Used Lab Extruder for sale (2,004)

Condition: excellent (used), functionality: fully functional, Brabender Single Screw Extruder 30 mm – 30 L/D – with K-Tron Twin Screw Feeder – Strand Die For sale is a fully functional Brabender single screw extruder in a compact design, ideal for laboratory, development, or small-scale production applications. Technical Data: • Manufacturer: Brabender • Screw diameter: 30 mm • Process length: 25 L/D • Drive: 5.5 kW • Multi-zone heating system (5 zones) • Compact control cabinet with digital temperature control • Strand die adapted Features: • K-Tron twin screw feeder • Compact, clearly arranged control unit • Multiple heating zones with individual control Hnodeyi Am Rjpfx Ab Iot • Melt temperature & melt pressure monitoring Condition: • Fully functional • Well-maintained overall condition • Ready for immediate use A trial run with customer material is available upon prior arrangement.

Condition: new, Year of construction: 2026, functionality: fully functional, AM-20 Laboratory/Pilot Extruder with Wide-Slot/Film Die and Calender Unit Compact, vertical laboratory and pilot extruder AM-20 suitable for processing various plastics such as PP, PE, PS, ABS, PVC and other plastic granulates. Hnedsyyw T Uepfx Ab Iot The machine is equipped with a wide-slot die/film die, making it ideal for film extrusion, material testing, color and mixing trials, as well as development applications in laboratory and pilot plant environments. Additionally, calendering equipment is included, as shown in the photos. Technical data: • Model: AM-20 • Voltage: 110 V / 220 V • Input voltage: 2 x 220 V • Power: 1000 W • Screw diameter: 20 mm • L/D ratio: 15:1 • Throughput: approx. 500–1000 g/h • Dimensions: 45 x 25 x 60 cm Suitable for: • Film extrusion • Laboratory and pilot-scale trials • Material development • Color and mixing tests

Condition: good (used), functionality: fully functional, Twin screw extruder / laboratory extruder - 2 x 30mm screw diameter - 4x heating zones - dosing - Control system Hedpfeu Hik Dsx Ab Iont

Year of construction: 1995, condition: ready for operation (used), functionality: fully functional, total length: 2,100 mm, total width: 730 mm, heating capacity: 7.5 kW (10.20 HP), screw conveyor diameter: 35 mm, machine/vehicle number: DE27307, TECHNICAL DETAILS Capacity: 30 – 80 kg/h Screw diameter: 2 x 35.0 mm L/D ratio: 20:1 Screw speed: 80 rpm Gearbox ratio: 12:1 Number of heating zones: 5 Heating power: 7,500 W Number of cooling fans: 5 Extruder discharge height: 1,150 mm MACHINE DETAILS Control system: Analog, contactor-controlled system Drive / Motor: 20 kW (DC) Cooling fan connection: 230 V Hodpfszargnjx Ab Ijnt Gearbox type: Lenze Material: PE, PP, PS, ABS Design: Co-rotating, degassing, vacuum pump Dimensions (L x W): 2,100 x 730 mm Note: Water bath and granulator can be purchased for an additional charge.

Condition: like new (used), Year of construction: 2020, functionality: fully functional, machine/vehicle number: Zsk 119 mc+, type of input current: three-phase, total length: 11,000 mm, year of last overhaul: 2024, total width: 1,500 mm, total height: 1,500 mm, overall weight: 18,000 kg, Coperion extruder, 1200 hp (930 kW), 380 volts, 50 Hz. Designed for high-moisture extrusion (TVP or HMMA, high-moisture meat analogue), with an output of 1 to 10 tons/hour. Screw diameter: 2 x 118 mm; ABB inverter for the 1200 hp motor; liquid dosing system; solid dosing system; control panel. Also available: Urchel cutting device and rotary IQF freezer. Hnedpozti Tkjfx Ab Ijt This extruder can also be used for dry or wet pet food. This equipment has very few operating hours.

Condition: like new (used), Year of construction: 2009, operating hours: 467 h, functionality: fully functional, Plow and play. Very low-hours, fully equipped mobile dry ice production plant: Total operating time for the pelletizer is 467 hours. The last full service was performed in 2026. Pelletizer * Mobile, containerized manufacturing system * "Production HUB with Triventek PE80 pelletizer, 80 kg/h" (Denmark), built into a portable container with lighting. * ISO CO2 tank, 8 m3, portable on a frame, manufacturer: Wessington Cryogenics Ltd, England. * 3 pieces of thermo containers, 200 kg capacity each. New price: €250,000 Hnsdpfxsy R I Tmj Ab Ist * All manufactured in 2009, but very little used. Mobile & Modular: Built directly into a 10-foot High Cube ISO shipping container, it can be easily transported to rugged or remote locations. Worldwide shipping. Cold Jet dry ice machine for sale, dry ice machine for sale, dry ice blasting machine for sale, buy dry ice blasting machine, dry ice blaster for sale, dry ice blasting machine for sale, industrial dry ice blaster for sale, CO2 cleaning machine for sale, Cold Jet Aero 30 for sale, Cold Jet Aero 40FP for sale, Cold Jet Aero 40HP for sale, Cold Jet Aero 75 for sale, Cold Jet Aero 75 DX for sale, Cold Jet Aero75 DX, Cold Jet 75DX, used Cold Jet machine, second-hand dry ice blasting machine, Cold Jet Aero series, Cold Jet i3 MicroClean, Cold Jet E-CO2, Cold Jet SDI Select 60, Cold Jet IceRocket, Cold Jet Elite 20, Cold Jet Dry Icepress, Cold Jet pelletizer, dry ice blaster, dry ice cleaning machine, industrial dry ice cleaning system, pellet dry ice blaster, dry ice blasting equipment, cryogenic cleaning machine, CO2 blasting machine, carbon dioxide blaster, industrial cleaning, machine cleaning, maintenance cleaning, production line cleaning, mold cleaning without disassembly, paint removal with dry ice, coating removal with dry ice, rust removal, fire and soot damage cleaning, electrical cabinet cleaning, food industry cleaning, automotive cleaning, printing press cleaning, dry ice blaster 20 bar, high-pressure dry ice blaster, non-abrasive cleaning machine, refurbished dry ice machine, 20 ft blasting hose, dry ice blasting gun, venturi nozzle, Kärcher Ice Blaster, Kärcher IB 7/40, Kärcher IB 15/120, ASCO Jet, Cryoblaster, ICS Dry Ice, Nozzitec, Triventek, Cryonomic, Südstrahl, White Lion dry ice blaster, ICEsonic dry ice blaster, dry ice blasting machine Netherlands, dry ice machine Noordwijkerhout, industrial cleaning equipment Europe, export dry ice machine, DrDryice.

Condition: excellent (used), Year of construction: 1974, functionality: fully functional, for sale second hand brick - machinery Handle -extruder 600/560 Händle and Mixer MDV920b -filermixer Händle -roller mill 800x800 Händle WFZ880a - conveyer 40m x 80 cm gummi Hsdpfszmxi Uex Ab Ijnt

Condition: ready for operation (used), Plastic Film Wash Line with Extruder Available in Ireland Can be seen running if necessary Sink Float Tank Centrifuge Washer Dryer Extruder Hnsdpfxszylxie Ab Iot Granulator Shredder Everything required for the washing and recycling of Plastic Material 1 Tonne per Hour

Condition: like new (used), Year of construction: 2013, BLOW EXTRUDER HDPE Model EuroTruder 75 Made by Euro-Stel, Belgium Hnodowivdkjpfx Ab Ist YOM 2013 extruder: diameter 75x28 D - with neck sweder and granulate hopper mold is not included EXCELLENT CONDITION

Condition: used, This listing is for Maplelab Scientific Block Heater The unit is in full working condition and ready for immediate use The Maplelab Scientific block heater is a laboratory dry-block heating unit designed for controlled heating of samples in laboratory tubes and vessels. The BH-603 model is suitable for applications requiring consistent sample heating at controlled temperatures Transparency Report and Technical Audit: Software and Media Disclosure: As a Direct-from-Lab asset, any original software media or accessories found with the unit are included as a courtesy. Licensing Notice: We do not provide, transfer, or guarantee software licenses or keys. The buyer is responsible for all software licensing, registration, and workstation compatibility via the manufacturer. Notice for Procurement: This unit is sold As-Is. While we verify the power-on status and physical integrity, we do not perform analytical validation, fluidic testing, or operational calibration. Ideal for labs with in-house technical expertise or existing service agreements. Sustainability Impact: Hsdjztpyqopfx Ab Isnt By choosing Direct Reuse, your facility avoids the carbon footprint of new manufacturing and prevents specialized materials from entering waste streams. Direct-to-Lab reuse is the most carbon-efficient way to equip a modern laboratory

Condition: like new (used), functionality: unexamined, Lab-Volt 5400-B5 CNC MILL Hodjw E A Unspfx Ab Ijnt - Accessories as shown in the pictures

Condition: used, functionality: fully functional, Pall Stax SXLSC02 Lab Scale Chassis. Hnjdst U Shgepfx Ab Ijt Operating Pressure: 3.5 bar Operating Temp: 60C Good working condition. Please check out our other listings as well.

Condition: used, functionality: fully functional, Used Lehmann UMT extruder. Suitable for a wide range of applications including food, biogas, substrates, wood fibre, and more. Contact for further information. Hnjdpfeyxfg Tex Ab Iot

Condition: excellent (used), Year of construction: 1983, operating hours: 87,618 h, functionality: fully functional, machine/vehicle number: DS 85610, overall weight: 4,000 kg, total length: 5,200 mm, total width: 1,700 mm, total height: 2,500 mm, power: 75 kW (101.97 HP), input voltage: 380 V, input frequency: 50 Hz, input current: 160 A, Original WEBER 8.8 extruder with extended barrel to model 8.22. Comes with new and original screws from Weber. HMI control panel, previously used in a cleanroom environment. Includes hopper. Machine is offered as is. Hsdox Apckjpfx Ab Isnt

Condition: new, All Items Boxed in original Packaging. Supplier Catalogue No 5555305P9-SS-A EXPIRY DATE 31st July 2026 All Items Unused and boxed in there original Packaging - 4 Pieces Hnjdpexhdvcofx Ab Iot Sartorius Lab Instruments Sartopure GF+ MidiCaps (0.65 µm, BH9, 4 pcs) are high-quality filter capsules designed for microbial removal and particle filtration in laboratory and industrial applications. Here’s a breakdown of their key features and specifications

Condition: used, This listing is for a Shell Lab SC05A-2 CO2 Series CO2 Incubator. The unit is in full working condition and is ready for immediate release. The Shell Lab SC05A-2 CO2 Incubator is expertly designed to meet the stringent requirements for sensitive tissue and cell culture applications. Here’s a concise look at its key features and specifications: Key Features: Fast CO2 Recovery: The infrared (IR) CO2 sensor swiftly restores CO2 levels after door openings, essential for maintaining pH stability in cell cultures. Exceptional Temperature Uniformity: With a unique air jacket design, it delivers outstanding temperature uniformity of ±0.25°C at 37°C, crucial for consistent incubation conditions. Humidity Control: Maintains humidity levels through evaporation, allowing for up to 95% relative humidity—perfect for sensitive cultures that require a moist environment. Advanced Contamination Control: Patented Copper-Caged HEPA Filter: Enhances air quality by trapping contaminants while utilizing copper's antimicrobial properties. Hnodjxxygxjpfx Ab Iet Heated Door: Reduces potential condensation on the inner glass, maintaining temperature integrity. Heated Copper CO2 Inlet: Prevents moisture from entering the chamber, further safeguarding culture conditions. Durable & Easy to Clean: The stainless steel interior ensures longevity and simplifies maintenance, while the autoclavable shelving provides additional sanitation options. Data Logging Capabilities: Enables tracking of environmental conditions for compliance and research documentation. Technical Specifications: Model: SCO5A Part ID: SCO5A Exterior Dimensions: 27.5" W × 28.5" D × 37.8" H (699 mm × 724 mm × 960 mm) Interior Dimensions: 20.5" W × 19.8" D × 21.5" H (521 mm × 503 mm × 546 mm) Volume: 5.0 . (142 L) Shelf Dimensions: 19.1" W × 17.8" D (485 mm × 251 mm) Unit Weight: 200 lbs (91 kg) Interior Metal: 300 Series Stainless Steel Exterior Metal: Painted Cold Roll Steel Operating Temperature Range: Ambient +5°C to 60°C Temperature Uniformity (Midrange): ±0.25 °C Temperature Stability (Midrange): ±0.1 °C Controller Type: Digital Display Resolution: 0.1 °C Power Requirements: 110-120 VAC, 50/60 Hz, 6.0 Amps Safety Certifications: UL 61010-1, EN 61010-1, CSA 61010-1, CE

Condition: used, This listing is for a Star Lab N2400-4002 Dry Bath System. The unit is in full working condition and is ready for immediate release. The Star Lab Dry Bath System N2400-4002 is a dual block dry bath system designed for various laboratory applications. It is part of the Star Lab Dry Bath System series, which offers great value and convenience for users. Key Features: Dual Block System: The N2400-4002 features two blocks, allowing for simultaneous heating of multiple samples. Digital Microprocessor Controller: The system is controlled by a digital microprocessor, ensuring precise temperature control. Hnedpexxzg Tjfx Ab Iot Temperature Range: The system can operate at temperatures ranging from 5 °C above ambient to 150 °C. Temperature Accuracy: The temperature accuracy is ±0.2 °C, ensuring reliable results. Timer: The system features a timer that can be set from 0 to 999 minutes. Safety Device: The system is equipped with a leak-proof heating chamber, ensuring safe operation. Power Consumption: The system consumes 200 W of power. Dimensions: The system measures 200 mm x 298 mm x 80 mm (W x D x H). Weight: The system weighs 2.8 kg. Applications: Heating and boiling Restriction digests Denaturing DNA Melting agar Coagulation studies In situ hybridisation Hot Start thermocycler reactions

Condition: new, Year of construction: 2018, New R&B Plastics Machinery MAX 5-Extruder System Heavy-duty, purpose-engineered multi-extruder system manufactured by R&B Plastics Machinery, consisting of four MAX 1-1/4" × 30:1 extruders mounted over one MAX 2" × 24:1 main extruder, complete with specialty mounting structure, material loaders, heated adapters/hoses and centralized Allen-Bradley PLC controls. The system was fully assembled, integrated, inspected and pre-shipment tested at R&B's Saline, Michigan facility and has never been placed into production. Extruders (4) R&B MAX 1-1/4" × 30:1 Hedpfxszz Thbj Ab Ijnt X102 or equivalent bimetallic barrel liners Interchangeable standard-output screws Rossi gearboxes with high-temperature Viton seals 5 HP Marathon AC motors Four heat/cool barrel zones Heaters, high-speed blowers & dual thermocouples Rupture discs & pressure transducers Watlow melt-temperature probes & mica band heaters Stainless-steel hoppers Adjustable 45° feed-throat/carrier assemblies (1) R&B MAX 2" × 24:1 Main Extruder Non-vented, air-cooled configuration MAX IMPACT high-output screw Colmonoy 56 flight lands X102 or equivalent bimetallic-lined barrel 25-30 HP Marathon Blue Max TEFC motor Rossi helical gear reducer Maximum screw speed: 100 RPM Three individually controlled heat/cool zones Melt-temperature & pressure transducers Stainless-steel hopper and water-cooled feed section Multi-Extruder Mounting System Engineered for 4 × 1-1/4" extruders over 1 × 2" main extruder Heavy-duty welded mounting frame Individual adjustment posts & safety stops Specialty extended main base Material Handling & Transfer (5) Foremost B-6-2 self-contained vacuum loaders (4) R&B heated adapter assemblies (4) heated hose assemblies, up to 12 ft R&B MAX PLC Control System Allen-Bradley CompactLogix PLC 15" Allen-Bradley operator control screen (4) 5 HP + (1) 25-30 HP Allen-Bradley VFDs PLC-controlled extruder heating/cooling Air-conditioned main electrical cabinet EWON remote-access system Integrated wire trays and electrical distribution Designed for 380 V / 3 Phase / 50 Hz Open-architecture electrical drawings, machine logic and documentation Condition: NEW / Never Used Complete documentation and operating manuals available. Important Scope Information Profile/die tooling and water bath are not included. Proprietary zipper/profile tooling and associated proprietary components are not included. The control cabinet contains provisions for additional downstream equipment, including water-bath and winder connections; these provisions should not be interpreted as inclusion of that downstream equipment in this R&B system listing. Equipment is stored and ready for shipment. Inspection available.

Year of construction: 2024, condition: as good as new (ex-display), functionality: fully functional, machine/vehicle number: 04344, BRAND NEW Leistritz ZSE Maxx Series (27 / 40 / 50) – 48 L/D – 0 Hours – Factory Wrapped! Technical Specifications Manufacturer: Leistritz Extrusionstechnik GmbH Models Available: ZSE 50 Maxx ZSE 40 Maxx ZSE 27 Maxx Year of Manufacture: 2024 Condition: 100% Brand New (Zero operating hours, completely unused, still in original factory packaging/wrapping) L/D Ratio: 48 L/D (All units upgraded directly by Leistritz with brand-new complete barrel sets and new shafts) All machines are with side feeders. Description Available for immediate individual or package sale: Three (3) pristine, 2024 Leistritz ZSE Maxx Twin-Screw Extruders (Models: ZSE 50 Maxx, ZSE 40 Maxx, and ZSE 27 Maxx). These machines were originally dedicated laboratory units held by Leistritz. To meet high-specification production requirements, Leistritz directly upgraded all three machines to a 48 L/D ratio. These OEM upgrades included a brand-new, complete barrel set and brand-new shafts installed entirely by the factory. All three machines are in 100% brand-new condition with zero (0) operating hours. They remain fully wrapped and packed in their original factory delivery boxes—they have never been opened, touched, or commissioned since arriving from Leistritz. Each machine is a complete, turnkey system supplied with its own high-end feeding setup, control architecture, and an extensive array of genuine auxiliary tools and spare parts. Scope of Delivery & Included Accessories (Per Machine) Feeding & Extrusion Setup Volumetric Feeder & Side Feeder (with dedicated side feeder trolley) Feed Ports Downstream & Die Attachments Strand Die Head, Die Plates, & Screen Carrier Plates Control & Electrical System Full Control Cabinet (including the Macrometer integrated into the operational panel) Complete set of Connection Cables & Cables for the Main Drive Comprehensive Spare Parts Kit for the control cabinet Vacuum & Degassing System Spare set of Screw Vacuum Pumps, Vacuum Hoses, & Vacuum Gauges Vacuum Pump Heating/Cooling Systems & Connection Hoses Sensors, Maintenance & Installation Melt Temperature & Melt Pressure Sensors Screw Mounting Device, Screw Extractors, & Cleaning Brushes Lifting Rods, Leveling Elements, & Corrosion Inhibitors Listing Summary for Buyers Available Models: ZSE 27 Maxx, ZSE 40 Maxx, ZSE 50 Maxx. Immediate Availability: Skip the massive factory lead times for a brand-new Leistritz line. Hsdpfoy Ufk Rjx Ab Ient OEM Guaranteed: All modifications and extensions to 48 L/D were performed officially by Leistritz. Pricing available for individual machines or as a complete 3-machine package. Photos of the packed crates and original documentation are available upon request.

Condition: used, functionality: fully functional, Year of construction: 2018, screw conveyor diameter: 52 mm, Krauss Maffei Berstoff ZE 52-48D Twin Screw Extruder (2018) comprising Krauss Maffei Berstoff ZE 52-48D Twin Screw Extruder with 2x 52.2 mm diameter screws Hnodpfx Abez Atiue Iot 48:1 L/D ratio, co-rotating 12-barrel housing section, electrically heated and water-cooled Side feeder 1200rpm max.imum screw speed 350kW motor with Eisenbeiss ZE-042.5-16.0 gearbox

Condition: used, functionality: fully functional, Year of construction: 2018, machine/vehicle number: 4977, screw conveyor diameter: 60 mm, Leistritz ZSE 60 max.X-44D Extruder (2018) comprising Leistritz ZSE 60 max.X-44D twin-screw extruder with 2x 60 mm diameter screws 40:1 L/D ratio, co-rotating Hodpfxjz Akmqe Ab Ijnt 10-barrel housing section, electrically heated and water-cooled 2 degassing ports 1200rpm max.imum screw speed Motor with Flender direct-driven gearbox

Condition: reconditioned (used), functionality: fully functional, machine/vehicle number: MPC45.2, Stock No.: 2789 1 used, partially overhauled, and functionally tested compounding line Berstorff / Compex Type MPC 45, throughput up to approx. 150 kg/h, material-dependent. The system consists of: Co-rotating twin-screw extruder with barrier screw, segmented screw and cylinder Temperature control unit for cylinder / processing section (connection and water chiller on the customer side) Compex/Berstorff Type MPC 45, drive 34 kW Screws 2 x Ø 45 mm – 40 L/D with screw speed up to 450 rpm 2x Side feeder extruder ZSB 34 (twin-screw) (e.g. for glass fiber feeding - formulations) 3x Degassing zone including vacuum pump Melt filter / screen changer, hydraulic (for processing ground material) Strand granulation, complete with: strand head / nozzle Strand cooling trough and strand granulator, e.g. A-SG 60 (NEW CONDITION), IPS 60E, Alphatec, Scheer, ... Hnedpfx Aboz A S S Sj Ijt Control system: Siemens HMI screen, new in 2022 OPTIONAL: Gravimetric differential dosing system with control Price on request, depending on the design and number of dosing stations. Alternatively equipped with underwater granulation, stock no. 2758 MAAG Rieter Sphero 50, with separate control Start-up / training at your plant by our technician is possible, details on request. Test run / sampling / function test with your material mix can be carried out in the short term, details and date on request. Please send us your material data sheets in advance. Further compounding extruders / lines are available for demonstration at our Wuppertal plant.

Condition: reconditioned (used), functionality: fully functional, screw conveyor diameter: 27 mm, Warehouse – No. 2875 1 used compounding and granulation line, partially overhauled in 2026 and functionally tested, consisting of: Hnsdpjz A Sxljfx Ab Iet Brabender gravimetric 2-component dosing system (expandable, optional at extra cost) with 1x FlexWall 40, 1x DDW-MD5, Congrav RC4 stand-alone control Twin-screw extruder Leistritz type ZSE 27 HP Co-rotating, self-cleaning, segmented screws and cylinder with intensive cooling. Screws 2x Ø 27 mm - 36 L/D with 8 cylinder zones with 3 degassing zones, 1 vacuum pump 1.5 kW Screw speed up to 1,200 rpm - adjustable Extruder drive 33.8 kW - heating power 9.8 kW installed Melt pressure sensor Control system Macromatex III MAAG Gala underwater granulation system type LPU, model SLC 5, including: Polymer start-up valve with hydraulics Die plate 20°, granulator SLC 5 with 1.5 kW drive Water box – temperature-controlled water system with Granulate centrifugal dryer type 1150, 1.5 kW drive Xantec control system Siemens Accessories: Single tempering unit for the extruder processing section The system is ready for demonstration; a test run / sample production with your material is possible on short notice. Details and dates upon request. We have other compounding extruders available ex-works: Alphatec, Coperion, Leistritz, Berstorff-Krauss Maffei, as well as all accessories: granulation systems (BKG - MAAG gala, Sikoplast, IPS, Scheer, ...), melt filters (BKG, Ettlinger, Alphatec, ...). Commissioning / training for all our systems can be carried out by our technicians; details upon request.

Condition: reconditioned (used), functionality: fully functional, screw conveyor diameter: 65 mm, Stock No. 2845 1 used, overhauled, and functionally tested compounding and granulation line, ADS-STS Coperion 65 – Throughput up to approx. 400 kg/h – Material-dependent, consisting of: Volumetric material dosing twin-screw extruder, 2 x Ø 50 mm, drive 1.1 kW Twin-screw extruder / compounder – Co-rotating Screws 2x Ø 65 mm – 40 L/D, segmented screws and cylinder (water-cooled) Screw speed up to 600 rpm, extruder drive 90 kW – AC adjustable 2x degassing zones, 1x with vacuum pump 1.5 kW and condensate separator 1x side-fed twin-screw extruder ZSB, 2x Ø 35 mm, drive 0.75 kW Screen changer, screen area 125x70 mm with hydraulics 1.5 kW Die head with flanged connection, holes 13 x Ø 3.2 mm Strand cooling tank, stainless steel, L 4000 mm x W 350 mm Strand granulator SG 100, drive 3 kW Control cabinet with relay control, ABB frequency inverter. Gravimetric dosing system OPTIONAL, available at an extra charge. Test run with your material possible in the short term, appointment by arrangement at our Wuppertal plant. Hnjdoz A R R Hepfx Ab Iot We have other compounding lines and accessories in stock and ready for delivery.

Condition: excellent (used), Year of construction: 2013, functionality: fully functional, automatic cleaning machine with rotating table Hnodpfx Aeywcv Neb Iot CNC cleaning machine