Used Foil Cutting Machine for sale (84,421)

Condition: good (used), functionality: fully functional, Year of construction: 2021, laser power: 6,000 W, The machine is powered on and can be inspected at any time. X working area max.: 4000 mm Y working area max.: 2000 mm Z working area max.: 100 mm Control system: ByVision Laser on-time: 17,372 hours Laser beam on-time: 3,572 hours 1. Base machine Lodpexxic Aefx Affota 1.1 ByStar Fiber 4020 Dynamic Edition F6000 1.2 Scope of delivery 1.3 Safety and guidelines 1.4 Complete documentation 1.5 Spot Control 1.6 Collision detection 1.7 Automatic nozzle centering 1.8 ByPos Fiber 1.9 Cut Control Fiber 1.10 Nozzle cleaning 1.11 Laser diode pointer 1.12 Scanning 1.13 Cutting bridge 1.14 Shuttle table 1.15 Laser source 1.16 Chiller 1.17 Tank heating 1.18 Tropicalization 1.19 Machine control system and operator interface 1.20 Uninterruptible power supply (UPS) 1.21 Condition Messenger 1.22 Maintenance Messenger 1.23 Cutting plan editor 1.24 Restart manager 1.25 System manager 1.26 Cutting parameter assistant 1.27 OPC interface cutting 1.28 Handheld operator device 1.29 Electrical connection 1.30 Compressed air (machine, laser source, chiller, extraction system) 1.31 Material specification 1.32 Cutting gas 1.33 Ambient conditions 1.34 Structural requirements 2. Accessories for the machine 2.1 Detection Eye 2.2 Special position of the control cabinet 3. Additional options 3.1 Part marker (printer) 4. Automation 4.1 AWS16 4000x2000 h. 9800 mm, incl. 70 raw sheet cassettes and 20 return cassettes, 3-ton cassette, total number of storage locations 258 4.2 Handling device BYTRANS MODULAR 4020 Flex 5. Value Packages 5.1 Comfort The Comfort Value Package includes: - Automatic nozzle changer with 64 positions - Parts and cross conveyor in the cutting area - Scrap carriage under shuttle table (crosswise)

Year of construction: 1996, condition: good (used), Multifunctional punch, punch press, hole punch, pneumatic hole punch Lsdsb A H U Eopfx Affeta -pneumatically operated -Year of manufacture: 1996

Year of construction: 2010, condition: ready for operation (used), Control Unit Brand SIEMENS Lodpox Nkmtjfx Affsta Main Drive Number of axis 5 Max Material Thickness Steel 25 mm Stainless steel 20 mm Additional Equipment Automatic (un)loading with 8 loading locations This 5-axis TTM FL 600 3D tube cutting machine was manufactured in 2010. It features a Trumpf Truflow 5000 resonator with 5kW power and a 3D cutting head capable of 45-degree cuts. It handles tubes up to Ø610mm, with a maximum wall thickness of 25mm for steel. The machine includes an automatic loading system with 8 locations. If you are looking to get high-quality cutting capabilities, consider the TTM FL 600 3D machine we have for sale. Contact us for more information. Application Types Cutting

Condition: new, functionality: fully functional, Year of construction: 2025, laser power: 1,500 W, laser wavelength: 1,080 nm, table length: 600 mm, table width: 600 mm, travel distance X-axis: 600 mm, travel distance Y-axis: 600 mm, workpiece weight (max.): 500 kg, input voltage: 400 V, type of cooling: water, overall weight: 2,500 kg, total length: 3,500 mm, total width: 3,500 mm, total height: 2,300 mm, door opening width: 600 mm, door opening height: 800 mm, height adjustment type: electric, Equipment: cabin, Laser Cutting Machine with 1.5kW Fiber Laser (New Machine) Our aim is to offer highly precise, long-term stable, yet affordable laser machines. Our machines are ideal for workshops and repair shops. A perfectly developed cutting parameter library and first-class service are included as standard. Ljdoxbb Ipepfx Affsta - Highest precision - Machine bed made of natural stone - Linear motor drives - Axes measured and calibrated with Renishaw measuring system (with certificate) - Pneumatic sheet metal clamping - High-precision cutting machine - 1.5 kW laser source from MaxPhotonic - Finest beam diameter (20µm) - Travel range approx. 600 x 600mm - Machine control in German - Incl. nesting module - Very easy to operate - Powerful laser chiller - Table support Leasing or hire purchase possible through our financing partner Sale exclusively to commercial customers. Machine dimensions approx.: Width: 190cm Height: 190cm Depth: 145cm Weight: approx. 2500kg

Condition: excellent (used), Year of construction: 2016, Ref: 11047 . 2016 EBA 721-06 LT Guillotine 72cm Automatic guillotine. Equipped with: Electro-mechanical blade drive Hydraulic clamp drive Infinitely adjustable clamping pressure (250-2000 kgs) with optical indicators Snap-in false clamp plate with optical indicator Spindle guided electro-mechanical back gauge drive for precise positioning Air table on front and rear table Foot pedal for pre-clamping or cutting line indicator Optical cutting line indicator with LEDS Durable stainless steel working surface on front table HSS steel knives Swing cut for more cutting precision Adjustable solid steel blade carrier guided on both sides Adjustable blade depth Stainless steel side tables (left and right) Electronically guarded front table area by photocell safety guard Transparent safety cover on rear table Two-hand safety activation with repetition blocking and control for synchronous operation Automatic return of blade and clamp from every position Main switch, safety lock and key Blade changing device with covered cutting edge Knocking-up device Features: 99 programs with up to 99 steps each Up to 9 repeat measurements can be integrated in one program step Program runs automatically – with electronic cutting monitor 10-button-keyboard for pre-setting of measurement 3 memory buttons available for individual measurement setting Electronic digital display with an accuracy of 1/10 mm ‘Set Function’ key for reference measurement Electronic hand wheel with infinitely variable speed for Fine adjustment of back gauge Push buttons for fast back gauge movement (forward and reverse) Automatic measuring correction in case of back gauge displacement Memory key for repeat cuts (manual) and additional automatic memory Paper eject function with and without program mode (advancing programmable) Lsdpfox Nfr Rex Affota Delete and insert mode for correcting and modifying programs Integrated calculator Self-diagnostic system with error indication on display Metric and imperial changeover Specification: Cutting width: 720mm Cutting height: 80mm – 781mm Insertion depth: 720mm Front table depth: 530mm Minimum cut: 20mm – 901mm Back gauge speed: 53 mm/s Dimensions W x D x H in mm 1305/21002 x 1500/16002 x 1335

Condition: good (used), Mohr Polar 56 ECO Guillotine Manufactured in 2014. Lodpfx Asx Ncvyoffjta The machine is ready for production, after a service. Perfect condition, with only 11,000 cuts. Mohr Polar is the most recognizable and highly valued brand of bookbinding guillotines in the world. Made in Germany. Working width: 560mm Stack height: 80mm Machine weight: 575kg Power supply: 380V Equipment: Programmer with a 5.5″ display and the ability to save 198 programs Chrome-plated table Photocells Intuitive operation Documentation, tools, spare knife, and cutting sticks.

Condition: like new (used), Year of construction: 2019, functionality: fully functional, For Sale. Ficep Tipo G25LG. Ljdpfx Afju Dw I Ejfota Full description Is attached as a document. Year of construction: 2019 With this line, the input and output is the following length: Input: 8M Output: 8M If you want more pictures or information please contact us.

Condition: new, Year of construction: 2025, table length 3048 mm table width 1524 mm burner heads 1 Control CNC workpiece weight 1095 kg traversing speed 180 m/min weight 4150 kg dimensions of the machine ca. 9392 x 2232 x 2307 mm Ljdpfx Aex I Sglsffeta Laser cutting system with automatic shuttle table configuration 1. Bodor Power 12kW laser source 2. Bodor Genius laser cutting head with autofocus 3. Bodor Thinker 3.0 control system 4. mortise-and-tenon nameplate welded segmented bed 5. stretched aluminum gantry 6. bodor servo motor and driver 7. bodor rack and pinion 8. one-click processing 9. bodor lightning perforation technology 10. expert database for high-speed cutting 11. automatic adjustment of cutting gas pressure 12. open door protection 13. alarm function for cutting malfunction 14. ergonomic remote control (Bodor Mango®) 15. active anti-collision function 16. intelligent anti-shake 17. gas-saving continuous flow nozzle 18. intelligent maintenance reminder 19. WIFI internet connection 20. water cooler 21. extraction system 22. wear parts set CUTTING CAPACITY: CARBON STEEL (mm) 35 STAINLESS STEEL (mm) 35 ALUMINIUM (mm) 25 OPTIONAL: LANTEK EXPERT II CUT Sotware incl. postprocessor

Condition: new, Year of construction: 2025, table length 3050 mm Ltedjwp Ta Njpfx Affoa table width 1530 mm burner heads 1 stroke 350 mm speed 140 m/min

Condition: new, functionality: fully functional, Year of construction: 2025, laser type: fiber laser, laser power: 6,000 W, laser wavelength: 1,080 nm, sheet thickness steel (max.): 30 mm, sheet thickness aluminum (max.): 15 mm, table width: 1,500 mm, travel distance X-axis: 3,000 mm, travel distance Y-axis: 1,500 mm, travel distance Z-axis: 120 mm, input voltage: 400 V, type of cooling: water, overall weight: 2,500 kg, door opening width: 1,000 mm, door opening height: 1,000 mm, Equipment: cabin, documentation/manual, New laser cutting machine with 6kW fiber laser Our standard is to provide highly precise, long-term stable, yet cost-effective laser machines. Our machines are ideal for workshops and repair businesses. A meticulously developed cutting parameter library is included, as is first-class service. - Machine with automatic shuttle table - Very compact design - Extremely energy-efficient cutting system - Requires only approx. 9 x 3.5 meters of floor space Ltedpfxohncfce Affea - 6kW laser source from MaxPhotonics (G5/German version) - Top quality, schedule a viewing now! Cuts steel sheets up to 25mm Cuts stainless steel sheets up to 15mm Cuts aluminum sheets up to 15mm Cuts brass sheets up to 12mm - Travel range: 1500 x 3000mm - Machine control in German - Safety light curtain for maximum operator protection - Comprehensive collision protection measures for the cutting head - Large laser protection windows on three sides for process observation - Automatic, programmable 3-gas switching (compressed air, nitrogen, oxygen) - Extensive cutting parameter file - Includes nesting module - Very user-friendly operation - High-performance laser chiller - Machine control in German - German service and spare parts supply - High-performance laser chiller - Optional filter extraction Leasing or hire purchase is available through our financing partner. Sales exclusively to commercial customers. Delivery / consultation / sales only in Germany / Austria / Switzerland. Machine dimensions approx.: Length: 9.0m Height: 2.3m Width: 3.5m Total weight: approx. 6500kg Need a different laser power, table type, or table size? No problem. I will gladly provide you with a suitable offer. For example: 1 kW machine from €29,990, or 3 kW machine from €32,900 Not sure which laser power is right for your application? Of course, I can perform cutting trials according to your requirements. There are many possibilities here.

Condition: excellent (used), Year of construction: 2017, Ref:11049 . 2017 Ideal 5221-95 EP Guillotine. 52cm programable guillotine Equipped with: Electro-mechanical blade and clamp drive Power ‘EP’ back gauge Control module Electronic hand wheel for manual back gauge positioning Infinitely variable speed control (from very slow to very fast) Optical cutting line Adjustable back gauge with narrow separations and plastic gliders Two side lays each on front and rear tables High-quality blade made from “Solingen steel” Solid steel blade carrier and adjustable blade guides Automatic clamping system, guided on both sides for evenly distributed clamping pressure Clamp can be lowered or raised independently from blade Machine and stand can be separated for transportation through narrow doors (70 cm) Side tables (left and right) SCS (Safety Cutting System): hinged, electronically controlled safety guard on the front table Transparent safety cover on the rear table Ltedpfxex Nfr De Affsa Main switch and safety lock with key Electronically controlled true two-hand operation 24V controls (low voltage) Disk brake for instant blade stop Blade changing device with covered cutting edge Blade depth adjustment from the outside of the machine Easy blade change from the front of the machine without removing covers. Digital display for measurement readout in cm or inches (display accurate to 1/10 mm or 1/100 inch) 10-button keypad for presetting of measurement Memory key for repeat cuts | 9 programs with 9 steps in each program (up to 9 repeat cuts can be integrated into a program as one single program step) Setting of program steps via “Start” button ‘SET’ function key for reference measurement Programmable eject function – for pushing out the paper Two programmable keys for quick setting of frequently needed measurements Self-diagnosis system with error indication on display Specification: Cutting length: 520 mm Cutting height: 80 mm Narrow cut: 35 mm Table depth: 520 mm Power supply: 230 V / 50 Hz

Year of construction: 2013, condition: ready for operation (used), functionality: fully functional, travel distance X-axis: 3,000 mm, travel distance Y-axis: 1,500 mm, overall weight: 3,500 kg, sheet thickness (max.): 38 mm, TECHNICAL DETAILS Cutting range for steel: 1–38 mm X-axis travel: 3,000 mm Y-axis travel: 1,500 mm MACHINE DETAILS Cutting medium: HiFocus 161i Lodpfox I Ehpjx Affsta Control system: MicroStep Total power requirement: 6 kA Machine weight: approx. 3,500 kg EQUIPMENT Kjellberg plasma power source HiFocus Plus 161i

Condition: excellent (used), functionality: fully functional, Usable cutting length 4000 mm Blade diameter 550 mm Electronic head tilting Internal/external tilting from 22°30′ to 135° Ledpsxvhiiefx Affsta Labeling machine

Condition: good (used), Thread cutting machine, pipe thread cutter Ledox I Agpjpfx Affeta -Manufacturer: Rothenberger, Thread cutting machine type Supertronic 2SE without thread cutting head -Pipe size: 1/2 to 2 inches -Spindle bore: Ø 68 mm -Operating voltage: 230 volts -Speed: 40 rpm -Foot switch: with emergency stop function -Equipment: Pipe cutter, internal deburrer -Dimensions: 500/480/H370 mm -Weight: 46.6 kg

Condition: good (used), functionality: fully functional, Year of construction: 2018, operating hours: 5,481 h, laser power: 60 W, working range: 1,300 mm, A CO2 laser cutting machine of the Eurolaser brand and type M-800 is for sale. This laser is suitable for both cutting and engraving The machine is fully functional with few operating hours Technical data: Materials to be processed: plastic, acrylic, wood, fabric, stone, composite materials, paper, cardboard, glass, ceramics Operating hours: 5481 Year of construction: 2018 x-stroke: 1300 mm y-stroke: 830 mm Ltodpfx Afeup N Dhofoa Cutting height: min. 15 mm, max. 55 mm Cutting speed: min. 0.001 m/s, max. 1.414 m/s Laser power: min. 60 W, max. 450 W On request, transportation and loading can be arranged at an extra charge. can be organized throughout Europe. Prices plus VAT Viewing possible by appointment. Please contact us, our team will be happy to help you. Trade-in or exchange possible! Machines purchase / sale PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINES AND MUCH MORE. Do you need a high-quality but inexpensive metalworking machine for your production? Or do you want to sell yours? For further information or contact options, please visit our website

Condition: new, functionality: fully functional, Year of construction: 2025, laser power: 1,500 W, laser wavelength: 1,080 nm, table length: 1,000 mm, table width: 800 mm, travel distance X-axis: 1,000 mm, travel distance Y-axis: 800 mm, workpiece weight (max.): 500 kg, input voltage: 400 V, type of cooling: water, overall weight: 2,500 kg, total length: 3,500 mm, total width: 3,500 mm, total height: 2,300 mm, door opening width: 1,000 mm, door opening height: 1,000 mm, height adjustment type: electric, Equipment: cabin, Laser cutting machine with 1.5kW fiber laser (New machine) - Equipped with integrated automatic sheet feed, e.g., for processing coil material - With automatic sheet clamping Need higher laser power or a larger cutting table? No problem – we are happy to provide a suitable offer. - High-precision cutting machine - 1.5 kW laser source (MaxPhotonic) Cuts steel sheet up to 15 mm Cuts stainless steel sheet up to 6 mm Lsdpfx Afjvb Awcofota Cuts aluminum sheet up to 6 mm - Travel distance approx. 1000 x 800 mm - Machine control in German - Incl. nesting module - Very easy to operate - Powerful laser chiller - Table support Leasing or hire-purchase is available via our financing partner. Sale is only to commercial customers. Machine dimensions approx.: Width: 250 cm Height: 230 cm Depth: 300 cm Weight: approx. 3000 kg

Condition: used, MONNIER + ZAHNER MZ 130 is a Worm gear cutting machine designed for high precision, excellent accuracy and reliable performance. Capacities: workpiece diameter 2–55 mm; module max. 1.5/2.0 mm; workpiece length max. 300 mm; max. cutting length 230 mm; cutter diameter 16–40 / 53–100 mm; max. cutter travel 60 mm; swivel head +/-45°; axes X70 Y30 Z250 mm. Key specs: milling spindle speed max. 8000 t/min; workpiece spindle speed 950 t/min; collet attachment 25 W; voltage 50 Hz 3x400 V; machine weight ≈3500 kg; overall L2200 x W1800 x H1850 mm. Delivers tight tolerances; suitable for automotive, watchmaking, machine tools, aerospace and medical sectors. Lodex Iudgspfx Affsta

Condition: reconditioned (used), Year of construction: 1995, functionality: fully functional, cutting width (max.): 1,370 mm, BM5150 CUTTING LINE - refurbished: 1) Polar 137EMC-MON AT Guillotine 1995 2) Transomat Downstacker/Palletiser 3) Jogger With Air Removal & possibly Bizerba sheet-count-scale Ltsdpfxsv Ic H Do Affsa 4) Paper Lift Contact us for further info and for personal price negotiations

Year of construction: 1995, condition: good (used), Multifunctional punch, punch press, hole punch, pneumatic hole punch -operated: pneumatically -Year of manufacture: 1995 Ltodpfob A Nc Hsx Affea

Condition: new, functionality: fully functional, Year of construction: 2025, laser type: fiber laser, laser power: 12,000 W, laser wavelength: 1,080 nm, sheet thickness steel (max.): 35 mm, sheet thickness stainless steel (max.): 35 mm, sheet thickness aluminum (max.): 25 mm, table width: 1,500 mm, travel distance X-axis: 3,000 mm, travel distance Y-axis: 1,500 mm, travel distance Z-axis: 120 mm, input voltage: 400 V, type of cooling: water, overall weight: 5,500 kg, door opening width: 3,000 mm, door opening height: 1,000 mm, Equipment: cabin, documentation/manual, New 12 kW Fiber Laser Cutting Machine Our goal is to offer highly precise, long-term stable, yet affordable laser machines. Our machines are ideal for workshops and repair businesses. A perfectly developed cutting parameter library is included, as well as first-class service. - Includes on-site commissioning and training at your facility (approx. 1 week) - Price includes freight to your facility - Machine with automatic shuttle table - Machine bed lined with graphite plates - Machine measured and calibrated with Renishaw system (including measurement protocol) - Very space-saving design - Extremely energy-efficient cutting system - Only approx. 8.5 x 3.5 meters required installation footprint - 12 kW laser source from MaxPhotonics (G5/German specification) Ltsdpsxg Dn Ajfx Affea - Top quality – schedule a viewing now! Cutting capabilities: - Steel sheets up to 35 mm - Stainless steel sheets up to 20 mm - Aluminum sheets up to 20 mm - Travel range: 1500 x 3000 mm - Machine controller in German - Safety light curtain for maximum operator protection - Extensive collision protection measures for the cutting head - Large laser safety windows on three sides for monitoring the cutting process - Automatic, programmable 3-gas switching (compressed air, nitrogen, oxygen) - Comprehensive cutting parameter library - Includes nesting module - Very easy to operate - Powerful laser chiller - Machine controller in German - Extensive service and warranty - Powerful laser chiller - Optional filter extraction system Sale exclusively to commercial customers. Delivery, consultation, and sales only within Germany / Austria / Switzerland. Approximate machine dimensions: Length: 8.5 m Height: 2.3 m Width: 3.5 m Total weight: approx. 5500 kg Need a different laser power, table style, or table size? No problem. I will gladly provide a suitable quotation. For example: 2 kW machine from €29,990 6 kW machine from €79,900 Not sure which laser power is suitable for your application? Just call! Of course, I can perform cutting tests according to your requirements. There is a wide range of possibilities.

Condition: reconditioned (used), Year of construction: 1982, functionality: fully functional, EM electronic Ltodpfx Aoxk Tpdsffja digital display two hand safety cutting back table guarding optical cutting line indication air table slot cover at back table side tables (2) -cast iron 2 knives, documentation, el. diagrams, tooling Installation Dims W180 x D175 cm / 1.050kg Pack-Dims W200 x D200 x H160 cm / 1250kg

Condition: good (used), Thread cutting machine with Stehler jaws, thread cutting head -Hole diameter: 190 mm Ljdpeb A Ncuofx Affota -Size: 1/2 - 2 inches -Weight: 130 kg

Condition: as good as new (ex-display), Year of construction: 2022, Laser cutting machine from our showroom with 150 Watt laser power Delivery time: immediately available ----- Switch on and start working ----- ----- Machine with only approx. 10 operating hours ----- ----- Year of manufacture: 2025 ----- ----- Professional-grade machine ----- - incl. Windows 11 PC system / monitor / keyboard / mouse Lodpfofkgq Aex Affeta - Pre-installed cutting and engraving software in German - Fully configured and ready for immediate use - The machine is capable of extremely fine engraving as well as precise cutting of thick wood or acrylic glass. - The machine was used for demonstration purposes only - Highly versatile cutting machine - Cuts wood up to 20 mm thick - Cuts acrylic glass and many other plastics - Cuts fabrics, nonwoven materials, etc. - Cuts rubber mats - Engraves on wood, concrete, stone, and many plastics - Stamp production possible - Heavy-duty industrial quality - Travel range: 1300 x 900 mm - Drives with hybrid servos - Linear guides on all axes - reci laser tube with 150 watt peak power - incl. honeycomb table (removable / extendable) - incl. blade table (removable / extendable) - Sheets up to approx. 20 mm thick can be fed through the machine - Continuous processing is possible - incl. generously dimensioned laser cooler - incl. generously dimensioned extraction system - Very easy to operate - Machine control in German - Machine controller in German with large color display - Highly reliable data transmission via USB and network cable - No compliance issues with trade supervisory authorities - We have all spare and wear parts in stock - Leasing or hire-purchase available through our financing partner Sales exclusively to commercial customers. Delivery / consultation / sales only in Germany / Austria / Switzerland Approximate machine dimensions: Width: 200 cm Height: 125 cm Depth: 150 cm Shipping weight: approx. 600 kg

Condition: new, functionality: fully functional, Year of construction: 2025, laser power: 1,500 W, laser wavelength: 1,080 nm, table length: 600 mm, table width: 800 mm, travel distance X-axis: 600 mm, travel distance Y-axis: 800 mm, workpiece weight (max.): 500 kg, input voltage: 400 V, type of cooling: water, overall weight: 2,500 kg, total length: 3,500 mm, total width: 3,500 mm, total height: 2,300 mm, door opening width: 600 mm, door opening height: 800 mm, height adjustment type: electric, Equipment: cabin, Laser cutting machine with 1.5kW fiber laser (New machine) Our aim is to offer highly precise, long-term stable yet cost-effective laser machines. Our machines are ideal for workshops and repair shops. A perfectly developed cutting parameter library as well as first-class service are included in the scope of delivery. - Highest precision - Machine base made from natural stone - Drives by YASKAWA linear motors (and, of course, linear guides) - Axes measured and calibrated with Renishaw measuring system (with report) - Pneumatic sheet metal clamping - High precision cutting machine - 1.5kW laser source from MaxPhotonic - Finest beam diameter (20µm) Lodpfx Afsx I D Nxjfsta - Travel range approx. 600 x 800mm - Machine control in German - Incl. nesting module - Very easy to operate - High-performance laser chiller - Table support Leasing or hire purchase is available through our financing partner. Sale is only to commercial customers. Machine dimensions approx.: Width: 190cm Height: 190cm Depth: 180cm Weight: approx. 2500kg

Condition: new, functionality: fully functional, Year of construction: 2025, operating hours: 10 h, Fiber laser welding machine with 3000 Watt laser power 4-in-1 device Ltjdpfsx I D H Dex Affsa - Welding with automatic wire feeding - Welding without wire - Cleaning - Cutting - Top quality machine at a top price from our showroom - 3kW laser source from MaxPhotonik - German menu navigation - Universal machine for welding / cutting / cleaning - Includes 4-roller welding wire feeder - Integrated water cooling - Immediately available - Leasing or hire purchase is possible through our financing partner Machine dimensions approx.: Width: 60cm Height: 120cm Depth: 110cm Weight: approx. 150kg