Used Unitek Wide Belt Sander for sale (13,840)

Condition: excellent (used), CATALOGUE NUMBER: 7857 Technical data: - Max. width of workpiece: 1100mm Dedpezty T Iofx Apbjcn - Max. height of workpiece: 160mm 2 units: – from above: - Rubber roller, pressure roller, smooth 1) Ribbed rubber roller for calibration - Rubber roller, pressure roller 2) Ribbed rubber roller + sleeve + metal roller - Rubber roller, pressure roller - Total power of units: 15kW - from below: - 3 rubber rollers, slip rollers - Conveyor belt - 3 rubber rollers, slip rollers - Grinding thickness potentiometer - Pneumatic belt oscillation - Electric table lifting + manual adjustment (for precise positioning) - 2 types of feed speeds - With pneumatic brake - Operating pressure: 6-8 bar - Diameter of dust extraction nozzle: 2x140mm - Overall dimensions (L/W/H): 1650x1960x2100mm - Weight: 1250kg ADVANTAGES: – Unpainted – Czech production – 2 units – Original DTR documentation – Used grinder, very good condition Net price: 36900 PLN Net price: 8580 EUR Net price calculated based on an exchange rate of 4.3 PLN/EUR (the price may be subject to change in case of significant exchange rate fluctuations)

Condition: used, Year of construction: 2006, functionality: limited functionality, machine/vehicle number: 0084603, workpiece width (max.): 300 mm, Equipment: double-sided, VG FANTASTIC 300 SANDER CALIBRATION VG MACHINES MODEL DOUBLE-SIDED FANTASTIC F/G 300 - 3KKS/3KKS - Working width: 300 mm - Total installed power: 37 kW - Configuration: RRT/RRT (lower roller + upper roller) - Motors: 2x (7.5 + 7.5 + 7.5) Belt width: 1900 x 300 mm Dsdpfoxiycujx Apbecn

Condition: used, Year of construction: 1991, functionality: fully functional, working width: 1,100 mm, grinding width: 1,100 mm, overall weight: 3,400 kg, height adjustment type: electric, OTT Omega 1100 (year of manufacture 1991) Dcodoz Dpxljpfx Apben Dimensions and weight: Footprint / installation dimensions (L x W x H): approx. 2700 x 2100 x 2200 mm Weight: approx. 3400 kg Extraction: 3 extraction ports

Condition: excellent (used), CATALOGUE NUMBER 7773 TECHNICAL SPECIFICATIONS - max. width of workpiece: 900mm - max. height of workpiece: 160mm – Top: - metal, sliding roller I unit – ribbed rubber roller for calibrating II unit – 2x metal roller for calibrating + shoe – Bottom: - conveyor belt - pneumatic belt oscillation - electric table lifting - main motor: 15kW/11kW - feed motor: 1.5kW - working pressure: 6-8bar - diameter of extraction nozzle: 2x200mm - dimensions (L/W/H): 1850x1950x2040mm - weight: approx. 3000kg ADVANTAGES Dcsdpfsztw D Dsx Apbsn – Made in Italy – Calibrating grinder + shoe – Used grinder, very good condition Net price: 13900 PLN Net price: 3230 EUR, depending on the exchange rate of 4.3 EUR (Prices may vary due to significant exchange rate fluctuations)

Condition: new, Technical data: Working width: 1100 mm Sanding belt dimensions: 1120x2150 mm Djdpfsgtm U Aex Apbocn Max working height: 160 mm Calibrating steel roller with a diameter of 150 mm Rubber roller with a diameter of 150 mm Sanding pad width: 50 mm Common motor power of 2 grinding aggregates: 11 Kw Speed of sanding belts: 16/18 m / s. Feed motor power: 0.55 kW Infinitely adjustable feeding belt: 4-20 m / min Worktable motor power: 0.25 Kw Pneumatic shoe for jump / jump: YES

Condition: used, Year of construction: 2018, total width: 1,800 mm, total height: 2,200 mm, total length: 1,900 mm, Colour: Grey Empty weight: 1.500 kg Wide belt sander Boere Sandrite 1100C 380V Maximum sanding width 1100mm Maximum sanding height 150mm Sanding unit COMBI Engine 11kW (15HP) Transport dimensions:1800x1300x2100mm (LxWxH), Weight 1850kg - Year: 2018 - CE marking present: Yes - Serial number: 18.03.7507 - Number of units [pcs]: 1 - └ Unit 1: - - Position: Top - - Type of unit: Sanding pad - - Sanding belt length [mm]: 1900 - - Sanding belt width [mm]: 1100 - - Roller diameter [mm]: 150 - - Roller material: Rubber - - Motor power [kW]: 15 Dodjyz U Dmspfx Apbscn - Max. working width [mm]: 1100 - Min. working height [mm]: 3 - Max. working height [mm]: 152 - Feed motor [kW]: 0.55 - Feed speed: Manual - Min. feed speed [m/min]: 2.5 - Max. feed speed [m/min]: 8 - Feed speed control: Continuously adjustable - Voltage [V]: 400 - Current consumption [A]: 28 - Fuse [A]: 32 - Power [kW]: 15.6 - Transport dimensions: 1900mm x 1800mm x 2200mm (l x w x h) - Transport weight [kg]: 1500kg - 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: excellent (used), Catalog number: 7431 TECHNICAL DATA - Maximum width of the workpiece: 950 mm Dedpfx Apozw Dibjbecn - Maximum height of the workpiece: 150 mm From above: - Metal roller, pressure roller - Unit (grooved rubber roller for calibrating + shoe + metal roller) - Metal roller, smooth, sliding From below: - Traction belt - Pneumatic belt oscillation with photocells - Electric table lifting - 2 feed speed settings - Main motor: 7.5 kW - Feed motor: 0.6 kW - Table lifting motor: 0.18 kW - Operating pressure: 8 bar - Diameter of the dust extraction port: 150 mm - Dimensions (L/W/H): 1600x1250x2000 mm - Weight: 1109 kg ADVANTAGES - German made - Additional shoe included - Used machine, very good condition Net price: 19900 PLN Net price: 4628 EUR, depending on the exchange rate of 4.30 EUR (Prices are subject to change due to exchange rate fluctuations)

Condition: used, Year of construction: 1999, total width: 1,800 mm, total height: 2,320 mm, total length: 1,700 mm, Colour: White Empty weight: 2.500 kg - Year: 1999 - Documentation available: No - CE marking present: Yes - CE certificate present: No - Serial number: 99125681 - Number of units [pcs]: 2 - └ Unit 1: - - Position: Top - - Type of unit: Contact roller - - Sanding belt length [mm]: 1890 - - Sanding belt width [mm]: 1110 - - Roller diameter [mm]: 175 - - Roller material: Rubber - - Motor power [kW]: 18.5 - └ Unit 2: - - Position: Top - - Type of unit: Contact roller - - Sanding belt length [mm]: 1890 - - Sanding belt width [mm]: 1110 - - Roller diameter [mm]: 1750 - - Roller material: Rubber - - Motor power [kW]: 18.5 - Max. working width [mm]: 1100 - Min. working height [mm]: 30 - Max. working height [mm]: 183 - Infeed table length [mm]: 400 - Outfeed table length [mm]: 250 - Feed motor [kW]: 0.75 Dodpfozr Hx Usx Apbocn - Voltage [V]: 380 - Current consumption [A]: 36 - Fuse [A]: 63 - Transport dimensions: 1700mm x 1800mm x 2320mm (l x w x h) - Transport weight [kg]: 2500kg - 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: excellent (used), Grinding width: 700 mm Maximum material height: 150 mm 9 kW motor Oscillation on both shafts Dsdpfx Apszvx Nysbecn

Condition: ready for operation (used), Year of construction: 2000, functionality: fully functional, Selling on behalf of a customer: OTT OMEGA wide belt sanding machine – with polishing brush. Dsdpfx Ajy Iyvzepbjcn Year of manufacture: 2000 Sanding belt width: 1,350 mm Equipped with 2 sanding units With vacuum sanding system With polishing brush and additional cleaning brush The machine can be inspected while running at the customer's location.

Condition: new, Year of construction: 2024, functionality: fully functional, UNITEK NICE 950 2N RKRT Working width 950 mm Sanding belt size 970 x 2150 mm Maximum working height 160 mm Calibrating roller, steel, Ø 150 Sanding roller, rubber-coated, Ø 150 Finishing pad 50 mm Sanding belt motor power 15 HP Sanding belt speed 18/16 m/s Feed motor with variable speed 0.75 HP Feed speed 4-20 m/min Table lifting motor power 0.33 HP Automatic sanding belt centering "ECO GEAR SYSTEM" Quick stop belt brake Oscillating tensioning rollers Rubber-coated pressure rollers Safety bar Electronic digital display of workpiece thickness Rollers on infeed and outfeed table, 2 pcs. Dust extraction 2 pcs. - Ø 160 Automatic work thickness positioning Additional equipment (included in the price): Belt motor power 20 HP Automatic conveyor belt centering Oscillating cleaning blower, timer-controlled, 2 pcs. UNITEK NICE 950 1N KRT Working width 950 mm Sanding belt size 970 x 2150 mm Maximum working height 160 mm Calibrating roller, steel, Ø 150 Finishing pad 50 mm Sanding belt motor power 10 HP Sanding belt speed 18 m/s Feed motor with variable speed 0.75 HP Feed speed 4-20 m/min Table lifting motor power 0.33 HP Automatic sanding belt centering "ECO GEAR SYSTEM" Quick stop belt brake Oscillating tensioning roller Rubber-coated pressure rollers Safety bar Electronic digital display of workpiece thickness Rollers on infeed and outfeed table, 2 pcs. Dust extraction 1 pc. - Ø 160 Automatic work thickness positioning Additional equipment (included in the price): Djdpfxoznwp Aj Apbecn Oscillating cleaning blower, timer-controlled UNITEK NICE 650 1N KRT Working width 650 mm Sanding belt size width x length 670 x 2150 mm Maximum working height 160 mm Calibrating roller, steel, Ø 150 Finishing pad 50 mm Sanding belt motor power 10 HP Sanding belt speed 18 m/sec Feed motor with variable speed 0.75 HP Feed speed 4-20 m/min Table lifting motor power 0.33 HP Self-centering of sanding belts using the system “ECO GEAR SYSTEM” Quick stop belt brake Oscillating tensioning roller Rubber-coated pressure rollers Safety bar Electronic digital display of workpiece thickness 2 rollers on infeed and outfeed table 1 dust extraction port Ø 160 Automatic work thickness positioning Additional equipment (included in the price): Mobile cleaning blower for the sanding belt Warranty 12 months on spare parts.

Condition: excellent (used), CATALOGUE NUMBER: 6916 Dcsdpfx Apozty Npebsn TECHNICAL DATA - Max. width of workpiece: 200mm - Max. height of workpiece: 150mm - 2 sanding units: upper – metal roller + shoe + metal roller lower – metal roller + shoe + metal roller from above: - pressure roller, metal - sanding unit - slip pressure roller, metal - cleaning brush - conveyor belt from below: - conveyor belt - 2 slip metal rollers, smooth - sanding unit - pressure roller, metal - cleaning brush - delivery roller - electrically adjustable sanding height - pneumatic oscillation of sanding belts - stepless feed rate adjustment - feed motors 0.55kW - main motors 2x4kW - air consumption 6-8 bar - diameter of dust extraction nozzles 3x80mm, 1x120mm - overall dimensions L/W/H 1800x2070x2000mm, weight 1422kg - Made in Germany, unpainted - Very good condition, used sander Net price: 22900 PLN Net price: 5326 EUR Net price calculated based on an exchange rate of 4.30 PLN/EUR (price may be subject to change in case of significant exchange rate fluctuations)

Condition: good (used), Year of construction: 1990, functionality: fully functional, STEMAC Wide belt sander for lacquer sanding MICRON 1 R Manufacturer Stemac Italy year of construction 1990 S/N S90.503 working width 1350mm 1 lacquer sanding unit 20 kW, infinitely variable speed Sanding belt length 2620mm with cleaning brush Infinitely variable feed Sanding belt blow-off device Electronic work table adjustment 400 V , 50 Hz Dedpfxstyyl So Apbecn Weight approx. 4300 kg with some additional sandpaper

Condition: excellent (used), functionality: fully functional, grinding width: 1,350 mm, overall weight: 4,200 kg, Fine and surface finishing sanding machine, Heesemann, Type: FGA 6 For intermediate sanding of painted surfaces, wood smoothing, and sanding of foils. The machine is fully functional, well-maintained, and in very good technical condition. The conveyor belt has been replaced. Sanding width: 1300 mm Working height: 880 mm (constant) Workpiece thickness max.: 3-80 mm Conveyor bed with individual conveyor belts Drive: 2.5 kW three-phase motor, incl. dust extraction system Feed speed: 4.5-22 m/min, adjustable Units: Brush roller unit: Centrally adjustable in height Diameter: 150 mm Drive power: 1.5 kW Bristle material: Fibre Longitudinal sanding unit Infinitely variable, electronic control of the sanding belt speed via frequency converter Wear-free braking system Pneumatic belt tension Dcjdpfx Aoya I Iuepben Intermittent belt extraction system Belt control: Infrared Sanding belt runs in the opposite direction Sanding belt dimensions: 2620 x 1350 mm Belt sanding speed: 0.3 – 12 m/s Drive power: 11 kW Graphical operator terminal for entering machine setting values, incl. numerical thickness adjustment and display of fault sources, workpiece throughput, and feed speed. Electronically controlled pressure bar Distance between guide rollers: 40 mm Pneumatic belt tension The contact surfaces of the pressure bar automatically adjust to the shape of the workpiece. Workpiece vacuum clamping system: Fan with drive power 5.5 kW Operating side and terminal: left Operating voltage: 400 V; 50 Hz Space requirement: 2550 x 2220 x 2300 mm Weight approx.: 4200 kg (Subject to changes and errors in technical data as well as prior sale)

Condition: excellent (used), Year of construction: 2008, operating hours: 282 h, Calibration and finishing machine, wide belt sanding machine with electronic segmented sanding pad and finish sanding Ideal sanding machine for interior construction companies, also suitable for intermediate sanding of coated surfaces. Bookbinding machine with combined unit and electronic articulated pressure bar, edge segments can be switched on and off Segment width of the pressure bar 35mm Contact roller can be pneumatically adjusted, low wear due to corrugated steel roller Grain compensation Drive motor 7.5kW with automatic motor brake, stepless belt speed controlled by frequency inverter from 2 - 18 m/s Belt feed steplessly adjustable via frequency inverter from 2.5 - 13m/min Pneumatic workpiece-controlled belt blowing device Cleaning brush at the outlet Constant working height 900mm by adjusting the upper part of the machine, thus also integrable into sanding lines Feed belt still has good grip and is in very good condition Maximum sanding width approx. 1340mm Workpiece height approx. 3 to 150mm Common sanding belt dimension 1360 x 1900mm 3 rubberized pressure rollers Djdpfx Apjzqvmrjbocn Infeed roller table and foldable outlet table Preparation for vacuum blower. The belt is perforated and plugs for optional blower are available. Alternatively, the belt can also be connected to the extraction system. Extraction connection 1 x 200mm, 1 x 140mm and 2 x 100mm Terminal control with 50 programmable sanding programs for automated machine control. Parameters: Belt speed, feed speed, workpiece height, pressure bar engagement points at the front and rear as well as edge segments, belt blowing nozzle, optional vacuum blower, pneumatic adjustment of the calibration roller CE marking Operating manual without the illustrated connection cable Original paint, only touched up in places Approx. 282 operating hours, i.e. approx. 20 minutes per week. Dimensions approx. 1800 (with table 2600) x 2050 x 2150mm (LxWxH). Weight approx. 2400kg. The machine can be demonstrated on site by appointment. We only offer machines that are ready for demonstration and are in our warehouse, see "other offers from this provider".

Condition: used, Year of construction: 1989, With sanding units consisting of: - 1 calibration roller - 1 combination unit with rigid pad Used Manufacturer: SCM Dcodpfoy H N Tasx Apbsn Model: UNO C-CS Year of manufacture: 1989 Machine no.: AE005036 REF.: 030514 Sanding width: approx. 920 mm Pass-through height: approx. 3-160 mm Number of units: 2 pcs., 1x15 kW Units from above: 2 pcs Belt dimensions (L x W): 1525 x 930 mm 2x feed speed: 4.5 / 9.0 m/min 1 pc calibration roller - grooved / rubber-coated 1 pc combination unit with rigid sanding pad - rubber-coated roller Extraction connection: D 2 x 160 mm Required space: approx. 1600 x 1500 x 1800 mm Weight: approx. 1200 kg Location: 97447 Gerolzhofen, free loaded, unpacked Transfer in as-is condition as inspected, without warranty or guarantee

Condition: excellent (used), CATALOGUE NUMBER: 5799 TECHNICAL DATA - Maximum width of workpiece: 230 mm - Maximum height of workpiece: 140 mm - Minimum length of workpiece: 300 mm - 2 grinding units: - Upper and lower + platens * Upper: - 2 sliding, metallic pressure rollers - Pressure - Grinding unit: 2 metallic rollers + platen - Sliding pressure roller - Traction belt * Lower: - Traction belt - 2 sliding, smooth metallic rollers - Pressure - Grinding unit: 2 metallic rollers + platen - 3 sliding, smooth metallic rollers - Electrically adjustable grinding height - Oscillation of grinding belts - Pneumatic cleaning of belts - Smooth speed adjustment via inverter: 3-15 m/min - Feed motors: 2 x 0.37 kW - Main motors: - Upper: 5.5 kW - Lower: approx. 5.5 kW - Air consumption: 6-8 bar - Diameter of dust extraction nozzles: 4 x 100 mm - Overall dimensions (L/W/H): 2340x1420x1920 mm - Weight: 1480 kg – For short workpieces (belts overlap) – German made – Very good condition – Not painted – Used grinder Net price: 18900 PLN Net price: 4400 EUR Net price calculated at an exchange rate of 4.3 PLN/EUR Dcjdpfx Aszty Nvjpben (Price may change in case of significant exchange rate fluctuations)

Condition: like new (used), Year of construction: 2017, operating hours: 108 h, functionality: fully functional, working width: 1,650 mm, power: 370 kW (503.06 HP), type of input current: three-phase, workpiece height (max.): 160 mm, input frequency: 50 Hz, input voltage: 400 V, workpiece width (max.): 1,650 mm, space requirement length: 7,660 mm, COSTA LEVIGATRICI 1650 CALIBRATOR/SANDING MACHINE This machine is in really new condition with only approximately 100 hours of operation. It is fully functional and operates without any issues. Technical Specifications Djdpfx Apoyt H Dnebjcn * Machine Type: Automatic sanding / calibration line * Working Width: 1650 mm * Feed System: Motorized conveyor belt with variable speed control * Working thickness: 3 to 160 mm Lower Section: * 3 sanding steel roller units * 1 finishing pad unit * Cleaning system with blowers and brushes Upper Section: * 3 sanding steel roller units * 1 finishing pad unit * Cleaning system with blowers and brushes Unit Power: * From 18.75 kW up to 75 kW (depending on the unit) Control System: * PLC control with touchscreen interface Safety: * Safety sensors * Emergency stop system

Condition: used, Year of construction: 1973, machine/vehicle number: 6938, input voltage: 380 V, input frequency: 50 Hz, grinding belt length: 7,100 mm, We are offering this used Schmid KM wide belt grinding machine, manufactured in 1973, for sale. Type: KM Machine number: 6938 Year of manufacture: 1973 Operating voltage: 380 V Frequency: 50 Hz Grinding belt length: 7,100 mm We are offering the machine for a net price of 1,600 euros. Dcjdpfx Apjz Afbioben If you have any questions or require further information, please feel free to send us a message or call us.

Condition: excellent (used), CATALOGUE NUMBER 8021 TECHNICAL DATA - max. width of workpiece 1100mm - max. height of workpiece 150mm 2 units: 1) ribbed rubber roller for calibrating 2) ribbed rubber roller - motor power 11kW - brake - from above: - metal, sliding, split roller - pressure roller - unit - pressure roller - unit - pressure roller - cleaning brush - from below: - 2 metal, sliding rollers - conveyor belt Dedpfx Apoztaqaobscn - 2 metal, sliding rollers, output - new conveyor belt - pneumatic belt oscillation - electric table lifting - stepless feed rate adjustment - feed motor 1.5kW - grinding thickness potentiometer - working pressure 8-10 bar - diameter of dust extraction port 3x165mm, 1x140mm - overall dimensions L/W/H 1870x1850x2210mm - weight 2165kg ADVANTAGES – Made in Italy, SCM brand – new conveyor belt – 2 units – grinding thickness potentiometer – unpainted – used sander, very good condition Net price: 26900 PLN Net price: 6255 EUR, depending on the exchange rate of 4.30 EUR (Prices may vary due to higher fluctuations)

Condition: new, Year of construction: 2025, Exhibition machine Year of manufacture: 2025 Dodpszh Rufjfx Apbocn Equipment and technical data: MODEL Excel 2NRKRT 2-BELT MACHINE 1st BELT: CYLINDER 2nd BELT: COMBINATION UNIT CYLINDER/SHOE FOR SOLID WOOD, VENEER, AND INTERMEDIATE GRINDING FOR LACQUERING - Usable WORKING WIDTH mm 1350 - BELT LENGTH mm 1370 X 2150 - MAX. WORKPIECE THICKNESS mm 160 - STEEL CALIBRATION CYLINDER mm 180 - Rubber-coated GRINDING CYLINDER mm 180 - GRINDING SHOE WIDTH mm 50 - BELT MOTOR POWER KW 14.7 - BELT SPEED m/s 18/16 - FEED MOTOR POWER HP 0.75 - Adjustable gearbox with steplessly adjustable feed speed m/min 4/20 - HEIGHT ADJUSTMENT MOTOR HP 0.33 - Mechanical BELT OSCILLATION "ECO GEAR PATENT SYSTEM" - 1 PCS. DRUM BRAKE for belt braking - Swiveling ROLLER for belt tension - 3 PCS. PRESSURE ROLLERS; with rubber coating - EMERGENCY STOP SWITCH in the infeed area Availability: short-term Location: Flörsheim

Condition: excellent (used), Catalog number: 7810 TECHNICAL DATA max. width of the workpiece 630 mm max. height of the workpiece 110 mm 2 units: 1) ribbed rubber roller for calibrating 2) ribbed rubber roller for calibrating + shoe + metal roller *from above: Dcjdpfx Aozxhihjpbon metal sliding feed roller unit metal sliding roller unit sliding roller, metal *from below: 2 metal sliding rollers conveyor belt 2 metal sliding rollers pneumatic belt oscillation 2 types of feed speed motor 2 x 7.5 kW electric table lifting working pressure 6-8 bar diameter of the dust extraction nozzle 2 x 160 mm overall dimensions L/W/H 1650x1060x1970 mm weight 972 kg – Polish production – 2 units – unpainted – very good condition – used grinder Net price: 25,900 PLN Net price: 6,020 EUR, depending on the exchange rate of 4.3 EUR (Prices are subject to change due to significant fluctuations)

Condition: excellent (used), SCM SANDYA uno wide-belt sander sanding width 900 mm, 1 combination sanding head with a metal roller, base Dodpfx Apey S Rxbebjcn 7.5 kW motor, star/delta starter, two feed speed settings, electric table adjustment, digital display of table position, oscillation the sander is in very good condition, ready for operation, machine dimensions: width 150 cm, length 160 cm, height 180 cm, weight approx. 750 kg.

Condition: like new (used), Working width 1350 mm The machine is in excellent, new condition as shown in the pictures. Dcedpfxjuuitgs Apbjn

Condition: used, functionality: fully functional, working width: 1,100 mm, grinding width: 1,100 mm, grinding height: 150 mm, type of input current: three-phase, – Made in Germany – Shoes with pneumatic jump (pressure shoe) Dodpfxsyyv Auo Apbecn TECHNICAL PARAMETERS: – Sanding width: 1100 mm – Max. sanding height: 150 mm – Min. workpiece length: 600 mm – Motor power: 2 x 15 kW – Both units with pressure shoes – Pneumatic pressure shoes – Adjustable shoe pressure – Rubber rollers: 70 Shore – Pneumatic oscillation – Cleaning brush – Feed tables with support rollers – Continuously adjustable feed speed – Feed speed range: 4–13 m/min – Extraction port diameter: 3 x 200 mm – Machine dimensions (L/W/H): 250 x 200 x 210 cm – Weight: ~2500 kg