Used Narran Rod 500 for sale (18,550)

Condition: good (used), Year of construction: 2011, spindle diameter: 40 mm, number of spindles: 7, Weinig Unimat 500 Year of manufacture: 2011 Knedpfezzv Abox Ahgeb Planing width: 230 mm Planing height: 120 mm Spindle diameter: 40 mm Infeed table: 2,000 mm Number of rollers in the table: 2, driven with 150 mm width Feed rate: 5 - 30 m/min Feed motor: 5 kW Memory function: 3 sets of radially CNC-controlled adjustments for spindles 3, 5, and 6 Spindle arrangement: Bottom: 7.5 kW Right: Left: 7.5 kW Right: 5.5 kW Top: 7.5 kW Top: 7.5 kW Bottom: 11 kW

Condition: good (used), Year of construction: 2017, Max. turning diameter 366 mm Max. turning length 510 mm Bar capacity Ø 65 mm Travel ranges X / Y / Z 260 / 100 / 590 mm Main spindle 5,000 rpm Counter spindle 6,000 rpm Driven tools 10,000 rpm · 29 Nm Turret 12 stations, BMT Controlled axes X, Y, Z, C, B Knedszy U Nwjpfx Ahgjb Machine weight 5,500 kg Connection current max. 115 A - Y-axis milling off-center, complete machining in a single setup - Counter spindle with synchronized transfer – machining the back side without re-clamping - Built-in motor turret (BMT) drive in the turret, stiffer and more thermally stable than VDI systems - Tool measuring probe for both spindles - Bar loader LNS Quick Load Servo 65 for bars up to Ø 65 mm, unmanned series production - Parts catcher and parts conveyor for gentle parts removal - Chip conveyor, high-pressure coolant supply - CELOS with ERGOline 21″ touch control panel Machine running time approx. 14,100 hours Program running time approx. 9,900 hours Machine price excluding shown accessories (extensive accessories can be purchased separately) Errors and prior sale excepted. The machine can be inspected under power with short notice.

Condition: ready for operation (used), Siemens 1FT5044-1AF71-3EB0 AC-VSA-Motor + Heidenhain ROD 426 2500 03S12-03 Encoder Id. 376 846-E8 SN:27752438B ,used, normal signs of wear, 100% functional, scope of delivery as per photos Knedpfx Ahsvbnlxogeb

Condition: as good as new (ex-display), Year of construction: 2025, operating hours: 3 h, functionality: fully functional, type of input current: three-phase, total height: 1,420 mm, total width: 560 mm, total length: 1,100 mm, input voltage: 400 V, ground cable length: 4,000 mm, overall weight: 100 kg, warranty duration: 12 months, type of cooling: water, hose package length: 4,000 mm, electrical fuse: 32 A, DGUV certified until: 08/2027, welding power (max.): 19 kVA, open-circuit voltage: 61 V, welding current at 60% duty cycle: 470 A, welding current at 100% duty cycle: 420 A, space requirement height: 1,770 mm, space requirement width: 600 mm, space requirement length: 1,250 mm, input current: 30 A, protection type (IP code): IP23, welding current (min.): 3 A, welding current (max.): 500 A, input frequency: 50 Hz, Equipment: documentation/manual, type plate available, We are offering this Böhler Welding TERRA NX 500 PME Rockstar welding machine, a showroom model from 2025, for sale. The package includes a wire feeder, a 1.5m intermediate hose set, a 4m UP/Down welding torch, and a ground cable. Kodpfx Aszvmi Iehgenb If you have any questions or require further information, please feel free to send us a message or call us.

Condition: good (used), Year of construction: 2006, operating hours: 37,000 h, functionality: fully functional, number of slots in tool magazine: 60, Equipment: documentation/manual, 5-axis machining center MAZAK VARIAXIS I 500 with pallet changer Year: 2006 Numerical control: Mazatrol Matrix Controlled axes: 5 continuous axes X-axis travel: 510 mm Y-axis travel: 510 mm Z-axis travel: 460 mm A-axis: -120° / +30° C-axis: 360° Table size: 500 x 400 mm x 2 Maximum load on the table: 300 kg Knedpfx Ahjzz R Acegjb Distance from spindle nose to horizontal table: 190 - 650 mm Distance from spindle nose to vertical table: 140 - 600 mm Maximum spindle speed: 12,000 rpm Spindle power: 22 kW Tool magazine capacity (automatic tool changer): 60 Chip conveyor

Condition: used, ROD 426 500 02S12-76 Identification No. 318 591-01 Serial No. 8 194 998 A with cable and plug As new Kjdezrxqvjpfx Ahgjnb

Condition: used, functionality: fully functional, machine/vehicle number: G7000034, Year of construction: 2021, operating hours: 12,000 h, The printers were purchased in July 2021, original price: €87,500. Regular maintenance was carried out by Stratasys. Reports are available. The printers are in top condition and fully functional. All print heads are present and in good condition. The printers are ready for collection. Kedpfx Aezd Rtaohgonb

Condition: excellent (used), Year of construction: 2006, functionality: fully functional, overall weight: 1,900 kg, Emmegi Twin Electra 500 double miter saw with 3 CNC-controlled axes Cutting length 5000 mm – longer cuts are also possible in automatic mode, with automatic repositioning of the saw up to 10000 mm. Refurbished/like-new double miter saw with saw blades D=500 mm. The machine can be motor-driven to swing from 135 to 22.5 degrees and has an indexing device. Knedpfxsz Adyds Ahgob Software options for short cuts, macros, oversized cuts, miters, and indexing cuts are also available for this machine. Data transfer is possible (Orgadate; Schücal... etc.). Accessories: Traveling roller conveyor, tensioners on the roller conveyor, tensioners from above and from the front, automatically extending profile support between the heads.

Condition: ready for operation (used), Year of construction: 2013, functionality: fully functional, travel distance X-axis: 900 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 900 mm, controller manufacturer: Siemens, controller model: 840D Solutionline, spindle speed (max.): 10,000 rpm, coolant supply: 70 bar, spindle nose: HSK63, number of spindles: 1, number of slots in tool magazine: 60, Equipment: chip conveyor, documentation/manual, Hüller Hille NBH500 Condition: Functionally refurbished by the professionals at GSN Maschinen-Anlagen-Service GmbH (Pallet changer, guideways and ball screw drive, measuring system) Spare parts, repairs, modifications, retrofits, relocation, commissioning, and much more – all from a single source. Technical data and highlights: Pallet size: 500x500mm (Additional pallets available) Year of manufacture: 2013 Tool interface: HSK63 Kjdpfjzzqwgox Ahgsnb Control system: Siemens 840D Solutionline Main axes: X/Y/Z/B Spindle type: Motor spindle Spindle speed: 10,000 rpm Tool magazine: 60-position chain magazine Axis travels (X/Y/Z): 900/800/900mm Coolant: 600l coolant tank incl. chip conveyor Rotary table (B): NC type, 0.001mm Options: Renishaw measuring probe, work area extraction, internal coolant supply 60 bar, 6-position hydraulic clamping system on the setup station.

Condition: used, For enquiries regarding the attachment, Mr. Herden will be happy to assist you (by phone at ...). HS Schoch Root Rake / MS08 / 1,500 mm / HARDOX / available immediately / NEW Price: €3,490.00 net / €4,153.10 gross - Cutting width (mm): 1,500 - Own weight (kg): 265 kg - Carrier machine operating weight (t): 7 – 9.5 - Number of tines: 5 - Tine thickness (mm): 25 MS08 mount included. The root rake is manufactured entirely from HARDOX. Tooth system: ESCO V17VY. Kodpfxeyhynas Ahgjnb We have a very large selection of various brush & root rakes in our warehouse, all available for immediate delivery! Mr. Herden (phone ...) will be happy to assist you. On request, we are pleased to provide you with a financing offer. We are an official Westtech sales and service partner. We are an official Magni telehandler sales and service partner. We are an official Gierking GMT sales and service partner. We are an official OilQuick sales and service partner. We are an official Weber MT sales and service partner. We are an official Holp sales and service partner. We are an official DMS sales and service partner. We are an official Seppi M. sales and service partner. We are an official JCB construction machinery sales and service partner. We are an official Mercedes-Benz sales and service partner. We are an official Iveco sales and service partner. In addition, with 800 used vehicles, we are one of the largest commercial vehicle dealers in Germany. We supply the complete HS Schoch product range! Errors and prior sale excepted! = Further Information = New: Yes Intended use: Construction Unladen weight: 265 kg Contact Marius Herden for further information.

Condition: good (used), Renz Punch SU 500 Perforator This machine is in very good condition. The set includes a base for the machine. Electric drive, foot pedal control. The set includes a 3:1 round hole perforation tool with a cutout for the hanger. Manufacturer’s description: Perforating machine with a working width of up to 500 mm Designed for continuous operation and heavy loads Function cycle activated by a foot pedal Knedpfxezt H Rts Ahgsb Perforation of up to 40 sheets (4 mm) in a single cycle Quick and easy replacement of perforating strips Available with or without a cutout for the hanger Power supply: 3-phase, 380V. Weight: 170 kg.

Condition: excellent (used), Year of construction: 2025, functionality: fully functional, travel distance X-axis: 712 mm, travel distance Y-axis: 540 mm, travel distance Z-axis: 515 mm, rapid traverse X-axis: 36 m/min, rapid traverse Y-axis: 36 m/min, rapid traverse Z-axis: 36 m/min, controller manufacturer: Siemens und Heidenhain, workpiece height (max.): 400 mm, workpiece diameter (max.): 540 mm, workpiece weight (max.): 200 kg, total height: 3,360 mm, total length: 4,040 mm, total width: 2,770 mm, table load: 200 kg, rotary table diameter: 410 mm, spindle speed (max.): 12,000 rpm, coolant supply: 20 bar, number of spindles: 1, number of slots in tool magazine: 60, tool length: 280 mm, tool diameter: 76 mm, tool weight: 7,000 g, Equipment: chip conveyor, documentation/manual, Machine available with Siemens 828D Technical data 5-SIDE MACHINING • B/C-axis encoder • B-axis +30° to -120° • C-axis 360° • Media preparation table TOOL MAGAZINE CAPACITY • 60-position magazine (chain) • Tool diameter 76 mm • Tool length 280 mm • Tool weight 7 kg LARGE MACHINING AREA • Travel X: 712 Y: 540 Z: 515 • Swivel diameter 540 mm • Workpiece weight 200 kg • Workpiece size ⌀540 mm x 400 mm USER-FRIENDLY DESIGN • Large work area doors • Short distance to the spindle • Good access to the machining area and tool magazine EQUIPMENT • CNC control Siemens 828D (15") or Heidenhain TNC 640 Kedpfozlhvhsx Ahgjnb • MPG handwheel • 60-position tool magazine • 12,000 min⁻¹ (taper #40), coupling • Spindle cooler • Air blow-through through the spindle • 20 bar coolant supply • CAN filter for chip flushing/ring cooling • Automatic central lubrication system • Media preparation table (6 connections) • Glass scales X, Y and Z axis • Chip conveyor • Direct path measuring system C/B axis • Deublin rotary union • CE specification

Condition: good (used), Year of construction: 2005, functionality: fully functional, Clamping force: 4,900 kN Operating pressure: 206 bar Heating plate dimensions: 700 x 700 mm Piston diameter: 558.8 mm Stroke: 250 mm Daylight opening: 300 mm Max. weight of the heating plates: 560 kg Oil tank: 1,100 L Rated power: 82 kW Heating power: 56 kW Vacuum motor power: 4.0 kW Light curtain, distance to the tool area: 810 mm Knedpfxsz Dihao Ahgjb Stroke of the vacuum cover: 200 mm Machine dimensions: 3,975 x 2,935 x 2,555 mm Equipped with an overhead crane (monorail) with three chain hoists Manufacturer: STAHL Year of manufacture: 2011 Lifting capacity: 3 x 400 kg Length of the overhead crane: approx. 3,500 mm Mobile carriage Lifting capacity: 400 kg Lifting height: 3,000 mm Lifting speed, main lift: 4 m/min Lifting speed, fine lift: 1 m/min The vulcanizing press from the manufacturer PAN STONE was used by a renowned German company in the sealing technology sector. This company is known for its high quality and innovation in sealing production. It has always been professionally maintained and is in good condition.

Condition: used, functionality: fully functional, machine/vehicle number: 570150, Year of construction: 2015, operating hours: 10,018 h, Stratasys Objet Connex 500 3D Printer (Purchased April 2015) A complete set of instruction manuals and safety data sheets for printing and cleaning materials is included. Kodpfx Ahey S Rp Hogsnb Spare Components: 2 x polyjet print head spares (new) 2 x thermistors (bagged) 1 x new bulb 1 x used bulb (left) – 3610 hours of use 1 x used bulb (right) – 4539 hours of use 2 x Assy Wiper Leaf (used) 2 x Roller Bath Blades Kit, Filter & Accessories – several items bagged together 1 x Eden MCB – in good condition 4 x Support Cleaning Fluid (1 x OBJ-03216, 3 x OBJ-03214, all expire in February 2026) The unit was decommissioned by the authorized service contract team in July 2023 and no longer has a current service contract.

Condition: defective spare-parts repository (used), functionality: not functional, machine/vehicle number: 2117506, Year of construction: 2021, input voltage: 230 V, input frequency: 60 Hz, Device data: Model: VSHAPER 500 PRO (VS-50-PRO) Version: G2.0 Year of manufacture: 2021 Serial number: 2117506 Origin: Made in EU Connection voltage: 230 V ~ 50/60 Hz Condition: Defective - cause of fault unknown Technical highlights: Dual extrusion with 4 print heads (LT + HT) for a wide range of materials High-temperature capable up to 420 °C - suitable for technical plastics Wide print head compatibility: V-JET, V-PREC-SINGLE, V-PREC-S-MED series Original purchase value (2021): approx. €41,041.00 net Other: Ksdpszzcg Hjfx Ahgsnb The device was acquired and put into operation as a demonstration machine in September 2021. The originally included 1-year manufacturer's warranty (V-SERVICE SILVER) has expired.

Condition: good (used), Renz Punch 500 perforator The device is in very good condition. New model with regulation Electric drive, foot pedal control. The set includes a 3:1 perforation tool, a 4x4mm hole + a cutout for the pendant. Manufacturer’s description: Perforation device with a working width of up to 500 mm The device is designed for continuous operation and high loads The work cycle is activated by a foot pedal Perforation of up to 40 sheets (4 mm) in one cycle Quick and easy replacement of perforating strips Possibility of using strips with/without a recess for the hanger Possibility of using QSA strips (quick format change by turning off selected needles without having to remove the strip) Possibility of using two-part strips – one tool allows perforation of both books without a recess for a hanger and calendars with a recess for a hanger (in this case, perforation without a recess for a hanger up to 465 mm) Device with 3-phase power supply Knjdpfxjzt H Rgj Ahgob Weight 120kg

Condition: excellent (used), Year of construction: 2017, operating hours: 150,050 h, functionality: fully functional, controller manufacturer: Heidenhain, controller model: iTNC530, rotary table diameter: 500 mm, overall weight: 13,000 kg, spindle speed (max.): 14,000 rpm, operating hours of spindle: 6,950 h, coolant supply: 20 bar, spindle nose: HSK 63, number of slots in tool magazine: 60, Equipment: chip conveyor, oil mist separator, rotational speed infinitely variable, • Condition: Excellent condition • Operating hours: 6,950 • KESSLER rotary table, Ø 500 mm • Tool magazine: 60 stations, HSK-A63 Knjdpfxex Hg Ibe Ahgjb • Internal coolant supply: 20 bar, with band filter system • Coolant system: Automatic coolant level monitoring • Air through spindle • Tool measurement: BLUM laser tool measuring system • Workpiece measurement: Infrared workpiece probing (3D touch probe system), incl. workpiece measurement preparation • Collision monitoring: POS DCM module • Media feed: 3-channel media feed in the center of the table • Viewing: Rotary inspection window • Handwheel Please send us an inquiry directly via our website if you are interested in the machine. Due to technical reasons, direct inquiries for a quotation via third-party platforms are difficult and may be delayed.

Condition: ready for operation (used), Bosch SD-B4.180.020 servomotor SN: 563000785 with built-in ROD 426.029B-2500 / 281 464 08 - Z-No.: 1 909 713 SN: 5500204, used, in good condition, 100% functional, scope of delivery as shown in the photos. Knodpfx Aoy Nn Nfehgsb

Condition: used, Year of construction: 2015, Cutting and machining center, FTB 100 A2 2S3 NFZ Feed direction from right to left Windows 10 min. cutting length (PVC only): 296 mm min. part length (PVC with steel): 300 mm max. part length (PVC with steel): 4,000 mm max. profile depth: 130 mm max. profile height: 130 mm Automatic feeder magazine for manual loading, for 12 profiles with a min. length of 600 mm and a max. length of 6,500 mm: 8 axes - CNC - machining station A2 - 3 CNC axes X, Y, Z - one 2-way spindle each, 0.75 kW 2 S 3 – Sawing station - 1x stepless swivel range of the saw from 45° - 135° - Saw motor 2.2 kW + 3,000 rpm - Saw blade Ø 550 mm - 1x saw 45° - Saw motor 2.2 kW + 3,000 rpm - Saw blade Ø 550 mm CNC - 3 axes – Milling station for end machining of profiles: - with automatic tool changer for 16 tools Cross conveyor with buffer function CNC - 3 axes – Milling station for end machining of profiles: - with automatic tool changer for 16 tools TFT screen for steel length display - 12" TFT screen for displaying the steel lengths for manual steel insertion and insertion depth. Label thermal printer PF4i with LAN - with network connection for manual application of labels Laser e-SolarMark 30W - CO2 laser, 30 W power - 230V 50Hz / 115V 60Hz, 1PH, 700W ASE 100 S steel cutting and insertion - with feeder magazine with 12 slots Control panel steel profile loading ASE 100 - 15-inch TFT display touchscreen Double screw unit from above and below - automatic distance adjustment between the two screw units, motorized, screw spacing: min 155 mm / max. 500 mm Knsdpfxezm Hr Ro Ahgsb Double dowel hole drilling station Ø 6mm and Ø 10 mm - with automatic adjustment to different profile types with 8 lateral positioning points 3-axis - CNC - machining station S, type L - one 3-axis tool carrier (twin module) for up to 18 machining units, equipped on both sides One locking component insertion station for a standard locking component for frame profiles - with vibrating hopper, bunker and locking component singulation - positioning for attaching the locking components Locking component insertion station via bar magazine - One locking component insertion station for a locking component for frame profiles and mullions/transoms, on one side. 2x screw unit for locking component inserter - automatic single screw unit for locking component insertion stations, positionable in the y-axis Cross conveyor magazine - for transporting the profiles for stacking Stacking and sorting unit, 3 axes - one stacking and sorting unit in a 3-axis design Carriage change station - one carriage change station for positioning two carrier carriages in the profile stacking position. Plant capacity: approx. 270 frame units in 7.5 hours with 85% availability approx. 130 mullions, posts, uprights with the following machining operations: Frame approx. 1200 x 1200 mm: 4 x cutting 2 drainage slots, rebate bottom 2 drainage slots outside/bottom 2 ventilation slots, rebate top Screws 4x/part 6-8 x standard locking component insertion for window 8 x sealing groove milling 2-3 x dowel holes vertical bars for window

Condition: excellent (used), Year of construction: 2014, Arburg 320C 500-170 e² / Hybrid Machine Year of manufacture: 2014 Injection Unit: Screw diameter: 30 mm Shot weight: 77 g Injection pressure: 2000 bar Dosing volume: 85 ccm Clamping Unit: Clamping force: 50 t Tie bar distance: 320x320 mm Platen size: 446x446 mm Ejector: hydraulic Knodpozy Ifrefx Ahgob Clamping unit: hydraulic Control system: SELOGICA - Touchscreen Additional equipment: Hybrid machine: energy-saving and very quiet Operating hours: 48,000 h in automatic mode Air valve x 2 Core pull control Controller with 8 hot runner zones Injection unit hardened - bimetallic Main motor of the machine: servo motor with inverter – energy-saving Proportional valve on the injection unit – for precise injection Dimensions: Weight: 2210 kg Length/Width/Height: 3.41x1.43x1.99 m All machines offered are started up by our service technicians prior to sale. It is possible to receive a video of the technical tests for the selected machine or to participate in live technical tests at our company in Łódź. Price: On request

Condition: excellent (used), Year of construction: 2012, CNC cutting center fully automatic CAT500 Maszyna sprawna i gotowa do pracy średnica tarczy: 500 mm kąty cięcia w zakresie: -45°/90°/+45° Ksdpfozzp I Djx Ahgsnb pulpit operatorski z Windows kierunek pracy z lewej na prawą odciąg wiór

Condition: repair required (used), Year of construction: 1997, functionality: fully functional, power: 18 kW (24.47 HP), type of cooling: air, manufacturer: BECKER Knsdpfxovmhqrs Ahgjb Type: rotary vane vacuum pump Model: DTLF 500 Year of construction: 1997 Order number: 1475879 NOTE: rotor blades need to be replaced. electric motor ELEKTRO ADDA Speed: 980 min-1 Rated power: 18.5 kW Input power: 500 m3/h Rated pressure: 800 mbar Rated vacuum: 0 mbar Attachment: FC200LT/6 Manufacturer: ELECTRO ADDA Type: MotoR Motor voltage [V]: 380/690v Current [A]: 38.5 Motor voltage [V]: 380-690 Rated speed [rpm]: 970/1170 Weight: ca350kg

Condition: ready for operation (used), Year of construction: 2010, functionality: fully functional, machine/vehicle number: 114550, working width: 230 mm, planing height: 120 mm, number of spindles: 6, Planer and moulder Weinig Powermat 500 for four-sided planing and profiling of solid wood. The machine is equipped with CNC control and the proven PowerLock quick-change system, and also features a mechanized return system for the planed parts, making it ideal for efficient production. Machine Equipment 6 spindles 1st spindle: 7.5 kW, 8,000 rpm 2nd spindle: 7.5 kW, 8,000 rpm, PowerLock 3rd spindle: 7.5 kW, 8,000 rpm, PowerLock 4th spindle: 7.5 kW, 8,000 rpm, PowerLock 5th spindle: 7.5 kW, 8,000 rpm, PowerLock 6th spindle: 7.5 kW, 8,000 rpm, PowerLock Working width: 20 – 230 mm Working height: 8 – 120 mm Worktable: 2.5 m (including straightening fence) Top pressure rollers, spring-loaded Knsdpfsx Sxfvox Ahgsb Lateral pressure, pneumatic Frequency-controlled feed with brake, feed speed: 5 – 30 m/min Reduced feed roller distance between pendulum holders (400 mm) Additional feed rollers and shortened roller spacing Durofer steel roller, self-cleaning Infeed roller in front of the 1st bottom tool, pneumatic Siemens/Powercom control The machine is in a very good, well-maintained condition, has been professionally operated and regularly serviced, and will remain in operation until 17.12.2026. Inspection of the running machine is possible anytime by appointment. The price includes the tools for all 6 spindles. Dismantling and loading will be invoiced separately to the buyer. The technical description and the machine layout can be found in the documents.

Condition: excellent (used), Year of construction: 2012, Technical data: Maximum turning height: 250 mm Turning diameter over bed: 500 mm Turning diameter over support: 300 mm Distance between centers: 1500 mm Kodpfx Aey U Ni Dshgenb Revolutions: 25 – 2000 RPM Spindle bore: 75 mm Digital position display: ACU-RITE Motor power: 11 kW CE marking Dimensions (length x width x height): approx. 3100 x 1450 x 1600 mm Weight: approx. 3 tons Accessories: 3 quick-change tool holders 3-jaw chuck 250 mm 4-jaw chuck 400 mm Rapid traverse Various tools The seller is not liable for typing or data transmission errors. The machine's appearance, technology, and wear correspond to its age; used machines are sold without any warranty.

Condition: ready for operation (used), Year of construction: 2019, machine/vehicle number: 0-201-08-5142, functionality: fully functional, operating hours: 17,952 h, number of slots in tool magazine: 24, working width: 1,600 mm, spindle motor power: 15 W, number of spindles: 2, working length: 4,760 mm, Machining center with automatic material handling (serial number: 0-205-08-1424) TECHNICAL DETAILS Travel range X-axis: approx. 4,760 mm Travel range Y-axis: approx. 1,600 mm Main spindles: 2 Power of main spindles: 15 kW each Tool interface: HSK F63 Number of drilling heads: 2 Tool changer: 2 × 12-position MACHINE DETAILS Control system: PC85 / woodWOP Operating hours CNC: 17,952 h EQUIPMENT Automatic AP console tables Chip and scrap disposal Safety enclosure Kodpszx Anfefx Ahgonb Associated HOMAG handling and return conveyor system Portal handling Vacuum crossbeam Conveying technology C-axes FLEX-5 preparation Automatically positionable vacuum clamps Liquid ring vacuum pumps