.

Condition: used, Year of construction: 1999, No. 3076 STEGHERR NFT crossbar grooving machine used, year of construction 1999 Special milling machine for milling a groove on the top of rungs that have already been milled. Automatic workflow: The pre-milled rung is placed against the stop and centered. The milling process is started by pressing the bar against the stop. The milling unit moves up and automatically returns to the starting position after milling. Lsdpfjiyp D Djx Ab Uort milling motor: 400 V; 1.1 kW; 2.5 A Compressed air connection: 6 bar machine ready to plug in. Including mobile stand. all tech. Details without guarantee, according to the manufacturer's brochure The sale is private, no VAT can be shown. Collection in 73430 Aalen Transport dimensions approx. 600 x 400 x 1500 mm LWH Weight about 60 kg To avoid possible misunderstandings, an on-site inspection by appointment is possible and recommended Sale takes place in the ACTUAL condition Technical information, description of condition, year of construction and scope of delivery according to the manufacturer's brochure or previous owner, without guarantee Subject to prior sale Any warranty is excluded for used machines. The rule is "bought as seen". Images and videos serve as examples and do not represent the actual scope of delivery Terms of payment: Payment before pickup or shipping Terms of delivery: ex site

Condition: good (used), The Morgana Major is a compact, high-performance, air-suction feed paper folding machine designed for digital and litho print shops. It features adjustable speeds from 4,500 to 27,500 sheets per hour, dial-a-fold digital settings accurate to 0.1 mm, and handles stock weights from 45 gsm to 240 gsm. Technical Specifications Maximum Speed: 27,500 sheets per hour (A4) Minimum Speed: 4,500 sheets per hour Paper Weight Range: 45 gsm up to 240 gsm Ljdjzr E D Aepfx Ab Usrt Maximum Sheet Size: 365 mm width x 648 mm (or up to 674 mm depending on configuration) Minimum Sheet Size: 140 mm width x 160 mm Control Display: LED display accurate to 0.1 mm for fold plate adjustments

Condition: used, Selling various small machines from old stocks. The following machines are available: Welding machines Lodpfxern Syxs Ab Usrt grooving machines riveting machines Punching machines pumps The pictures are only a small excerpt

Condition: new, Year of construction: 2026, functionality: fully functional, total width: 1,000 mm, total height: 1,900 mm, total length: 9,000 mm, Oy Foudila Ab is a company based in Kaskinen, Finland, with over 45 years of experience in wood handling. For the past 15 years, we have also been active in the pallet industry and, over the years, have developed numerous machines for nailing, automatic timber conveyance, and stacking. We manufacture both standard machines and customized solutions tailored to our customers’ needs. The LNM3500 is a flexible, compact, and efficient pneumatic nailing machine for the production of pallet legs. The user-friendly interface allows fast changeovers, and the machine can store settings for over 100 different leg types. It is equipped with three Bostitch nail guns featuring magazines for jumbo coils and indicators. Production of legs with 2 to 30 blocks per leg is possible. The machine is fitted with a large board magazine. A protective cover ensures noise reduction and operational safety. The system is operated via a 10-inch touchscreen and uses Beckhoff control technology. The machine can be outfitted with an optimized block cutter and automatic block feeder for integration with the nailing unit. The block cutter can be mounted either at the rear or on the side of the nailing machine. Standard machine dimensions: - Boards: Length 600–3500 mm, Width 60–125 mm, Height 16–28 mm - Blocks: Length 60–150 mm, Width 60–125 mm, Height 50–100 mm Capacity: Ljdpfx Asy Izahsb Ujrt - 21 blocks/min Machine dimensions (without block cutter): - Length 9000 mm, Width 1000 mm, Height 1900 mm The machine is CE certified. The leg nailing machine can also be equipped with an automatic stacker for finished legs. Please do not hesitate to contact us for further information, images, or videos.

Condition: new, Type DTL-20A modified Brush roll height 200 mm pneumatic grinding head height 200 mm Brush roll diameter 300 mm Pneumatic Grinding Head Diameter 100mm Diameter of spindle 25/30 mm Roller speed: frequency control Electric up and down Power 0.75 kW Transport dimensions 860x750x1100 mm Weight 140 kg Price 2050 Eur (EXW Jonava, Lithuania) Lrjdown Da Ropfx Ab Ujt

Condition: excellent (used), functionality: fully functional, Year of construction: 2020, roller diameter: 60 mm, working width: 1,050 mm, sheet thickness (max.): 1 mm, roll metal bending machine Isitan 1050 X 1.2mm Manual 3 roll Bending Machine, excellent condition for sale manufacturer: Isitan 1050X1.2 max sheet width: 1050mm max sheet thickness: 1.2 mm Wire grooves at the ends of the rollers Conical bender roller diameter: 60mm Lrjdpfewk Rlxox Ab Ust Upper roller removable for easy workpiece removal machine dimensions: length: 130cm height: 100cm width: 65cm weight: 240kg

Condition: excellent (used), Year of construction: 1999, I sell the CNC drilling machine with inserting BIESSE COMIL INSIDER KT2. Year 1999. 2 pcs. CNC drilling heads from top. 1 pcs. Grooving saw 3 pcs. 3Master vibratori Vibration dowel inserting device. Ljdpfxet N Hmmj Ab Usrt Part of the BIESSE line consisting of: COMIL Insider drilling - milling - grooving - dowel inserting - gluing - accessories inserting line Manufacture year 1999-2001. Possible to sell the machines separately. Vibration loaders and conveyors on agreement. For more photos and details please send the request.

Condition: new, Type DTL-20A modified Brush roll height 200 mm pneumatic grinding head height 200 mm Brush roll diameter 300 mm Pneumatic Grinding Head Diameter 100mm Diameter of spindle 25/30 mm Roller speed: frequency control Lsdpowqn I Rofx Ab Usrt Electric up and down Power 0.75 kW Transport dimensions 860x750x1100 mm Weight 140 kg Price 2050 Eur (EXW Jonava, Lithuania)

Condition: excellent (used), Year of construction: 2021, Bed Dimension 1,270mm x 254mm. (3 'T' Slots 16mm x 63mm). Maximum Table Load 350Kg. Axis Travel 'X'=750mm, 'Y'=384mm, 'Z'=406mm. Quill Travel 115mm. Spindle Taper SK30. Spindle Speed Range 60-4,200rpm (Motor 2.25KW). Powered Drawbar. S/No. 13279 (2021) Please note a loading charge of £50 + VAT to be added to buyer's invoice. With Coolant System, Quantity Of Assorted Toolholders, Table Guarding, Drawbar, Work Light & Manual. Approx Dimensions L3,220 x W2,580 x H2,180mm. Weight 1,250kg. Lrodpfsz Dg H Hjx Ab Ust