Innovative Blown Film - Plastics Extrusion Machinery
InnovativeBlown Filmextrusion lines
Costruzioni Meccaniche Luigi Bandera S.p.A.is a worldwide leader in the designand manufacture of complete extrusion linesfor packaging and converting.Bandera history1943the first extruder was manufacturedin Luigi Bandera’s first workshop1947Costruzioni Meccaniche Luigi Banderaofficially started operating1950Bandera was convertedinto a joint stock company1960/701980/90nowbetween 1960 and 1970company businessexpanded to an industrial scalethrough the 1980s and 1990sthe company became an acknowledgedleader among the extrusion equipmentmanufacturersBandera, currently managed by Franco andPiero, the founder’s sons,has recently focused its product rangeon two main technologies: Blown Film extrusion technologyfor packaging/converting/agrifilm2 Flat Die extrusion technology forthe production of rigid thin filmsand thick sheets
The way we areHonesty, directness and respect are the main ingredients ofour everyday life. Our founder, Luigi Bandera, used to say thatthe essential asset held by his company is the people andtheir value.This powerful thought drives us in our daily approach tobusiness and innovation.Our mission,Extruding Future Plastics Now Bandera’s mission is to establish itself as the most importantextrusion centre in Europe and to strengthen its role as a mainglobal player.Bandera’s pioneering approach in manufacturing productionlines for plastic materials in the Blown Film and Rigid Film andSheet sectors, featuring state-of-the-art technology, will makeit the forerunner of future extrusion.Top numbersWe listen,don’t just hearWe watch,don’t just seeWe create,don’t justmakeOur numbers sum up concisely the real meaning of our longterm expertise, our know-how and innovative approach.We are an international company but remain firmly rootedin the Made in Italy tradition. We develop and manufactureunique, customised solutions, to meet specific customerrequirements, supporting them from engineering up toinstallation and after-sales services.25 500days of experiencein extrusion35 00015 500active clientsworldwideextruders installedrunning worldwideIn-house designand manufacturing33
Innovationis a stateof mindExtrusion IntelligenceThe concept of Extrusion Intelligence is the essence ofBandera’s continuous innovative ideas in extrusion technology. As a globally recognised brand, Bandera is a synonym fortechnological innovation in extrusion, supplies reliable andcost-efficient solutions and equipment, as well as engineeringservices, know-how and turnkey installations.Bandera is capable of gathering its expertise, ideas andinnovation from many sources, in order to compete in anenvironment of increasingly complex technology, to find thebest solution for each application.The House of ExtrusionBandera created the most innovative European extrusioncentre for packaging and converting.The House of Extrusion is a sign of Bandera’s vision. Jointlywith customers, industry, academia and research centres,Bandera opens the doors the creation of new solutions toanticipate market demand. New special flatteningdevice to improve film planarity4
Bandera Blown Filmlines production rangeBandera Blown Film extrusion range includes: SmartFlex Blown Film lines (1, 3 and 5 layers),characterized by a competitive investment level,maximized flexibility for different applicationsrecipes, power consumption reduction, functionaland compact layout featuring frames modularity TechnoFlex Blown Film lines for the productionof multi-layer film (3 and 5 layers) with topperformances BarrierFlex Blown Film lines for the productionof barrier and high-barrier film with symmetrical andasymmetrical film structures (7, 9 and 11 layers) Bandera is aworldwide leaderthe design andmanufacture oftop performanceBlown Film lines HDBFlex Blown Film lines for the production of FFSindustrial bags AgriFutureFilm Blown Film lines for the productionof agricultural film GeoFutureFilm Blown Film lines for the productionof geomembrane Bandera innovative know-how and technologies arealso applied to cutting edge thermoplastic processfor the production of shoppers and bags of differentshapes and sizes, as well as shrink film, pallet wrappingand stretch-hood.5
SmartFlex series pursues: qualityflexibilityreliabilitylow power consumptionlow environmental impact
Blown Film lines, characterized by a competitive investment level, maximized flexibilityfor different applications/recipes, powerconsumption reduction, functional andcompact layout featuring frames modularityThe achieved cost savings comes from series production,all general costs are split into a large number of lines thusgenerating an economy of scale at procurement stage.The SmartFlex series can be configured either in 1, 3 or 5layers and comprises different versions: SmartFlex Plus: higher winding quality, given by axial drivenmandrel allowing combined winding mode SmartFlex HP: higher output, given by increased extruderssizing SmartFlex HP Plus: combining the two above mentionedfeatures SmartFlex HDB: to combine SmartFlex standard productswith the production of HDB/FFS films SmartFlex width range goes from 1200 up to 2600 mm net. MAIN ADVANTAGES Excellent mid- and long-term yield Excellent cost effectiveness User-friendly line management Made in Italy - Made in Bandera Best performances in processing biodegradable andcompostable materialsSMARTFLEX SERIES POSSIBLE APPLICATIONS Packaging film (food and non-food film) Thermo-shrink film Lamination film Stretch-hood film Converting film 7
Blown Film lines for the production of topperformancehigh-techmulti-layerfilm(3 and 5 layers)Undoubtedly, film co-extrusion represents the mostconsolidated technology for the production of advancedmultipurpose packaging solutions.The standard configuration comprises a central high-capacityextruder, arranged with two smaller ones intended for the outerlayers.TechnoFlex lines are fully accessorized getting topquality high-tech film through upgraded components.Among them it is worth mentioning the top range winderESR-9000 series, which allows 3 winding methods: contact,axial and gap.Pushing on strong customization, Bandera extrusion lines arecharacterized by production need orientation, top versatilityand safety, combined with minimized power consumption. Particularly, the 5-layer configuration is perfect for customerslooking for high production flexibility to process PE film withvery high production (TechnoFlex PO5), allowing them toproduce technical film with outstanding top quality mechanicalproperties. Examples of typical 5 layers formulations8Examplesof possibleapplicationsPO5 versionFLEX version5 LAYERS5 LAYERSPEPEFUNCTIONAL LAYERTIEPEPA/EVOHFUNCTIONAL LAYERTIEPEPE
The TechnoFlex seriesproduction rangeis wide and comprises,among others: film used in topperforming convertingand printing lines film with specificcharacteristic intendedfor industrial applications
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Blown Film lines for the production of barrierand high-barrier film with symmetrical andasymmetrical structures (7, 9 and 11 layers)Co-extrusion lines of this series are intended for customersmanufacturing top class high-barrier technical film forfood, medical, pharmaceutical and several mechanical(e.g. automotive) applications.The films produced with BarrierFlex have a double and triplebarrier, respectively, with an EVOH central layer combinedwith PA layers, thus offering a high performing barrier againstgases and water vapour.Besides, Bandera offers extrusion lines capable of ensuringminimized curling effect in case of asymmetric film structures. Examples of typical formulations7 LAYERS9 LAYERS11 OHPETIEPAPETIEPEPEPEPEExamplesof possibleapplications11
Initial focusing on offering extrusion linespursuing excellent mechanical characteristics,weldability, processability and printability,today the market trends require minimizedfilm thickness aimed at maximizing productcapacity up to 450 kg/h (based on HDB size)Bandera has taken on this new challenge finding out specificsolutions to meet its customers’ individual needs, thusconfirming - once again - its outstandingly strong customersatisfaction orientation.Specifically, innovative solutions have been applied in everyand each extrusion line section.HDBFLEX MAIN FEATURES Triple-flow cooling ring, which offers a strongly enhancedproduction capacity when combined with Bandera designextrusion heads Specific haul-off units with cutting-edge film cooling systemfor a better creaseless film surface - a solution setting thepace in innovation in HDB film field Integrated thickness control Fully-automated winding station, either by contact or byaxial winding12Examplesof possibleapplications
Bandera providesknow-howand innovativetechnologiesapplied to the processing ofcutting edge thermoplasticmaterials for the productionof industrial bags (HDB/FFS)
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Bandera is a worldwide leader in the productionof complete multilayer Blown Film lines dedicatedto agricultural filmNowadays, 5 and 7 layers co-extrusion lines are preferredas they satisfy the current requirements for agrifilm.The multi-layer film ensures an enhanced management of rawprocess materials and optimized additive distribution in everylayer, thus increasing film physical and mechanical propertiesas well as light and heat transmission: as a consequence, thefilm life cycle is increased.Bandera agrifilm co-extrusion line flexibility and versatility isincreasingly appreciated by customers, considering that, as amatter of fact, agrifilm is a seasonal product.With the same co-extrusion head and minimized set-up times,Bandera co-extrusion lines can produce agrifilm as well asthicker film (e.g. waterproofing geomembrane): a valuablechance to have an all-year-round profitable co-extrusion line,regardless of agrifilm seasonality.AGRIFILM APPLICATIONS Greenhouse cover film Silo-bags film Silo-stretch film Solar sterilisation film Mulch film Low walk-in tunnel filmLine configurationDie diameterOpen width3-layerup to 2500 mmup to 24 m5-layerup to 2200 mmup to 20 m7-layerup to 2000 mmup to18 mExamplesof possibleapplications15
Bandera offer comprises complete extrusionlines with up to 1200 kg/h production capacity,with film thickness up to 3 mmGEOMEMBRANE EXTRUSION LINES STANDARDCONFIGURATION Dosing system High-capacity extruder for the inner layer and two smallerextruders intended for the outer layers, arranged withbimetallic barrel and no-wear coated screw Co-extrusion head (die up to 2300 mm) equipped withinternal bubble cooling system (IBC) Fixed haul-off unit, suitably designed for production needs Fully-automated winders, 8.5 m width, with automatic shaftextraction and reel downloadingGeomembrane can be textured on one or both sides; a plainstrip can be obtained to ease welding.This product can also be processed with extrusion head forthe production of agrifilm.Bandera geomembrane extrusion lines can be personalisedaccording to Bandera’s customers’ needs.WATERPROOFING GEOMEMBRANE APPLICATIONS Landfills Tunnels Collection tanks Water basins Irrigation channels Extraction mines Motorways Strengthening works at river and marine water flows Dam protectionsTHICKNESS RANGE Min thickness: 0.5 mm Max thickness: 3 mmUSEFUL WIDTHFrom 6 8 m16
Geomembraneis the most uniqueproduct in tubularBlown Film sector,with uniquecharacteristics
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Why choose Banderaas a technological partner?Over the past years Bandera has strengthenedits leading position in its reference marketsworldwide of packaging film, agrifilm andwaterproofing geomembrane sectors.Why choose Bandera? Unrivalled expertise in manufacturing complete Blown Filmextrusion lines Worldwide appreciation Pace-setting know-how from the collaboration of leadingpackaging companies and expertise in small-,medium- and large-sized Blown Film extrusion headsmanufacturing Wide extrusion head range Extended expertise in winding units Rooted collaboration with tested reliable sub-suppliers Timely and efficient aftersales service ISO 9001:2000 certificationA responsive and efficientCustomer Service 6 after-sale service centres for a worldwide assistance Top class on-site technicians specialised in installationand start-up Customised procedures training for new applications Scheduled interventions for extraordinary maintenance Cost effective spare parts packages Reclaiming of existing machines and revamping ofcomplete extrusion lines Cognitive Extrusion with IoE Internet of Extrusion forcontinuous intelligent maintenance. 19
briefinglab.comYou and Bandera, within the new markets of flexible films for printing,converting and packaging, will drastically reduce energy consumption,extensively widen the usage of multilayers films, process newbiodegradable raw materials and now, exclusively with Bandera,speed up the Overall Extrusion Equipment Effectiveness (OEEE),by the specific instruction protocol.Bandera Deep Training to the operating personnel. Cognitive Extrusion handles the data, information and knowledgethat are produced around the clock by our line sensors,allowing via IoE Internet of Extrusion the management of planned,preventive and predictive maintenance. BlownFilm linesRigid Film andSheet linesTop packagingand converting solutionsCostruzioni Meccaniche Luigi Bandera S.p.A.Corso Sempione, 120 - I-21052 Busto Arsizio (VA) Italy 39 0331 398111lbandera@lbandera.comluigibandera.comFollow usVisit our website and learn about our ENG-V1-01-18@banderaontheweb@extrusion EA@House ExtrusionExtrusionbyBandera
Bandera co-extrusion lines can produce agrifilm as well as thicker film (e.g. waterproofing geomembrane): a valuable chance to have an all-year-round profitable co-extrusion line, regardless of agrifilm seasonality. AGRIFILM APPLICATIONS Greenhouse cover film Silo-bags film Silo-stretch film Solar sterilis
extrusion. The processing pos-sibilities range from film, pipe, and profile extrusion to sheet, ram, and cold extrusion up to coextrusion. Ceresana analyzes in this study the world market for plastics for extrusion. In 2015, about 51% of the plastics used for ex-trusion were used in the Asia-Pacific; North America and
1.2 Understanding the Extrusion Process A good understanding of the extrusion process is necessary to solve extrusion problems efficiently. It is recommended for the reader new to extrusion to take classes covering the material characteristics of plastics,typical features of extrusion machinery,instrumentation
of defects when conditions are changed to accommodate new products or processing requirements. Reviewing the blown film extrusion process can prepare you to handle these problems. Blown Film Process Basics The process of producing film by extrud-ing molten resin into a continuous tube is, at first glance, extremely simple. The
stretch film, hygienic film, extrusion coating, air-bubble film, blown film and PVC gaskets. Colines held a spanish-speaking agents meeting Strong with the awareness that supplying an extrusion
TSI Part # T-Slots Part # 80/20 Part # Descripon Type Series Thread Length Recommended Fasteners Picture Bin Loca:on TSL-650000 650000 1010-S 1″ X 1″ T-Slo.ed Extrusion Extrusion 10S EXTRUSION RACK TSL-650002 650002 1020-S 1" X 2" T-Slo.ed Extrusion. Extrusion 10S EXTRUSION RACK
combined with the Syntrol Basic Extrusion Control System. It allows to capture and analyse all production parameters on a real time basis to maximize extrusion efficiency. Syntrol Basic Extrusion Control Raw Materials Savings - Up To 5% Extrusion control automates the control of the end product calculated average thickness. Automatic regulation of
extrusion is also performed for soft metals like Aluminum, lead etc. Difficult to form metals like stainless steels, nickel based alloys and high temperature metals can also be extruded. History; Originally the principle of extrusion was applied to make lead pipe and lead sheathing of electrical cables. Types of Extrusion 1) Direct Extrusion
BEAM Team Memo Rosalind Arwas Carolyn Perkins Helen Woodhall A very warm welcome to the March/April 2021 edition of The BEAM. This time last year, the spring edition unexpectedly almost became our last but, as the
