Horizontalus Lenktuvai pirkti naudotą (6 130)

Būklė: geras (naudotas), Gamybos metai: 2011, Funkcionalumas: visiškai funkcionalus, Aprašymas: Staklės yra geros techninės būklės, išbandyti galima susitarus iš anksto. Valdymo sistema: OKUMA OSP-P200MA Galia: 58 kVA Eiga X ašyje: 1000 mm Eiga Y ašyje: 900 mm Eiga Z ašyje: 1000 mm Aprašymas: 4 ašys Svoris: 26 t Užimamas plotas: 3,3 x 6,5 m Įrankių keitiklio talpa: 100 Įrankių tvirtinimo sistema: BT50 Staklių parametrai: Isdpfx Ajy Ehaiof Hoif X, Y, Z ašių eiga: 1000 x 900 x 1000 mm

Būklė: naudotas, mašinos/transporto priemonės numeris: 16788, Gamybos metai: 2016, keliamoji galia: 2 500 kg, apkrovos centras: 1 200 mm, kuro tipas: elektrinis, stiebo tipas: kitas, statybinis aukštis: 1 400 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 2 400 mm, bendras svoris: 1 110 kg, 5050469 Serijos numeris: 90497562 Baterijos informacija: 24 V, 3PzS, 465 Ah Iiodpfx Aex Tmmkjf Hjf

Būklė: naudotas, mašinos/transporto priemonės numeris: 16873, Gamybos metai: 2019, veikimo valandos: 4 000 h, keliamoji galia: 1 600 kg, kėlimo aukštis: 800 mm, apkrovos centras: 1 200 mm, kuro tipas: elektrinis, stiebo tipas: simpleksas, statybinis aukštis: 1 660 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 1 150 mm, bendras svoris: 1 720 kg, 5077219 Isdoym Hzaopfx Af Hoif Serijos numeris: F21081V00002 Informacija apie akumuliatorių: 24 V, 3NXS, 420 Ah, pagaminimo data: 2019 m.

Būklė: naudotas, mašinos/transporto priemonės numeris: 16872, Gamybos metai: 2019, veikimo valandos: 3 104 h, keliamoji galia: 1 600 kg, kėlimo aukštis: 800 mm, apkrovos centras: 1 200 mm, kuro tipas: elektrinis, stiebo tipas: simpleksas, statybinis aukštis: 1 660 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 1 150 mm, bendras svoris: 1 600 kg, 5077218 Iisdpfxoym Hyvs Af Hsf Serijos numeris: F21081V00001 Akumuliatoriaus informacija: 24 V, 3NXS, 420 Ah, pagaminimo data: 2019 m.

Būklė: naudotas, mašinos/transporto priemonės numeris: 16871, Gamybos metai: 2020, veikimo valandos: 6 447 h, keliamoji galia: 2 000 kg, kėlimo aukštis: 800 mm, apkrovos centras: 1 200 mm, kuro tipas: elektrinis, stiebo tipas: simpleksas, statybinis aukštis: 1 400 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 1 150 mm, bendras svoris: 1 602 kg, 5077217 Serijos numeris: F21080X00057 Akumuliatoriaus duomenys: 24 V, 4PZM, 620 Ah, pagaminimo data: 2019 m. Iiedpfx Afeym Hx Es Hsf

Būklė: naudotas, mašinos/transporto priemonės numeris: 17041, Gamybos metai: 2019, veikimo valandos: 6 573 h, keliamoji galia: 1 200 kg, kėlimo aukštis: 780 mm, apkrovos centras: 600 mm, kuro tipas: elektrinis, stiebo tipas: simpleksas, statybinis aukštis: 1 400 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 1 200 mm, priekinės padangos dydis: , galinės padangos dydis: , bendras svoris: 1 447 kg, 5142572 Iiodpfx Ajy Hnhvjf Hef Serijos numeris: F21082V00190 Akumuliatoriaus duomenys: 24 V EPzS 620 Ah, pagaminimo data: 2025 m.

Būklė: naudotas, mašinos/transporto priemonės numeris: 17040, Gamybos metai: 2019, veikimo valandos: 5 801 h, keliamoji galia: 1 200 kg, kėlimo aukštis: 780 mm, kuro tipas: elektrinis, stiebo tipas: simpleksas, statybinis aukštis: 1 400 mm, akumuliatoriaus įtampa: 24 V, šakių ilgis: 1 200 mm, priekinės padangos dydis: , galinės padangos dydis: , bendras svoris: 1 486 kg, 5142571 Iijdpfx Aey Hnhpef Hjf Serijos numeris: F21082V00086 Akumuliatoriaus informacija: 24 V, 4PzS, 620 Ah, pagaminimo data: 2019 m.

Būklė: naudotas, mašinos/transporto priemonės numeris: 15789, Gamybos metai: 2010, veikimo valandos: 18 995 h, keliamoji galia: 2 500 kg, kėlimo aukštis: 200 mm, apkrovos centras: 1 200 mm, kuro tipas: elektrinis, stiebo tipas: kitas, akumuliatoriaus įtampa: 24 V, šakių ilgis: 2 400 mm, bendras svoris: 1 100 kg, 4669403 Ijdpfow R Az Rjx Af Hoif Serijos numeris: 90376401 Akumuliatoriaus techniniai duomenys: 24 V, 3PzS465 Ah.

Būklė: geras (naudotas), Profile bending machine, bending machine, pipe bending tool Iijdpfx Aogrzvgof Hsf - Transfer: as is, as inspected - Accessories: 1 damaged pressing tool: 3/4", see photos - Suitable for: pipe size 1/2" to 1 1/2" - Dimensions: 630/670/H440 mm - Weight: 36 kg

Būklė: geras (naudotas), Section bending machine, bending machine, flat bar bender, horizontal bending/straightening press Iisdpfx Afjh Tk Dao Hsf - Flat bar bender: hydraulic section bending machine - Base frame: on castors, table foldable on both sides - Modes of operation: manual and automatic - Accessories: see photos - Overall dimensions: 2155/1320/H1070 mm - Transport dimensions: 1320/840/H1245 mm - Weight: 404 kg

Gamybos metai: 2021, būklė: naudotas, Konvejeris, juostinis konvejeris, transportavimo juosta, juostinis transporteris, grandininis konvejeris, palečių konvejeris, palečių transporteris horizontaliam kartonavimo įrenginiui, pakavimo mašinai - Perdavimas: esamoje būklėje, kaip apžiūrėta - Valdymas/pavaros/dangtis: trūksta - Gamintojas: nomatech, horizontalus kartonatorius - Tipas: BOX 60H - Perdavimo/kaina: pilnas komplektas - Matmenys: 3100/1500/H1640 mm Iisdpox Nh Rvefx Af Hef - Svoris: 608 kg

Būklė: paruoštas naudoti (naudotas), Gamybos metai: 1997, - NAUDOTAS - 4 AŠIŲ HORIZONTALI APDIRBIMO CENTRAS SU PALEČIŲ KEITIKLIU X AŠIES EIGA: 1500 mm Y AŠIES EIGA: 1200 mm Z AŠIES EIGA: 1250 mm Iiedpfxjh Hfrne Af Hef VELENAS: 10-4000 aps/min; 40 kW; HSK-A 100 PALETĖ: NEPERTRAUKIAMA; 1000X1000 mm; 1-500 aps/min MAKS. LEIDŽIAMA APKROVA: 2000 kg ĮRANKIŲ MAGAZINAS: GRANDININIS TIPAS; 161 POZICIJA VALDYMO BLOKAS: SIEMENS 840 C BENDRI MATMENYS: 8500 x 4800 x 4800 mm PRIEDAI: DROŽLIŲ KONVEJERIS; POPIERINIS FILTRAS PASTABA: VISIŠKAI ATNAUJINTA STAKLĖS; HORIZONTALI IR VERTIKALI AUTOMATINĖ GALVA; PASUKAMAS STALAS

Gamybos metai: 2003, būklė: paruoštas naudoti (naudotas), Funkcionalumas: visiškai funkcionalus, Horizontalioji plovykla BENTELER tecLine 25/3 Iodpfox Ecv Ajx Af Heif Pagaminimo metai: 2003 Darbo plotis: 2500 mm Šepečiai: 3 poros (6 vnt.) Labai geros ir švarios būklės Parduodama tokios būklės, kokia yra Galima iš karto

Gamybos metai: 2007, būklė: labai geros būklės (naudotas), Funkcionalumas: visiškai funkcionalus, Horizontali plovykla TRIULZI SY 2600 6.3.6 Pagaminimo metai: 2007 Darbinis plotis: 2600 mm Mažiausias stiklo dydis: 180 x 250 mm Stiklo storis: 2 - 35 mm Darbo greitis: 2 - 8 m/min (valdomas inverteriu) Plovimo įrenginį sudaro: - Įėjimo konvejeris apie 1000 mm ilgio, - Išankstinis plovimas (kiekvienam plovimo ciklui), - 3 poros šepečių (6 vnt.), Iedpfxjx Ecwmo Af Hjif - 3 poros oro peilių (6 vnt.), - 3 nerūdijančio plieno vonios (2 su šildymu), - Išėjimo konvejeris apie 1400 mm ilgio. Bendras ilgis: apie 6900 mm Labai geros ir švarios būklės Parduodama kaip yra Galima iš karto

Būklė: beveik kaip naujas (naudotas), Gamybos metai: 2022, Funkcionalumas: visiškai funkcionalus, Horizontali stiklo plovimo linija BAVELLONI HW 2200 Pagaminimo metai: 2022 Darbinis plotis: 2200 mm Iisdpfxjytgi Dj Af Hof Šepečiai: 3 poros (6 vnt.) Būklė kaip nauja! Labai mažai naudota! Prieinama iš karto

Būklė: naudotas, mašinos/transporto priemonės numeris: 10164, Gamybos metai: 2006, veikimo valandos: 7 578 h, keliamoji galia: 2 000 kg, kėlimo aukštis: 200 mm, apkrovos centras: 600 mm, kuro tipas: elektrinis, stiebo tipas: kitas, statybinis aukštis: 1 000 mm, šakių ilgis: 2 400 mm, bendras svoris: 900 kg, 4827722 Iedpfxjw R Acho Af Heif Serijos numeris: 90217924

Būklė: labai geros būklės (naudotas), Gamybos metai: 1978, Grinding length: 500 mm Grinding width: 200 mm O F F E R We can offer you the following from stock, subject to prior sale and errors: JUNG Universal Horizontal Surface & Profile Grinding Machine Model: HF 50 RD Year of manufacture: 1978 _____ Max. grinding length: 500 mm Iiedpfxezbczrj Af Hsf Max. grinding width: 200 mm Table size: 600 x 200 mm Table speed: 1 – 20 m/min Working height under grinding wheel approx.: 350 mm Grinding wheel dimension: 225 x 25 x 51 mm Infinitely variable grinding wheel speed: 1,000 – 4,000 rpm Vertical feed: 0.001 – 0.01 mm/stroke Grinding spindle drive stepless, GS: 0.5 to 1.5 kW Total drive power approx.: 4 kW - 380 V – 50 Hz Weight approx.: 2,000 kg Accessories / Special features: • Thanks to the infinitely variable spindle speeds, this version is also suitable for grinding high-alloy tool steels. The grinding wheel diameter as well as the peripheral speed are set directly at the conversion cabinet. • Automatic grinding carriage feed for both surface and profile grinding operations, with • automatic feed cutoff via contact dial gauge • Automatic operation cycle – rough grinding, finish grinding, spark out – adjustable for all standard grinding processes with and without automatic feed, with continuous cross feed or with table reversal, plunge grinding and profile grinding without cross feed. • Rapid traverse for grinding head vertical adjustment, short-stroke function, fine cross feed • Digital readout for the Y-axis for precise positioning, especially for profile grinding. • Manual straight dresser mounted above the grinding wheel, separate radius dresser (DIAFORM dressing unit for profile dressing also available) • Built-in sine permanent magnetic chuck, 500 x 200 mm, tiltable • Separate wet grinding unit with coolant tank and belt filter • Approx. 3 flanges with and without grinding wheels, balancing scale, operating manuals Condition: Good to very good! Suitable for all grinding tasks! Please click here for a video of the machine: HF50RD/4 Availability: Ex stock, immediate delivery possible, FCA Metzingen Payment: strictly net – after receipt of invoice Always a large selection of grinding machines in stock – please submit your enquiry!

Būklė: naudotas, Gamybos metai: 2000, Grinding length 1600 mm Grinding width 600 mm Workpiece height 500 mm Total power requirement 50 kW Q U O T A T I O N We are pleased to offer you, subject to prior sale and errors, ex stock: B L O H M CNC-controlled precision surface grinding machine Model PLANOMAT 616 with SIEMENS 840 D control Year of manufacture 2000 Serial no. 14 67x _____ _____ Grinding area 1,600 x 600 mm (!) Table dimensions 2,000 x 600 mm Working height under grinding wheel approx. 150 – 500 mm Max. longitudinal table travel X 1,700 mm Max. vertical movement of upper carriage Y 550 mm Max. cross movement of upper carriage Z 560 mm Max. workpiece weight approx. 800 kg Table speed X-axis 30 – 30,000 mm/min Min. cross feed Z-axis 0 – 4,000 mm/stroke Vertical feed Y-axis 0.001 – 0.099 mm/stroke Y/Z axis feed rate 4 – 4,000 mm/min Grinding wheel Ø x width approx. 400 x 100 mm Infinitely variable grinding wheel speed via GS motor 300 – 1,250 rpm Spindle drive max. approx. 27.5 kW Total power requirement approx. 50 kW - 400 V – 50 Hz Total weight approx. 10,000 kg Accessories / special equipment: • SIEMENS CNC control 840 D with screen; SIEMENS components, WINDOWS interface Model MMC 103/PCU 50, operator guidance for direct entry of all grinding parameters, including roughing/finishing/spark-out cycles, slot grinding with (cross-) indexing device, automatic shut-off upon reaching grinding depth and return to home position, grinding wheel management, dressing programs/cycles, hand-held remote, etc. • All axes driven by ballscrews, DITTEL contact control • Infinitely variable grinding spindle speed via direct GS motor • Table-mounted diamond wheel dressing unit type PEA, electrically driven, with DITTEL gap control device, and separate straight dresser with diamond fleece and compensation; dressing cycles integrated in the control • Fitted magnetic chuck approx. 500 x 1,500 mm, make WAGNER, with demagnetising device • Attached electrical cabinet, separate flanges with wheels, separate oil mist extractor, complete work space enclosure with sliding door and glass insert Iodpet Hxcbofx Af Hjif • Large HOFMANN coolant system TECHNOPUR S 300 with cooling unit and grinding sludge conveyor, tank 1,600 l or 1,280 l, separate oil mist extraction, etc. Condition: Good to very good – soon ready for demonstration, extremely large and stable machine (!) Delivery: Ex stock – as inspected Payment: Strictly net – upon receipt of invoice We look forward to receiving your order. Further grinding machines of all types in stock. Please inquire.

Būklė: naudotas, Gamybos metai: 1981, Cutting diameter: 320 mm Saw band length: 4670 mm Cutting width: 580 mm Total power requirement: 7.4 kW Machine weight approx.: 3 t Cutting range, round max.: 100 - 320 mm Rectangular max.: 100/100 x 320/460 mm Cut-off lengths min/max.: 0 - 580 mm Throat depth (stand to saw band) max.: 690 mm Infinitely variable cutting speed: 16 - 160 m/min Saw band dimensions L x Ø approx.: 4,670 x 38 mm Remnant piece length automatic/single cut: 100/10 mm Saw blade drive approx.: 4.4 kW Total drive: 7.4 kW - 380 V - 50 Hz Weight approx.: 3,000 kg Accessories / Special equipment: - Infinitely variable speed control of the saw band motor via actuator and STÖBER gearbox, with cutting speed display on the control panel - Infinitely adjustable saw feed with display of the current cutting speed - Piece counter with preset quantity selection, selector switch for single or multiple cuts - Indicators for band tension and feed rate - Automatic, motorised material feed, controlled via position processor type PP 160, input of required lengths; supplied with roller conveyor approx. 1,500 mm (extendable to approx. 2,000 mm) and a more stable roller conveyor approx. 3,500 mm for outdoor use - Integrated chip conveyor with coolant system - Attached control cabinet Iijdpfst Hwrnsx Af Hef Condition: Good – ready for demonstration shortly Delivery: Ex stock – as inspected Payment: Net – upon receipt of invoice We look forward to your order. Further saws available from stock – please enquire.

Būklė: labai geros būklės (naudotas), Gamybos metai: 2007, Pjovimo skersmuo: 220 mm Bendras galios poreikis: 0,7 kW Apytikslis įrenginio svoris: 0,240 t Aprašymas bus pateiktas vėliau! Iodpfx Afoyw Ti To Hoif Įskaičiuota ritininė linija.

Būklė: naudotas, Gamybos metai: 1973, Spindle diameter: 130 mm X travel: 3000 mm Y travel: 2000 mm Total power requirement: 4.5 kW Machine weight approx.: 30 t Boring spindle diameter: 130 mm Spindle taper: SK 50 Working area: X – Column longitudinal: 3000 mm Y – Spindle head vertical: 2000 mm Z – Spindle stroke: 1000 mm Table plate (lower): 3300 x 2400 mm Load capacity per m²: 10 t/m² Built-up table approx.: xx,000 mm Min./Max. position of work spindle above table: 770 / 2770 mm Feed: 0.9 – 2000 mm/min Rapid traverse for spindle head and column: 5000 mm Quill feed: 0.5–1200 mm/min Speed range, partially infinitely variable: 4.5 – 1,250 rpm Machine weight: approx. 30,000 kg Accessories / Special equipment: Iedpfet Hwt Sex Af Heif - Heidenhain 3-axis digital readout, hardened guideways, ball screws - Infinitely variable spindle speeds and feeds, separately motor-driven feeds - Travelling operator platform, pendant control panel, hand-held remote, platform - Hydrostatic guideway in column traverse - Clamp plate 3,200 x 2,500 mm planed, with T-slots; add-on table approx. 1400 x 2600 x 900 mm high, one side face machined - Hydraulic clamping for column/carriage, motorized tool clamping - Extensive accessories, particularly tool holders with and without tools Separate chip extraction unit, clamping aids, 1 clamping angle plate and plates, and much more

Būklė: naudotas, Gamybos metai: 1985, Wheel diameter – max. 80 mm Wheel width 150 mm Module – max. 2.5 Module – min. Total power requirement 10 kW Machine weight approx. 2,400 kg Fully automatic hobbing machines for worm gear cutting Type A 33 / 1 Year of manufacture 1985 Serial No. 14.06/14.07/14.15 TECHNICAL DATA: Max. wheel diameter without parts magazine approx. 80 mm Max. wheel diameter with parts magazine approx. 50 mm Max. module 2 / 2.5 Axial cutting length approx. 150 mm Max. workpiece installation length approx. 200 mm Milling slide swivels up to 90 degrees Cutter – diameter 24 – 50/63 mm Max. radial travel of the milling slide 0–14/18 mm Max. milling cutter shift 25 mm Cutter speeds 212 – 2,000 rpm Axial feed rate stepless 0.05 – 4.0 mm/rot. Iiedpfx Ast Hw D Ref Hjf Radial feed rate stepless 0.2 – 200 mm/min. Milling spindle drive 3 kW Total drive approx. 10 kW – 50 Hz – 380 Volt Weight approx. 2,400 kg Accessories / Special equipment: Fully automatic operating cycle and minimal auxiliary times enabled by freely programmable SIEMENS programmable controller S5 for all machining steps, e.g. rapid traverse, feed, cutter on/off, for loading device, tailstock, possible shifting, etc. With piece counter, program numbering, and 30-position digital error display. Pneumatic workpiece loading and unloading device parallel to the workpiece axis for shaft-shaped workpieces approx. 140 mm in length x 8 mm Ø, with pneumatic double gripper for loading and unloading workpieces; raw parts are placed in exchange cassettes outside and then inserted into the loading unit. The double gripper places the parts between the workpiece spindle and tailstock; the tailstock quill pushes the parts into the main spindle collet and clamps them simultaneously. Finished parts are ejected from the main spindle and also returned to the (finished parts) cassette by the gripper. The entire process is electrically monitored and controlled. The complete loading device is enclosed with Plexiglas. Hydraulic workpiece clamping device with collets and hydraulic ejector Separate coolant system with magnetic separator * separate hydraulic unit * various change gears Condition: good – 3 machines available, currently 1 machine ready for demonstration and under power. Machine is set up for cutting worm shafts/armature shafts used in variable transmissions for automotive seat adjusters, window regulators, etc.

Būklė: labai geros būklės (naudotas), Gamybos metai: 1965, Šlifavimo ilgis: 600 mm Šlifavimo plotis: 250 mm Aprašymas bus pateiktas vėliau! Iiodpfxjxy S D Ee Af Hef

Būklė: naudotas, Honing diameter: 165 mm Stroke: 120 mm Center height: 100 mm Total power requirement: 1.5 kW Machine weight: approx. 1 t SUNNEN (USA) Horizontal Automatic Honing Machine Model: MBC 1804 G Year of manufacture: 1K1-90075 Honing range – Ø with measuring control: 1.5 – 51 mm with automatic stroke: 1.5 – 95 mm with manual stroke: 1.5 – 165 mm Max. workpiece length: approx. 400 mm Max. workpiece length with measuring control: 254 mm 12 spindle speeds: 200 – 2,500 rpm 5 stroke rates: 80 – 310 strokes/min Stroke length (automatic stroke): 6 – 120 mm Drive for honing spindle/stroke motor: 0.75 / 0.37 kW – 380 V – 50 Hz Total drive: approx. 1.5 kW – 380 V – 50 Hz Accessories / Special Features: • Automatic machining cycle with automatic mechanical stroking, automatic hydro-mechanical expansion of honing tools, and automatic shut-off when target diameter is reached. • Electromechanical measuring control opposite the tool spindle for receiving a measuring probe of the set diameter, which triggers the automatic shut-off. • Infinitely adjustable expansion pressure • Foot switch for manual operation • Built-in honing oil supply • Operating manuals. Unfortunately, no tool holders or other accessories are available. Condition: Very good condition! Suitable for all honing applications. A video of the machine will be available shortly – please click here soon. Delivery: ex stock, immediate availability, FCA Metzingen Payment: strictly net – payment upon receipt of invoice. Isdpjw U U Iqofx Af Heif

Būklė: naudotas, Gamybos metai: 1998, Grinding length: 800 mm Grinding width: 500 mm Workpiece height: 425 mm Total power requirement: 15 kW Machine weight approx. 4.5 t G E I B E L & H O T Z CNC Cycle-Controlled Precision Surface Grinding Machine Model: FS 850 GT SL Year of manufacture: 1998 # 101258 _____ Max. grinding length (table longitudinal movement 900 mm): 800 mm Max. grinding width (cross movement 500 mm): 500 mm Max. grinding height under wheel approx.: 425 mm Standard magnetic chuck size: 800 x 500 mm Max. table load: 1,100 kg Table speed: 2 – 28 m/min Intermittent cross movement: 3 – 60 mm/stroke Rapid traverse cross & vertical movement: 4,000 mm/min Iedpfxjt Hxame Af Hjif Grinding wheel size: 400 x 100 x 127 mm Grinding spindle drive approx.: 9 kW Total power approx.: 22 kW - 400 V – 50 Hz Weight approx.: 4,500 kg Accessories / Special Features: • Easy-to-program GEIBEL&HOTZ grinding cycle control • Type SL with standard grinding programs such as flat and multi-flat grinding with roughing – finishing – sparkout – return, plunge grinding, dressing cycle with compensation, stop at loading station; all inputs/parameters via operator touchscreen and function keys • Electronic handwheel for 3 axes • Control based on SIEMENS electronic components including SIEMENS OP 25 • Table movement is via rolling ring thread drive, allowing both very high and very low table speeds with constant torque and high efficiency • Cross and vertical movements by precision ball screw drive • Diamond dresser on the left side of the table beside the magnetic plate with automatic dressing cycle, compensation, pull-back and edge rounding on grinding wheels possible • MPM balancing system for the grinding wheel • Built-in permanent electromagnetic chuck approx. 800 x 500 mm, fine-pole • Wet grinding equipment with separately standing belt filter coolant filter • Full enclosure with electrically monitored sliding doors • Freestanding control cabinet, work light, various accessories, operating manuals Condition: Good to very good condition! Suitable for large-area stock removal due to wide grinding wheel! A video of the machine will be available here soon. Delivery: Ex stock, immediate availability, FCA Metzingen Payment: Net - upon receipt of invoice