Za 3000 nakup rabljenega (116.406)

Stanje: dober (rabljeno), Leto izdelave: 2021, Funkcionalnost: popolnoma funkcionalen, najv. debelina jeklene pločevine: 25 mm, maks. debelina aluminijaste pločevine: 25 mm, skupna masa: 1.100 kg, teža obdelovanca (maks.): 900 kg, Oprema: dokumentacija / priročnik, Swiftcut pro 3000 CNC plazma z delovno površino 3000x1500, letnik 2021. Pgsdpfsxbizqex Aafeu

Stanje: rabljeno, Scheer FM 2-3000 furnirska žaga, žaga za spajanje in fino rezanje Tip: FM 2-3000 Motor: 2,5 KM Št. stroja: 199540 Dolžina reza: 3000 mm Pgjdpfoxf Tqwsx Aafeu Premer žaginega lista: 180 mm Zadnja podporna miza Teža cca 300 kg.

Stanje: novo, Fitting Storage Yes Working Width 3000 (3500) mm Swivelling Yes Ruchser RU-BM-3000 (Option: 3500) Sash Assembly Table ----- Manufacturer Description: Item 1.0 Article 0610000 RU-BM-3000 Sash assembly table, for sashes up to max. 2500 mm height with RU-SH, special screwdriver, length 3000 mm, width 1400 mm, working platform tilt manually adjustable. Usable width 2500 mm. Holder for fitting shear or fitting punch. 10 swivelling supports for hanging sashes, completely pneumatically foldable for unhindered sliding of sashes on the table surface. Device for measuring sash fitting length for constant and variable/central handle placement and any desired handle height on pre-drilled sashes, colour-coded dimension identification for fittings. Support height can be set at a stop to either 50 or 60 mm. RU-SH, special screwdriver with pneumatic depth stop mounted on carriage, safety control, pneumatic height adjustment, screw feed device with automatic shut-off of the filling container Manual insertion for a second screw length on the special screwdriver, accessory. RA-8, turret stop for 8 screw levels mounted on the carriage. RA-4 support rail depth manually adjustable left and right, each with a 4-position turret stop. PSF - Pneumatic clamping device for sashes against the side stops. Working height adjustable from 900 to 1000 mm. Please specify if felt, sliding or brush strips are required as surface supports. Item 1.1 Article 6315 RU-BM-... pre-set to customer-specific fitting Item 1.2 Article 0500000 Bracket matched to customer punch/ Pgsdpot Tq Aaefx Aafou shear. For mounting customer-supplied fitting punch or fitting shear (third-party make) to the sash assembly table. Please specify manufacturer when ordering! ----- Price RU-BM-3000 in above configuration ex works: on request! ----- Options for Fitting Storage for RU-BM-3000: ----- Variant Fitting Storage Fixed Mounted: Price €3,363.00 Article 0630000 RU-BL-30/30 Fixed Mounted Fitting Storage mounted above the sash assembly table Length 3100 mm, depth 1250 mm, with 3 shelves each with 10 compartments, divided by partition walls. Variant Fitting Storage Free-standing: Price €5,291.00 Article 0710000 RU-SBL3000/30 Free-standing Fitting Storage Length 3100 mm, depth 1250 mm, height 2050 mm, frame on the front side without supports, 30 compartments in a single row, 10 each divided by partition walls, and a continuous top shelf, compartment size: width 280 mm, height 150 mm. 4 pcs. angle supports for corner transmissions: Price €614.00 Leg length 120x120 mm; angle approx. 3° Front edge of the angles bent upwards by 5 mm to prevent accidental unloading. 2 pcs left and 2 pcs right under the first shelf of the fitting storage. ----- Additional price for RU-BM-3500 ----- Article 0610300 RU-BM-3500 Sash Assembly Table for sashes up to max. 3000 mm height with RU-SH, special screwdriver length 3500 mm, width 1400 mm, working platform tilt manually, approx. working width 3000 mm Additional price RU-BM 3500 compared to RU-BM 3000: €2,831.00 Fitting storage for RU-BM-3500 (only free-standing possible): Price EUR ...

Stanje: rabljeno, Leto izdelave: 2003, Stroj je zasnovan za pretvorbo filma brez PVC v končne, napolnjene, zatesnjene in potiskane infuzijske vrečke za injekcijske raztopine, v velikostih od 50 ml do 5000 ml. Uporablja filme brez PVC-ja. Pedpfxoxdzx To Aafsgu Izpolnjuje zahteve, določene v veljavnih farmacevtskih predpisih; stroj je zasnovan in izdelan iz materialov v skladu s standardi CGMP in FDA.

Leto izdelave: 2002, Stanje: pripravljen za uporabo (rabljen), Mediji Poraba energije: 4 do 10 kW Ta upogibni stroj za kolute TWIN SEAM KA 2000-3000 je bil proizveden leta 2002. Obdeluje kolute širine do 2000 mm in teže do 7 ton ter izdeluje profile v razponu od 140 x 140 mm do 2500 x 2500 mm. Odlikuje ga energetska učinkovitost s porabo le 4-10 kW, omogoča pa visoko zmogljivost – do 10 ton v 8-urni izmeni. Za več informacij o stroju nas kontaktirajte. Pedsxd Ic Sjpfx Aafjgu Področja uporabe Upogibanje

Stanje: dober (rabljeno), Overhead crane, crane, trolley, crane travel mechanism, crane carriage, beam carriage, end carriage for bridge cranes, overhead crane end carriage, single-girder bridge crane end carriage -Manufacturer: Demag, 1 set of end carriages for single-girder bridge crane -Lifting capacity: 3000 kg -Drive motor: Mannesmann Demag 16I6 KF 8-2 0.15/0.60 kW -Load wheels: Ø 160 mm / beam width 148 mm, dimensions see photos Psdpfx Aaetpkv Ajfegu -Dimensions: each 2300/650/H570 mm / 300 kg -Transport dimensions: 2300/1230/H570 mm -Weight: 600 kg (total)

Stanje: rabljeno, Leto izdelave: 2019, Funkcionalnost: popolnoma funkcionalen, skupna višina: 2.100 mm, skupna širina: 9.000 mm, najv. debelina pločevine: 6 mm, prebojni premer: 105 mm, skupna masa: 17.500 kg, višina mize: 900 mm, barva: modra, moč pogonskega motorja podajalnika: 20.000 W, Punching machine equipped with two independent tool stations with electrohydraulic heads and a Kjellberg HiFocus 160i plasma unit. The machine features: - automatic plasma torch height adjustment, - TRUMPF quick tool change system – short retooling times; - X-axis travel range from 0 to 3000 mm, - Y-axis travel range from 0 to 1500 mm, - stepless feed rate control, - capabilities for nibbling, punching, and embossing, - stepless adjustable stroke height up to 90 mm, - punching up to 6 mm material thickness, - plasma torch cutting up to 12 mm material thickness, - easy programming. Available functions: Pedpfx Aaewayiljfsgu - single hole, - row of holes, - circle of holes, - circular nibbling, - rectangular notching, - matrix function, - slot nibbling, - object scaling, - contour program (in conjunction with the Rotation station), - subprograms, - object repetition, - trimming, - hole-free zone, - ellipse, - wedge strip, - mirroring, - scrap removal. The plasma unit delivers high-quality cutting of structural steel, stainless steel, and aluminium. It minimizes the need for secondary processing due to optimal cut surface quality. The PerCut 210 plasma torch is water-cooled, providing highly efficient heat dissipation and long nozzle life thanks to swirl gas technology.

Stanje: dober (rabljeno), Leto izdelave: 1986, številka stroja/vozila: 118, Razdalja med konicami: 3300 mm Podpfxew Ntcvs Aafogu Premer brušenja: 860 mm

Stanje: novo, Bernardo Edge Sanding Machine KSM 3000 C with Veneer Sanding Attachment Technical Specifications Work Table: 960 x 350 mm Table Height Adjustment: 210 mm Belt Length: 3000 mm Belt Width: 150 mm Sanding Belt Back Plate: 1060 x 200 mm Sanding Unit Tiltable: 90° - 45° Belt Speed: 20 m/sec Auxiliary Table: 330 x 330 mm Oscillation Stroke: 20 mm Poded N Tdmopfx Aafegu Oscillation Motor: 0.25 kW (0.34 HP) Extraction Port Diameter: 120 mm Motor Output Power S1 100%: 3.0 kW (4.0 HP) Motor Input Power S6 40%: 4.5 kW (6.0 HP) Voltage: 400 V Machine Dimensions (W x D x H): 1910 x 840 x 1020 mm Weight: approx. 330 kg Scope of Delivery - Sanding Belt 3000 x 150 mm - K100 - Sanding Belt Oscillation - Veneer Sanding Attachment - Auxiliary Table - Graphite Coating - Mitre Fence - Sanding Shoe - Extraction Hose Features • Heavy-duty machine base, torsion and vibration-free construction, extremely stable • Grooved infeed fence, ideal for sanding veneer overhangs • Dual extraction ports 80 / 100 mm for optimal chip removal • Oscillating sanding belt ensures high material removal rate and excellent surface finish • Maintenance-free belt oscillation with separate gear motor, can be switched on as required • Height-adjustable sanding table for utilizing the full width of the sanding belt • Standard veneer edge sanding device with fine adjustment • Quick changeover from veneer to solid wood sanding possible • Table height adjustment and sanding unit tilting via handwheels • Spring-loaded belt tension for automatic compensation of belt length differences • Height-adjustable auxiliary table with extraction for sanding radii

Stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, Leto izdelave: 2017, obratovalne ure: 5.899 h, A géphez tartozó egyéb gépek és szerszámok: - Géphez tartozó szerszámok (listát tudunk küldeni) - Quick Sharp - Multiset ITM ALAPGÉP: TruPunch 3000 nagyméretű (S11) Gép:  C-keret  Koordináta vezetés  Lineáris tár 24 pozícióval befogók és szerszámok számára  Hidraulikus befogók (3 db) Pgjdpfxowm Shae Aafou  Karbantartásmentes 3-fázisú szervomotoros hajtás  Újrapozícionáló egység programozható letolóval  Befogók zárására lábkapcsoló  Alkatrészkivevő csapóajtó  Szállítási és szerelési szerelvény Lyukasztófej:  Szervo elektromos lyukasztófej  Forgatható egyes szerszámtartó adapter  Kézzel állítható leszorító erő  Programozható leszorító pozíció  Szerszámhossz kompenzáció  Lyukasztókhoz spray kenés  Vákuumos hulladékeltávolítás  Formázás  Ütésszám  Szerszámkenés szintfigyelés Vezérlés:  TRUMPF vezérlés Bosch Rexroth IndraMotion MTX alapon  Vezérlőpanel 17" TFT kijelzővel  Integrált technológiai adatok  Internetes távdiagnosztikai csatlakozás (Teleservice)  Automatikus lekapcsoló funkció  NC programkezelés  Gyártási terv Adatátvitel:  USB port és hálózati csatlakozás  RJ45 hálózati csatlakozó Biztonság:  CE minősítés  Többsugaras fénysorompó  Gyors meghajtó-leállítás Bővített alapfelszereltség:  1. indexcsap jobb oldali belső pozíció  Gördülőgolyós asztalok  Kész alkatrészgyűjtő  Hulladéktartály PRÉMIUM CSOMAGOK: 2. Produktivitási csomag  MultiTool funkció  Alkatrészcsúszda szenzor  Szintfigyelős spray kenő állomás 3. Lyukasztási minőség csomag  MultiShear funkció  Sorjátlanító és görgős technológia  Adaptív ütés kalibrálás 4. Formázó csomag  Menetfúró funkció törésfelügyelettel  Jelölés / gyors bordázás funkció  MultiBend funkció  Magasságban állítható befogók 5. Gravírozás funkció 6. Smart Punch Monitoring 7. Vezeték nélküli kezelőpont 8. MobileControl App 9. 21 db RTC patron + SZERSZÁMOK!

Stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, Leto izdelave: 1999, NA PRODAJO KOMPLETNA LINIJA ZA PROIZVODNJO PVC OKEN IN VRAT STROJI SO V OBRATOVANJU, MOŽEN PREIZKUS NA LOKACIJI 1. STROJNO-REZALNI CENTER WEGOMA SUPERCUT 3000 + dodatna enota za ojačevanje Avtomatski center za rezanje in obdelavo PVC profilov, večnamenska enota, upravljanje prek računalnika s programom za optimizacijo rezov Kapaciteta obdelave cca 240 enot v 8 urah, letnik: 1999 2. URBAN AKS 4410 VERTIKALNI ŠTIRIGLAVI VARILNI STROJ ZA PVC PROFILE Vertikalni avtomatski stroj za varjenje štirih kotov hkrati 3. URBAN SV503 STROJ ZA ČIŠČENJE PVC OKEN Z MANEVRIRNIM MIZO WT550 Pgsdpfxoxbqdme Aafeu Specializiran za zanesljivo čiščenje zvarov, letnik 1991.

Stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, Leto izdelave: 2016, številka stroja/vozila: 607-9005, PROFILNA VRTALNA NAPRAVA PBA 3000 Rabljeni stroj, leto izdelave 2016 Za učinkovito in racionalno izdelavo izvrtin v nosilcih, profilih, ceveh in ostalih dolgih kosih Tehnični podatki: Maks. hod v osi x: 3000 mm Maks. hod v osi y: 250 mm Maks. hod v osi z: 350 mm Maks. dolžina podpore: 5700 mm Pgjdpjxcuccjfx Aafeu (zaradi izvlečnih podpornih valjev) Maks. nosilnost podpore: 500 kg 3 kos mehanskih primežev Maks. razpon: 210 mm Širina vpenjanja: 200 mm Višina čeljusti: 60 mm Digitalni prikaz položaja Ustavni elementi: 10 kosov Vrtalni agregat TSB 35 Tehnični podatki: Motor: 1,2 kW, 400 V Vrtalna zmogljivost v S235JR: ø 30 mm Trajna vrtalna zmogljivost v S235JR: ø 25 mm Navijanje navojev v S235JR: M20 Koničnik vretena: MK 4 Hod vretena: 155 mm Menjalnik s 12 stopnjami Območje vrtilne hitrosti: 125 – 3030 min-1 Minimalno količinsko mazanje Vmesna prodaja pridržana. Za napake in tiskarske napake ne odgovarjamo.

Stanje: rabljeno, Guideway and Surface Grinding Machine WMW FRITZ HECKERT Aschersleben Model: SZ 1000 x 1250 x 3000 / 344 Serial No.: 13.2236.2 Year of manufacture: 1989 Nominal grinding range: 3000 x 1250 mm Table clamping surface: 3240 x 1000 mm Maximum grinding length: 3300 mm Machining width: 1250 mm Machining height: 1250 mm Grinding wheel diameter (surface grinding support): max. 600 mm Grinding wheel width (surface grinding support): max. 100 mm Grinding wheel diameter (swivel support): max. 450 mm Electrical connection: 400 Volt, 50 Hz - Swivelling grinding support, drive power 16.5 kW, stepless speed control - Grinding support for surface grinding, drive power 15 kW, stepless speed control - new electrical control system based on SIEMENS S7, installed in 2001 - new electrical control cabinet, separate, year 2001 - Stepless grinding wheel speed adjustment on both grinding supports - Swivelling grinding spindle head for guideway and profile grinding - Swivelling and height-adjustable control panel - Coolant system, freestanding - Hydraulic system, freestanding - Oil circulation lubrication, freestanding - Various grinding wheels and mountings included Pgodpshv A A Dsfx Aafju Total required space (L x W x H): 11900 x 7700 x 4600 mm Weight: 45 tons In very good condition

Stanje: dober (rabljeno), Leto izdelave: 1999, številka stroja/vozila: 190454, Ponudba 25290 Tehnični podatki: - maks. delovna širina: 3040 mm - maks. debelina materiala pri trdnosti 40 kg/mm²: 2 mm - nastavitev kota upogibanja: 6 – 135° - največja odprtina / hod zgornje grede: 250 mm - nastavitev višine - upogibna greda: 50 mm - spodnja greda: 50 mm Pjdpfxew Sthds Aafogu - pogon zgornje grede: 400 V / 0,37 kW - pogon upogibne grede: 400 V / 0,75 kW - ročni zadnji omejevalnik - deljena gosja upogibna letvica - potrebni prostor pribl. Š 4000 x V 1400 x G 1200 mm - teža pribl. 3500 kg

Leto izdelave: 2022, Stanje: novo, Shelf Press OMC 3000×1300 105T Oil-Heated Working area: 3000x1300 mm Pgodpoimwp Sjfx Aafou Opening width: 400 mm 6 cylinders with 85 mm diameter Total pressing force: 105T Maximum heating temperature: 85°C Logic control system Machine operation via touchscreen panel Readouts: temperature, pressing force, shelf opening time, loading area calculator, gluing process programming Power: 21 kW CE certificate Year of manufacture: 2022 Machine available on order Brand new machine

Stanje: zelo dobro (rabljeno), Leto izdelave: 2015, obratovalne ure: 5.100 h, Pressing force: 4,000 kN Pjdpfx Aaepvlf Ssfjgu Table area: 3,000 x 1,400 mm (W x D) Clamping area (table): 2,950 x 1,500 mm Clamping area (ram): 2,950 x 1,240 mm Shut height: 600 mm (bottom stroke and adjustment at top) Stroke rate: 5 - 100 spm, infinitely variable Stroke: 20...200 mm, automatically adjustable Ram adjustment: 150 mm (motorized) Execution: - With servo technology, programmable ram speed - Table clamping plates segmented and manually movable - 8-fold slide guide - Motorized oil central lubrication - Automatic ram adjustment - Pneumatic ram weight compensation - Electromechanical stroke adjustment - Siemens + Fanuc control - Siemens Panel PC visualization in mobile console - 8-fold tool locking system - Tool data storage - 2-channel pressing force measurement - Hydraulic overload protection - T-slots in table and ram - Longitudinal slot for tool centering in the ram - Vibration-damping machine feet - Drop-through opening in table - Hydraulic ball bars in table - Tool change consoles for hanging Equipped with a complete coil feeding line, manufacturer Lorenz Uncoiler Load capacity: 80 kN Strip width: 20 - 820 mm Expansion range: 470 - 520 mm Coil diameter: max. 1,800 mm Straightener Strip width: max. 820 mm Strip thickness: 0.5 – 4.0 mm Straightening cross-section: 1,600 mm² Number of rolls: 9 pcs, Ø 65 mm + 2 pcs feed rolls Speed: 0 - 30 m/min Electronic roll feeder Strip width: max. 820 mm Strip thickness: 0.5 - max. 6.0 mm Cross-section: max. 2,400 mm² Number of rolls: 2 pcs, Ø 120 mm

Stanje: rabljeno, Rabljeni stroj Dolžina reza: 3000 mm Z vpenjanjem na ročno kolo Razpoložljivost: kratkoročno Pjdow I Ul Aopfx Aafegu Lokacija skladišča: Röllbach

Stanje: kot nova (razstavni stroj), Leto izdelave: 2021, številka stroja/vozila: 607-9027, PROFILOVÁ VRTACÍ JEDNOTKA PBA 3000 pro efektivní a hospodárnou výrobu otvorů v nosnících, profilech, trubkách a dalších dlouhých dílech Technická data: Max. pojezdová dráha osa x: 3000 mm Max. pojezdová dráha osa y: 250 mm Max. pojezdová dráha osa z: 350 mm Max. délka podpěry: 5700 mm (prodloužitelná opěrnými válečky) Max. zatížení podpěry: 500 kg 3 ks mechanických svěráků Röhm BOF 4: Max. šířka upínání: 220 mm Šířka upínání: 160 mm Výška čelistí: 50 mm Digitální indikace polohy (přesnost +/-0,1 mm) Dorazové body: 10 kusů Vrtací agregát Maxion Unimax 3T AV Technická data: Motor: 1,5 kW, 400 V Vrtací výkon v St 37: Ø 35 mm Trvalé vrtání v St 37: Ø 26 mm Řezání závitů v St 37: M16 Kužel vřetene: MK 3 Zdvih vřetene: 125 mm Rozsah otáček: max. 3200 ot/min Pgsdpfx Aasrdx A Sefsu Automatické nastavení výšky osa z Minimální množství mazání Pneumatický závitořez M3-M12 Rezervujeme si právo na mezitímní prodej. Neodpovídáme za tiskové chyby a omyly.

Stanje: rabljeno, Leto izdelave: 1997, Funkcionalnost: popolnoma funkcionalen, vrsta vhodnega toka: Klimatska naprava, ESG peč / linija za kaljenje stekla EFCO, 1500x3000 1500 x 3000 mm, desno – levo Letnik izdelave: 1997. 415 V, 50 Hz, 3 faze. V dobrem tehničnem stanju. Demontirana in pripravljena za nakladanje. Pgodpfoxguqnox Aafju

Stanje: dober (rabljeno), Leto izdelave: 1982, številka stroja/vozila: 11.809, Offer 25079 Technical Data: - Maximum working width: 3100 mm - Maximum cutting capacity: - For material with 400 N/mm² tensile strength: 13 mm - For material with 700 N/mm² tensile strength: 10 mm Pgsdpfov Nkdmjx Aafsu - Cutting angle: 1° 30' - Blade gap adjustment via hand lever - Number of hydraulic hold-downs: 14 pcs - Motorized backgauge - Electric foot switch - Front angle stop - Strokes per minute: 15 - Drive: 380 V / 22 kW - Table height: 800 mm - Space requirement incl. backgauge, without front support arms: approx. W 3400 x H 2250 x D 2150 mm - Weight: approx. 12,000 kg

Stanje: pripravljen za uporabo (rabljen), Leto izdelave: 1991, Volumetric flow rate: 1500 m³/h Drive motor: 380 V, 2850 rpm, 1.5 kW Extraction pipe diameter: 140 mm 3-meter sections with 3 joints, height-adjustable Intake funnel with throttle valve Pgodpewx H Dyofx Aafou Required space: 1150 x 600 x approx. 2300 mm Weight: 175 kg

Leto izdelave: 1991, Stanje: dober (rabljeno), številka stroja/vozila: 07282, Offer 22336 Technical specifications: - Max. working width: 3030 mm - Max. sheet thickness without prebending: 4 mm - Max. sheet thickness with prebending: 3 mm - 3 driven rollers - Roller diameter (top / bottom): 205 / 185 mm - Working speed: m/min - Drive – brake motor: 400 V / 7.5 kW Psdpjmdqllefx Aafogu - Space requirements: approx. W 5500 x D 1400 x H 1300 mm - Weight: approx. 4.7 t - With prebending - Rear roller can be inclined - Swing-out bearing for pivoting the top roller - Extended roller ends for mounting profile rolls - Forward and reverse operation - Separate control panel

Stanje: dober (rabljeno), Offer 22188 Technical Data: - Height-adjustable roller conveyor with spring support and locking mechanism - Equipped with clamping lever - Roller conveyor length approx. 3000 mm Psdpfjwcphcsx Aafegu - Min. roller conveyor height approx. 640 mm - Max. roller conveyor height approx. 1190 mm - External roller width approx. 260 mm - Roller diameter up to max. 100 mm - Max. possible number of rollers: 13 pcs - 10 rollers installed - Overall width of roller conveyor approx. 500 mm - Overall length approx. 3200 mm - Weight approx. 250 kg

Stanje: dober (rabljeno), Leto izdelave: 2011, številka stroja/vozila: 691-PW3R-05519, Offer 24573 Technical Specifications: - Cut-off wheel diameter up to 356 mm - Cutting capacity up to 120 mm - Motorized cutting feed Pgjdpfx Ajv Saqbjafeu - Manual cross feed 120 mm - Table dimensions 410 x 310 mm - Table travel 220 mm - Drive 400 V / 5.5 kW - Coolant system - Required space approx. W 1500 x H 1800 x D 1050 mm - Weight approx. 850 kg

Stanje: dober (rabljeno), Leto izdelave: 1998, številka stroja/vozila: 98095307, Offer 24271 Pgsdpst Tw Uiofx Aafeu Technical Data: - Maximum working width: 3050 mm - Maximum cutting capacity (steel 40): 6 mm - Cutting angle adjustable, motorized: 0.5 – 3 ° - Blade gap adjustment: manual - Number of hydraulic hold-downs: 18 pcs - Motorized back gauge with positioning control: 10 – 1000 mm - Front angle gauge - Strokes per minute (depending on angle and length): 9 – 17 strokes/min - Pneumatic connection: 6 bar - Hydraulic drive: 400 V / 15 kW - Table height: 770 mm - Required space incl. back gauge: approx. W 4050 x H 1600 x D 2450 mm - Weight: approx. 5500 kg - Includes: - Electric foot switch - Cutting line illumination - Sheet support system - Rear area guarding with safety grid