Technics – Markets – Trends Volume 7 – 3/2013
www.wittmann-group.com
The reinvention of the wheel:
DRYMAX AtonSegmented Wheel Dryer
Articles that appeared in WITTMANN innovations so far
Quarterly magazine of WITTMANN Kunststoffgeräte GmbH and WITTMANN BATTENFELD GmbH. Appears to meet the informa- tional demands of staff and customers. Editorial office: WITTMANN Kunststoffgeräte GmbH, Lichtblaustrasse 10, 1220 Vienna;tel. +43-1 250 39-204, fax +43-1 250 39-439; [email protected]; http://www.wittmann-group.comIssue 4/2013 of “WITTMANN innovations” will appear at the beginning of the fourth quarter 2013.
WITTMANN innovations (Volume 7 – 3/2013)
Automation• Productionandqualitycontrolinmedi-
calengineering1/2007• Thehandlingoflargestructuralfoamparts2/2007• ThenewR8robotcontrol3/2007• High-end:Theproductionofseatadjustmentrods1/2008• Driveengineeringforrobots1/2008• Automatingtheproductionoftrans-ponderpins2/2008• Automatedproductionofremotecon-trolkeys3/2008• AutomationatCarclo,UK4/2008• TheflexibleautomationcellasABA-PGT1/2009• ThecultivationofgrowthwithWITT-MANNrobots2/2009• Brudertoywheelproduction4/2009• ProductionofpalletsatGeorgUtzinPoland1/2010• EcoModehelpsgettingenergyefficientrobots2/2010• Automatedproductionofoillevelsen-sors2/2010• Automatingrotationwelding3/2010• ThenewR8.2robotcontrol4/2010• Linearrobotsinthecleanroom1/2011• Super-fastpartremoval2/2011• Automationofcupsandlids3/2011• Superiormulti-componentmolding4/2011• Automatinginsertmolding1/2012• Theexpertautomationoflids2/2012• LSRpartsatSilcotech,Switzerland:Qualitythroughautomation3/2012• Zero-rejectproduction4/2012• JENOPTIK:Handlingofsmallestparts2/2013
Conveying/Drying• CentraldryingandconveyingatRobert
BOSCH1/2007• QualitycontroloftheWITTMANNdryers1/2007• DryingandconveyingsystematKrom-berg&Schubert2/2007• Costefficientmaterialdrying2/2007• FEEDMAXconveyingunitsfitforthecleanroom3/2007• ThenewDRYMAXED80materialdryer3/2007• Focusonmaterialfeeding1/2008• TheWITTMANNnetworkcontrolatArge20002/2008• Changingparameterswhenconveyingdifferentmaterials2/2008• Optimizingamaterialconveyingsystem3/2008• DRYMAXdryerscompletewithenergyrating3/2008• Metchemcentralmaterialhandlingsystem4/2008• AuxiliariesatDelphiinChina1/2009• TheLISICOSMETICScentralsystem2/2009• Perfectplanningofcentralsystemsavoidsdowntime3/2009• TestingtheWITTMANNenergyclaimsatFKT4/2009• ThenewFEEDMAXB1001/2010• GreinerissavingenergybyusingWITTMANNdryers2/2010• TheA.C.S.conveyingsystem3/2010• TnenewFEEDMAXPrimusmaterialconveyor4/2010• ThenewDRYMAXAton2/2011• TheBKFconveyingsystem2/2011• WDKunststofftechnikanditscentralsystem4/2011• PETprocessorusesaWITTMANNconveyingsystem1/2012• ThePLASTICOMsystem2/2012• TheNICOMATICsystem3/2012• Savingenergyinmaterialdrying4/2012• TheBespakmaterialhandling2/2013
Granulation• Inlinerecyclingofsprues1/2007• GiantgranulatorMCP1002/2007• ThenewMASgranulator3/2007• Challengingrecyclingprocess1/2008• TheMC70-80atCentrex2/2008• GiboPlastenforcesrecycling2/2009• ThenewAFaugerfeedforMCcentral
granulators4/2009• Grindingofferrite1/2010• Grindingcriticalmaterial3/2010• TheTMPCONVERTsolution1/2011• InlinerecyclingwithMinor23/2011• Granulatorsunderthepress2/2012• Largesolutionsforlargeparts1/2013
Blending• ThenewWITTMANNblendersofthe
GRAVIMAXseries2/2007• Thetruthaboutblendereconomics3/2007• ThenewGRAVIMAX14Vblender3/2009• Theartofblendingregrind3/2011• Dosingonthehighestlevel1/2013
In-Mold Labeling• WITTMANNIMLstackmoldsystems
3/2007• TheWITTMANN2+2stackmold1/2008• ATMd.o.o.inSerbiagrowswithWITTMANNsystems3/2009• QuadrangularIMLdesignatPLASTIPAKinCanada4/2010• TeaPlastinAlbaniawantstobecometheNumberOneinIML3/2012• EcoPower:fourfoldIML1/2013
News From The Subsidiaries• Australia2/2008, 2/2013• Austria2+3/2008, 1/2010, 3/2011,
4/2012• Benelux3/2008,2/2009• Brazil3/2007,1/2009• Bulgaria2/2009• Canada1/2007,1+2/2008,3/2009• China2/2010• Colombia2/2012• CzechRepublic/Slovakia4/2009• Denmark1/2009, 1/2013• Finland4/2008+1/2012• France2/2007,3/2008• Germany1/2007, 3/2012• GreatBritain2/2009,2/2010• Guatemala1/2013• Hungary1/2008• India2/2008,3/2010, 2/2012• Israel1/2012• Italy4/2008, 1/2010, 4/2011• Mexico3/2007,3/2009, 1+2/2011• Poland2/2013• Russia4/2012• Slovenia/Croatia1/2010• SoutheastAsia2/2007• SouthKores3/2010• Spain3/2007• Sweden2/2009• Switzerland1/2008, 2/2012• Taiwan4/2009• Turkey3/2008, 2+4/2011• USA2/2008,3/2009, 1/2011
Temperature Control• Theadvantagesofpulsedcooling
1/2007• Comparingwatertooil2/2007• ThenewtemperaturecontrollersoftheTEMPROplusCseries3/2007• ThenewCOOLMAXcompactcoolingunits2/2008• Temperaturecontroller“guarding”injectionmoldingmachines3/2008• TemperaturecontrollerswithDUOcooling4/2008• Variothermaltempering1/2009• ThenewTEMPROplusC1802/2009• ThenewTEMPROdirectC120[C250]3/2009• WFC:WITTMANNWaterFlowCon-trolfunctionality4/2009• TEMPROplusC180watertemperaturecontroller1/2010• WITTMANNTEMPRO:Theuniversalbenchmark2/2010• BFMOLDTMmoldcoolingsystem3/2010• ThenewTEMPROplusDtemperaturecontrollers4/2010• Online-thermography1/2011• TemperingandinjectionmoldingatFuchs&Sohn2/2011• TEMPROplusDintheautomotivesector1/2012• Oscilloscopefunction2/2012• Compacttemperaturecontroller4/2012• Qualityassurancethroughtheoptimaltemperingprocess1/2013• TheStarlingerspecialsolution2/2013
Injection Molding• WITTMANNBATTENFELD:One
stopshoppingforinjectionmolding4/2008• MetalinjectionmoldingatIndo-USMIM4/2008• Costoptimization:EcoPowerbyBATTENFELD1/2009• ITassistedservices1/2009• Waterinjectionforall-plasticparts2/2009• KronaIndústriaandWITTMANNBATTENFELD2/2009• Moldingmicro-partswiththeMicro-system503/2009• Multi-componentprocessatwolfcraft4/2009• Processdataacquisition:partnershipwithWilleSystem4/2009• Thenewall-electricEcoPowerinjection molding machine 4/2009• ThomasDudleyandWITTMANNBATTENFELD1/2010• IMLwithTMXpress1/2010• AIRMOULD®andAQUAMOULD®Mobile1/2010• DesignMoldedPlasticsandtheirmold-ingmachines2/2010• StadelmannreliesonWilleandWITT-MANNBATTENFELD2/2010• ThenewMicroPowermoldingmachine3/2010• AQUAMOULD®andprojectileinjec-tiontechnology3/2010• Newbenchmarkinlargemachines:MacroPower4/2010• STELLAreliesonWITTMANNBATTENFELDmachines4/2010• TheServoDrivetechnology1/2011• The75thmachineforKrona1/2011• PackagingspecialistTMXpress2/2011• WAVIN(CzechRep.)andWITT-MANNBATTENFELD3/2011• SANITmoldingasuccess3/2011• WEPPLERFilterusingBATTENFELDmachines4/2011• MacroPowerfortheproductionofcableties1/2012• TheCELLMOULD®process2/2012• ESMINproducescasesforcosmeticswith43WITTMANNBATTENFELDmachines3/2012• Remoteconnectivity3/2012• Foamedhigh-qualityparts4/2012• LECHNERandtheMacroPower4/2012• MacroPoweratGTLINE1/2013• Praiseforthestandardmachine!1/2013• VerticalrotarytablemachinesatElectricfil2/2013• BECK'smoldingtechnology2/2013
WITTMANN innovations – 3/2013 3
Editorial
DearReader,
ThetopicwhichalmostreceivedmorepublicattentioninCentralEuropeatthebeginningofJunethanthenotoriousbankingandfinancialcrisiswasthecold,wetweather.Forweeks,theskywasovercastduetoaseeminglyimmovablebadweatherfront,andtherewasvirtuallynodifferencebetweendrivingthroughacarwashanddrivingoutofdoors.Therefore,theluckwehadwiththeweatheronthedatewehadchosenforourCompetenceDaysseemsalmostlikeanactofprovidencegrantedtous.On24and25April,wewereabletowelcomemorethan1,100guestswithwarmsummer-timetemperaturesatWITTMANNBATTENFELD’sinjec-tionmoldingmachinemanufacturingplantinKottingbrunn.
Fromthefeedbackwehavereceived,weareconfidentthatweweresuccessfulincommunicatingourinjectionmoldingcompetenceonabroadfront.Numerousinterestingap-plicationsusingultra-modernprocessesweredemonstratedon17differentprocessingmachines.Morethan30exhibitsfromtheautomationandperipheralequipmentsectorswereshowcasedaswell.Notonlywerethenumerousexhibitsmetwithlivelyinterest,butalsothenewassemblyhallfornewmachines,whichwasofficiallyopenedduringthisyear’sCompetenceDaysandwillenableustospeeduptheproduc-tionofourlargeMacroPowermachinesinthefuture.
On13June,WITTMANNRobotSystemeGmbH,basedinGermanyandspecializinginautomation,celebratedtheinaugurationofitsnewplantinNuremberg–andsimultane-ouslyits30thanniversary.Thirtyyearsprior,theacquisitionofthesmallNurembergautomationcompanyKüffnerTech-nologielaidthefoundationforWITTMANNGermanyandultimatelyledtotheriseofWITTMANNtoworldmarketleadershipinrobottechnologyfortheplasticsindustry.
OnthisoccasionwewereabletowelcomenumerouscustomerstoournewfacilityinNuremberg,primarilyfromSouthGermany.Themainemphasisoftheexhibitionwasonautomation,althoughexhibitsfromourentireproductportfoliowereshownaswell.Ourguestswerealsogivenanopportunitytoattendexpertpresentationsoncurrentplasticsprocessingissues,and,ofcourse,theeventwasaccompaniedbyaculinaryandsocialprogramaswell.
NowIwishyougreatpleasureinreadingthisissueofinno-vations,inwhichweareagainreportingaboutsomeinterest-ingapplicationsinuse–whetherinGermany,theUSA,orinSouth-EastAsia.AportraitoftheWITTMANNrepresenta-tiveofficeinthebuoyantPolishmarketroundsoffthisissue.
Sincerely,MichaelWittmann
Michael Wittmann
ContentWITTMANN
BATTENFELD News
Competence Days 2013
Gabriele Hopfwrites about the event of the year in Kottingbrunn.Page 4
David Tanon the very first Malaysian cus-tomer.Page 14
DOPAK Sp. z.o.o., the Polish WITT-MANN agent.Page 15
EntireSystems
Portrait
Guppy Plastics + WITTMANN
Hoffer Plastics expanding
InjectionMolding
Automation
Plant extension at ESCHA
The way to efficiencyConveying
Gabriele Hopfon the innovative injection molder.Page 10
Brian Heughdescribes the latest expansion of the American processor.Page 12
Walter Klauson the elaborated MS-Schramberg automation.Page 6
Jonathan Fowlervisited Vision Technical Molding in Connecticut.Page 8
Standardized production cells
WITTMANN innovations – 3/20134
With17machines,over30exhibitsfromtheau-tomationandperipheralequipmentsector,andinterestingapplicationsandprocesses,WITT-
MANNBATTENFELDtrulydemonstrateditscompetenceandpoweroverthesetwodays.However,notonlytheex-hibitsweremetwithlivelyinterest.Thenewassemblyhallforlargemachines,whichwasofficiallyopenedduringthisevent,alsoattractedmanyvisitors’attention.Afterall,thenewproductionfacilitiesconstituteasubstantialmovetosecurethecompany’sfutureasaleadingpartnerforin-jectionmoldingmachineryrangingfrommicromachinesrightuptotheMacroPower,thelargemachinemodelthatismanufacturedinthishall.
Lectures and discussions
Theguestsweregiveninsightintothelatestinjectionmoldingandprocesstechnologiesbyanumberofexpertpresentationsonspecialtopics.TheintroductoryspeechinthisserieswasheldbyProf.Dr.AnsgarJaeger,ProfessorofInjectionMoldingandMoldTechnologyattheWürzburgUniversityofAppliedScience,andwastitled,“Megatrendsreflectedininjectionmoldingtechnology”.Dr.Jaegar’spre-sentationwasfollowedbyanotherguestspeaker,HelmutKohake,ManagingDirectorofMüllerTechnik,whodis-cussedprocesscombinations.
TherewerevariousotherpresentationsdealingwiththeadvantagesofthePowerSeries,integratedproductioncells,technologyforprocessingbulkmaterials,microtechnol-ogyandthecombinationofvariothermictechnologywithstructuredfoamtechnology.
Machines and technologies
Themachinerydemonstrationwasopenedwithanexcit-ingshowprogram,startingwithdrummersandfollowedbyaerialacrobats,andvisitorswereguidedtotheexhibitionbytheWITTMANNBATTENFELDrobotman.Duringthesubsequentmachinerydemonstration,theguestswereabletoexperiencethecompany’s“power”liveonsite.
OnehighlightamongthemachinedemonstrationswasthepresentationofthefirstMacroPowerElargehybridmachinemodel,consistingofamodern,servo-hydraulictwo-platenclampingunitcombinedwithanall-electrichigh-performanceinjectionunit.Thiscombinationenables
WITTMANN BATTENFELD News
At the Competence Days 2013, WITTMANN BATTENFELD did justice to its motto “Power for the future” in every respect. This is what some 1,100 visitors, who found their way to the ex-panded Kottingbrunn plant in Lower Austria on April 24 and 25, were able to witness and experience first hand.Gabriele Hopf
WITTMANN BATTENFELD Competence Days 2013 – into the future with “power”
Some 1,100 viewed the exhibits here in the new assem-bly hall for large machines.
The machinery demonstration was opened with an impressive show program.
Refreshments and ample scope for lively conversa-tion were also an integral part of the event.
WITTMANN innovations – 3/2013 5
thedesignofalarge,compactmachinewithaminimalfoot-print,whichsimultaneouslyoffersmaximumprecisionandenergyefficiencytogetherwithhighinjectionspeeds.OnthehybridMacroPowerE,theproductionofaBcolumnfortheautomotiveindustrywasdemonstrated.
OtherhighlightsincludedaMicroPower15withanLSRequipmentpackage,onwhichamedicaltechnologyap-plicationwasdemonstrated,thepresentationoftheIMIWprocess(In-MouldInternalWelding)onanEcoPower110withamoldsuppliedbyBarkley,UK,andanEcoPowerXpress180withIMLandhigh-speedpartsremoval.IMLtechnologywasalsopresentedonanEcoPower180produc-ingcreditcardsfromabiodegradablematerial,whichhasbeendevelopedbyIFA-Tulln,Austria.
CELLMOULD®structuredfoamtechnologywasdem-onstratedbymanufacturingpalletsonaMacroPower800withamoldsuppliedbyHaidlmair.Withgreatenthusiasm,thevisitorswatchedtheproductionofahockeystick–alsowithamoldfromHaidlmair–onahydraulicmachinefromtheHMseries,anHM300,usingtheAIRMOULD®gasinjectionprocess.BFMOLD®variothermictechnologyandmulti-componenttechnologywerenotneglectedeither.Themachineryprogramwasroundedoffbyademonstra-tionofahigh-speedTMXpressandaVM110rotarytablemachine.
Theexhibitionprogramwascomplementedwithex-tensiveautomationequipmentandthecompleterangeofperipheralappliancessuppliedbytheWITTMANNGroup.Automationandperipheralequipmentweredemonstratedbothmountedontheinjectionmoldingmachinesandasstand-alonesolutions.•
WITTMANN BATTENFELD News
WITTMANN BATTENFELD MacroPower E 450/2250 hybrid large machine.
Hockey stick man-ufactured using the AIRMOULD® gas injection process.
Rotary table machine with automation cell.
Gabriele Hopfis the Marketing Manager at WITT- MANN BATTEN-FELD in Kotting-brunn, Lower Austria.
WITTMANN innovations – 3/20136
Automation
The most consistent automationThrough planned automation in standardized production cells,MS-Schramberg, Germany achieves a very high degree of flexibility inmanufacturing magnets and plastic parts.Walter Klaus
The production cells are highly standardized and each automated with a WITTMANN robot.
WITTMANN innovations – 3/2013 7
Peripheral equipmentintegrated in the robot’s control system
EachMS-Schrambergproductioncellcomeswiththesameexternaldimensionsandgriddimensions,andeachisdividedintosixcompartmentswherethenecessaryprocessingequipmentisinstalled.
Allperipheralappliancesoftheproductioncell–frommaterialfeedingandsortingequipmenttothepackagingstation–areintegratedinthecontrolsystemoftheWITT-MANNrobot,whichprovides192freeinputandoutputportalsforthispurpose.
Moreover,thelatest-generationWITTMANNR8.2controlsystemislaidoutasstandardtocommunicateviaitsR8-CLI(CommandLineInterface)withthecentralcomputerofMS-Schramberg,whereallrelevantproduc-tiondataiscollected,processedandsaved.
Inthisway,thesystemenablesa100%erroranalysisforeverypartthatmaybesortedoutasdefectivelater,thusprovidingseamlessqualitycontrol.Here,qualityinspec-
tionofthepartsisal-readycarriedoutinsidetheproductioncell.Inmanycells,thistaskisperformedbycamerasys-temsinstalledatcriticalpoints.Sincethispro-cessmakesdownstreamqualityin-
spectionoutsidetheproductioncellsredundant,theproducts,whichhavebeenfinishedandcheckedinsidetheproductioncell,canalsobepackagedinsidethecellandpassedontotransportbymaterialhandlingequipment.Suchhigh-techequipment,however,canonlybeutilizedefficientlyifthenumbersofunitsperorderexceedtheonemillionmark.
TheperfectadaptabilityofWITTMANNrobotstotheexistingperipheralequipmentatMS-Schrambergistheresultofhavingthedesignofthenecessaryinterfacesdevelopedinclosecooperationbetweenbothcompaniesforaconsiderabletime.
Apartfromthat,allmechanicalandelectricalplug-and-socketconnectionsontherobotarestillpreparedintheWITTMANNproductionplant.AnotherprincipleadheredtobyMS-Schrambergisthegoalofkeepingallstepsthatprecedeproductioninthecompany’sownhands,fromdevelopingthemold,partsremovalandinsertiontechnology,totheconstructionandequipmentofextreme-lycomplexproductioncells.
Thankstothisapproach,planneddowntothelastdetail,MS-Schramberghasreachedavirtuallyunrivalledlevelofreliability,whichpromptscustomerstomorefrequentlyinvolveMS-Schramberginthedevelopmentoftheirprod-uctsfromtheverybeginning.•
Automation
WiththefoundationofMagnetfabrikSchrambergasamanufacturerofpermanentmagnetsintheyear1963,thenucleusoftoday’sMS-Schram-
bergGmbH&Co.KG,basedinSchramberg-Sulgen,Ger-manywasestablished.
TheBlackForest-basedcompanynowsuppliescustom-ersinalltypesofindustriesallovertheworld,fromtheautomotivetothemedicalindustry,withefficientassem-bliescontainingspecialpermanentmagnets.TherearehardlyanyproductswithpermanentmagnetsonthemarketwhichhavenotbeendevelopedandmanufacturedbyMS-Schramberg.
Oneofmanyexamplesisatransducerringwithper-manentmagnetsthatarepositionedandpolarizedduringplasticinjectionmolding.
Thesetransducerringsarepartofahighlycomplexassemblyusedinthe8-gearautomatictransmissionsystemsthataremanufacturedbyZFFriedrichshafenandsubsequentlybuiltintothepremium-classmodelsoftheGermanautomobileindustry.
Thecom-pany’sdevelop-mentintoabusinesswithcontinuouslyrisingsalesfiguresandapresentwork-forceofsome450associateshasbeenmadepossiblebymanufactur-ingmethodscenteredonhighqualitystandardsandmaximumflexibility,goalswhichhavebeengiventhestatusofacorporatemaxim.MS-Schrambergsecuresthenecessaryflexibilitybymeansofwell-plannedautomationinstandardizedproductioncells,withthedesignofeverycellfollowingaverysimilar,simplifiedpat-tern.Thisenableseverycelltomanufactureawiderangeofdifferentproducts,providedtheclampingforceoftheinjectionmoldingmachineinvolvedcomplieswiththenecessaryspecifications.
SuchaproductioncellconsistsofanARBURGinjectionmoldingmachineandarobotfromWITTMANNRobotSystemeGmbHinSchwaig,plusfurtherprocessingequip-mentdevelopedandproducedbyMS-Schrambergtoitsownstandards.
Fromthebeginningofeachproject,thein-housemolddesignandmold-makingdepartmentsareindirectcontactwiththeinternalengineeringdepartmentresponsiblefortheautomationequipment.Thispracticeensuresthatthemoldsaredesignedsothatthepartsremovalgrippers(orbothinsertionandremovalgrippers)canoperatewithmaximumeffectiveness,andthematchingperipheralequipmentcanbekeptassimpleandcost-efficientaspos-sible.Anoutstandingexamplefortheresultsachievedinthiswayistheinsertionof20individualpartspershotintoa4-cavitymold.
Walter Klausworks as a consul-tant and technical author, until 2008 he was the Techni-cal Manager of WITTMANN Robot Systeme GmbH in Schwaig, Germany.
This view shows a small selection from the great variety of products with permanent magnets manu-factured by MS- Schramberg.
Photo: MS-Schramberg
WITTMANN innovations – 3/20138
Conveying
Intheyear2010,themolder(www.visionmolding.com)expandedits54,000sq.ft.intwoneighboringplantsto81,000sq.ft.,splittingthatextraproductionfloor
spacebetweenitsmoldingoperationandasistermoldmakingcompany,AdvanceMold&Manufacturing,Inc.(www.advancemold.com).
Accomplishingthistakesa“vision”,asZachBrodeur,businessdevelopmentcoordinator,isquicktopointout.Ittakesawillingnesstoshedoldbeliefsandapplyresourc-esinnewwaystoeveryphaseoftheprocessinordertoimproveproductionefficienciesandincreasecapacity.
Establishedin1996,Visionfocusesonminimizingtasksthataddnovaluetotheprocess,reducingredundancies,andoptimizinguseofadvancedtechnology,fromtooldesigntoautomation,toboostefficiency.Minimizingwaste,beitmaterial,labor,ormachinetime,isanimpera-tivesharedbyallthefirm’semployees.“Wedonothavetheopportunitytoreuseorrecyclematerials,andscrapisabigmetrichere.Everydollarofscrapandwastesavedisadollarthatcangointodevelopment”,saysStevenArnold,President.
Allthishaspaidoffinmeasurableterms.Visionoper-ates28injectionpressesfrom28to330tonsona24/7basis,butBrodeursaysthecumulativeeffectofefficiencyimprovementsoverthepastcoupleofyearshasgiventhefirmtheequivalentoutputcapacityoffouradditionalmachinesandthreeadditionalshiftsperweek.
Expanding capabilities
Theexpandedsitehousesallofitsproductionpressesinanew10,000sq.ft.Class8cleanroom.Acrossthestreet,inaseparatededicatedcleanroom,aresecondaryoperationssuchaspadprinting,labeling,ultrasonicweld-ing,heatstaking,vacuumsealing,andcustompackaging.
Thecleanroomfeaturesseparatestagingareasfortools,people,andmachinerycominginto,orleaving,thecleanenvironment.WITTMANNdesignedandinstalledastate-of-the-artmaterialhandlinganddryingsystemfortheirrecentbuildingaddition.Becausethebuildingwasunderconstructionatthetime,WITTMANNwasabletoconcealthepipingandwiringbehindthewallsoftheclean
Medical molder’s prescription for efficiencyVision Technical Molding LLC in Manchester, Connecticut doesn’t believein standing still. This custom molder of tight-tolerance diagnostic devices, drugdelivery systems, implantables, and many other medical devices, achieveddouble-digit growth in each year from 2006 through 2009 – never mind therecession – and has generated 25% growth in new sales in 2011. Vision is usinga centralized material handling and drying system from WITTMANN.Jonathan Fowler
All of Vision’s production presses are housed in a Class 8 clean room with unique “pass-through” provi-sions for molds and equipment to avoid disturbing the clean environ-ment.
WITTMANN innovations – 3/2013 9
Conveying
rooms.Thismadeforaveryneatandalmostunnoticeablecleanroominstallation.Visionoperates28presses,rang-ingfrom28to330tonsinsize,fromthisexpandedspaceandoperates24/7.
Thereisroomforaboutsixadditionalpresseswithintheexistingclean-roomspace,andanother5,000sq.ft.ofunfinishedspacesufficienttohouse15pressesis“clean-room-ready”withcranes,HVAC,andutilitiesalreadyinstalled.
Hunting for efficiencies
Automationinmaterialshandlingplaysalargeroleinfactory-floorefficiency.Akeysourceofefficiencyisacentralizedmaterialhandlinganddryingsystemfromthe
WITTMANNGroup.Thesystem,mountedonamez-zaninelevelawayfromthemoldingfloor,hasabankofvacuumloadersthatcandelivermaterialstoabankofdry-ersofvarioussizesandthentothepresses.
Havingafullrangeofdryersizesandacompletecentralsystem–ratherthandryersthataretiedtoaspecificma-chine– allowsformoreflexibleandefficientuseofdryingcapacity,saysArnold.Theall-stainlesssystemisoperatedfromacentralcontrolpanel.Whenaresinisselectedforajob,thesystemautomaticallypreparestheresinaccordingtoastoredrecipeofdryingtimeanddryingtemperature.Off-linematerialtestingoccursevery24hourstoconfirmaccuratedrying.
Ateachpress,aWITTMANNmaterialhoppercallsforresininajust-in-timefashion.Aftereachloadingcycle,adryairblastissentthroughtheconveyingtubestoensurethatnopelletsareleftbehind.
Materialprotectiononthedryinghoppershelpspreventmaterialsfrombeingover-driedtherebyreduc-ingmaterialwasteandsavingenergy.Asthematerialdries,thereturnairtemperaturerises.Thecontrolon
Jonathan Fowleris Regional Sales Manager for the WITTMANN BATTENFELD U.S. branch.
Centralized materials drying and conveying with this WITT-MANN system on a mezzanine is another important component of au-tomation at Vision Technical Molding.
eachindividualdryinghopperhasanadjustablereturnairtemperaturesetpoint.Whenthereturnairtemperaturesetpointisreached,theheatingofthematerialisreduced.Ascoldmaterialisconveyedintothehopper,thereturnairtemperaturedrops,andtheheatingofthematerialisincreased.
WITTMANNalsousesSmartFlowtechnologyoneachofthedryinghoppers.Thisconsistsofamotorizedvalvethatautomaticallyadjustsairflowtoeachhopperbasedonthewaterloadrequirements,whichensuresproperdryingandhelpsbalancethedryingsystem.
TheWITTMANNM7.2controlsystemintegratesboththeconveyingsystemcontrolandthedryingsystemcon-trolonasingle15"high-resolutiontouchscreen.Chang-ingbetweenmaterialsonamoldingmachineisachieved
usingacentralmanifold.TheoperatorsimplyselectsthemoldingmachineontheM7.2controlandthenselectsthenewmaterialforthejob.TheM7.2controlwillthentelltheoperatorwhattubetoconnecttowhatdistributer.AllofthematerialsusedarestoredinadatabaseontheM7.2centralcontrolsystem.
WiththeVNCoption,tworemotecomputerswereinstalledinthecleanroomgivingtheoperatorscompletecontrolofthesystemwithouthavingtoleavethecleanroom.
TheM7.2allowsforcompletelycustomizableuserlevelsthatcanbetailoredtoagroupofusersorindividualusers.Thebuiltincommandloggivessupervisorsaviewofwhologgedin,whentheyloggedin,andwhatchangesweremade.Accountabilityisoftenakeyelementinmedicalmolding.
Visionisconstantlychangingtheirconfigurationtomeettheirneeds.DuetotheflexibilityoftheM7.2andtheeaseofmodifyingtheprogramconfiguration,Visionisabletoaccomplishthiswithouttheexpenseofhavingaservicetechnicianonsite,savingtimeandmoney.•
The Visioncentral system
components
1 M7.2 control system with 3 Line Servers3 6.1 Horse Power regenerative blowers3 SBF 1640 filter assies1 DRYMAX 300 with dew point sensor and high heat option6 SILMAX 100 hoppers4 SILMAX 70 hoppers4 SILMAX 30 hoppers2 FEEDMAX B 206 loaders
26 FEEDMAX 106 loaders14 FEEDMAX 206 loaders
1 FEEDMAX 324 loader6 TEMPRO basic C200F temperature controllers1 Single TEMPRO plus 285F temperature controller1 Dual TEMPRO plus C360F temperature controller
WITTMANN innovations – 3/201310
industrialbusinessmanagementassistants,toolmakers,draftsmen,aswellasplasticstechniciansandinformationtechnologyofficers.Furthertrainingforexistingstaffisofferedonacontinuousbasisaswell.ESCHAalsomakesextensiveuseofWITTMANNBATTENFELD’strainingprogram.
ESCHA and WITTMANN BATTENFELD
InthecourseofexpandingitsproductioncapacityattheOststrassefacility,ESCHAhasinvestedinmoderninjectionmoldingmachinesfromWITTMANNBATTENFELD’sHMseries.Thesearehydraulicmachineswithclampingforcesrangingfrom65to180t,consistingoffourHM65/60machines,threeHM110/210unitsandoneHM180/750.“Thenewinjectionmoldingmachineshaveenabledus
toimprovethecoordinationofourentirepoolofmachin-ery,”saysJürgenSikora,HeadofMaterialsManagementatESCHA.“Wehavecategorizedourequipmentintothreesizesandlaidoutallmachinemodelsbelongingtoeachcategoryinasimilarway.Thisenablesustofreelycombinethemoldsandmachinesfromthesamecategorywitheachother,whichincreasestheflexibilityandutilizationrateoftheequipment.”
Duetothehighproportionofcustomizedproductsandtheconsequentlysmallbatchsizes,shortchangeovertimeswereavitalconsiderationintheselectionofthemachinestobeinstalled.Repeatabilityininjectionmoldingandcor-respondinglyhighproductqualityareequallyimportantforESCHA.TheactualtaskwastorealizethespecificationslaiddownbyESCHAconcerningshotweightsandinjectionpressurebymeansofanappropriatemachineconcept.Fastdeliveryofthenewequipmentwasalsoanimportantfactorinitsselection.
WITTMANNBATTENFELDwasabletoperfectlysatisfyalloftheserequirementswithitshydraulicmachines.Specifically,theexcellentchangeoverpropertiesofthemachinesweighedinfavorofWITTMANNBATTENFELDasasupplier.Moreover,theoptionofeccentric,custom-izedinjectionasrequiredbyESCHAwasimplementedbyWITTMANNBATTENFELDtothecustomer’sfull
Injection Molding
ESCHABauelementeGmbH,awell-knownmanu-facturerofplug-inconnectorsforsensortechnology,celebratesits30thanniversarythisyear.Thecompany
wasfoundedin1983exclusivelyasastampingplant,andtheproductionofinjection-moldedpartswastakenupin1986.Today,itoperatestwoproductionfacilitiesinHalver,aswellasitsownseparatelogisticscenteranditsmold-makingfacility,withsome500associatesandabout42millionEURinsales(2011).
Thecompany’sGeneralManager,DietrichTurck,comesfromtheTurckfamily,whoarethemajorityshareholdersofESCHA.ItsmainmarketisGermany,butitisexpand-ingvigorouslyintotheEuropeanmarketaswell.Thankstoaglobalnetworkofdistributionpartners,itsproductsareavailableworldwide.Thecompany’skeymarketsareintheautomationindustryandthemechanicalandplantengi-neeringsectors.
ESCHA’sproductportfolioisdividedinto3areas,Tailor-Made,SpecialsandStandard,withTailor-Madecontribut-ingabout50%tototalsales.Withthishighproportionofcustomizedsolutionsaswellasspecialsolutions,ESCHAhasachievedauniquesellingpositiononthemarketandisknownasatrendsetterforplug-inconnectorsforsensortechnology.Examplesofcustomizedsolutionsaredetergentresistantorhighlyheat-resistantplug-inconnectors,con-nectorswithspecialdatatransmissionfunctionsandquick-connectortechnology,tonamejustafew.
Thecompany’sspecificproductrangerequiresahighdegreeofinnovativestrength–ESCHAfilesnumerouspat-entapplicationseveryyear–aswellasanextensiveverticalrangeofmanufacturing.Therefore,trainingisatoppriorityatESCHA.ESCHAofferstraineepositionsforalltradesandprofessionsthatarerelevanttothecompany,suchas
In the course of expanding its production capacity in 2011,ESCHA Bauelemente GmbH, based in Halver, Germany acquiredeight WITTMANN BATTENFELD injection molding machinesfrom the hydraulic HM series.Gabriele Hopf
Innovative molding technology for innovative connection technology
ESCHA sensor plug-in connector (above) and valve plug-in connector.
Photos: ESCHA
WITTMANN innovations – 3/2013 11
satisfactionthroughenablingtheinjectionunittomovesideways.TheHeadoftheInjectionMoldingDepartmentatESCHA,JochenRüschenbaum,speaksveryhighlyofthecompany’scooperationwithWITTMANNBATTENFELD:“WITTMANNBATTENFELDhasbeenflexibleinfulfillingourrequirementsandwishes.Ourspecificationshavebeencompliedwithineveryrespect.”
Forinstance,inadditiontotheoptionofeccentricinjec-tionmentionedabove,anumberofothercustomizedadap-tationswereimplemented,suchasmountingseveralsocketsthatrequireaveryhighlevelofsafetyforthemachinesandtheadditionofhigh-temperaturetubesandspecialwaterfilters.
InadditiontothemachinesfromWITTMANNBATTEN-FELD,spruepickersandtemperaturecontrollerswerepur-chasedfromWITTMANN,thusutilizingthebenefitsofawell-coordinatedoverallpackagefromasinglesource.
The HM machine seriesfrom WITTMANN BATTENFELD
TheinjectionmoldingmachinesoftheWITTMANNBATTENFELDHMseriesstandoutaboveallbytheirmo-dulardiversity,ultimateprecisionandextensiverangeofoptionsforvirtuallyanyapplication,whichmakesthisseriesespeciallyattractiveforESCHA.
Themachinesalsofeatureanextremelysmallfootprintthankstotheirhighlycompactandextremelyrigid3-platendesign.Otherbenefitsincludethemachine’sespeciallylownoiselevelsinoperationandtheservice-friendlystructure.Agenerouslydimensionedmoldspaceandlow-maintenancelinearguidesareadditionalhighlightsoftheWITTMANNBATTENFELDHMseries.•
Injection Molding
From the left: ESCHA's Jochen Rüschenbaum (Molding), Florian Schnell (Market-ing), Jürgen Sikora (Materials Manage- ment); Frank Höher (WITTMANN BATTENFELD).
At the ESCHA plant in Halver, eight injection molding machines from WITTMANN BATTENFELD’s HM series have been installed.
Photo: ESCHA
Gabriele Hopfis the Marketing Manager at WITT- MANN BATTEN-FELD in Kotting-brunn, Lower Austria.
HM 65 machine with sprue picker and TEMPRO plus D tempera-ture controller
– everything from a single source: WITTMANN and WITTMANN BATTENFELD.
WITTMANN innovations – 3/201312
The latest expansion at Hoffer Plastics, South Elgin, IL is up and runningwith the help of WITTMANN BATTENFELD. Hoffer purchased four HM 300 machinesand other equipment that is operating in the new 8,000 square foot addition.Brian Heugh
Hoffer Plastics chooses WITTMANN BATTENFELD for plant expansion
Injection Molding
Another Hoffer “focused factory” with machinery and equipment from WITTMANN BATTENFELD.
Hoffer Plastics’ newest “focused factory” features four HM300 WITT-MANN BATTEN-FELD machines, producing packag-ing related parts.
WITTMANN innovations – 3/2013 13
BillHoffer,HofferPlasticsPresidentstates:“Withthisstate-of-the-artexpansion,wearecommittedtoen-hancingtheHofferexperienceforourcustomersand
employees.Thenextyearmarksour60thanniversary,andinvestmentsofthisnaturesetthestageforthe3rdgenerationandtheirfuturedirectionandleadershipofthecompany.”
A new “focused factory”
Foundedin1953,Hoffertodayoperatesoutofa365,000squarefootfacilityinSouthElginandhasover100moldingmachinesinoperation.Backinthe1950s,BobHoffer,the
company’sfounder,originatedthefocused factoryconcept.Theideawastoliterallydividetheirmoldingplantintosmallerfactorieswithanaverageof12presseseach.Eachofthesefocused factoriesareoperatedbyaPlantManagerandmanagedasitsownsmallcompany.
ThefocusofHoffer’snewestfocused factoryispackaging.Whilethecompanycannotsharespecifics,itwillsaythatallfourofthenewWITTMANNBATTENFELDpressesareoperatinginPlant#4,andthenewfactoryisastate-of-the-art,industryshowplaceforhigh-speed,high-techmoldingandautomation.Inadditiontothenewmachines,WITT-MANNBATTENFELDsuppliedHofferwithrobotics,auto-mationandauxiliariesincludingacentralmaterialhandlingsystemforthenewfacility.
Eight new WITTMANN BATTENFELD machines
RockyBreweristheDirectorofManufacturingattheSouthElginHofferPlasticsproductionfacility.HesaidthatinadditiontothefournewWITTMANNBATTENFELDinjectionmoldingmachinesinPlant#4,Hofferisrun-
ningthree2-shotandone240tonHMinjectionmold-ingmachineinaseparatefocusedfactoryattheirplant.-Thesemachineswerepurchasedearlierintheyear2012,inadditiontothenewfour-machineorder.“Webuiltthisfocused factoryinlessthanthreemonths,”RockyBrewersaid.“Thisfocused factoryisdedicatedtoproducingpartsfor
animportantmajorappliancemanufacturer.The2-shotWITTMANNBATTENFELDmachinesaremoldingmulti-component(PPandTPE)handlesforapplianceknobs.WeuseWITTMANNrobotsandauxiliaryequipmentinthatfactoryaswell.”
Service and responsiveness make the difference
BrewersaidthatHofferappreciatestheresponsiveWITT-MANNBATTENFELDservice–WITTMANNBATTEN-FELD’sMidwesternPartsandTechnologyCenterislocatedinSouthElgin,thesametownasHofferPlastics–andthefactthatthismachineryiscostcompetitive.HealsonotedthatHofferistakingadvantageoftheWeb-ServicefeaturesavailablewiththenewWITTMANNBATTENFELDma-chineryandequipment.“Responsetimehasbeentremen-douswiththeWITTMANNBATTENFELDWeb-Servicewe’veusedinthepast,”hesaid.“Theconvenienceofitallfortroubleshootingandcommunicatinghasbeenarealbenefitforus.Withthelayoutofournewaddition,wemadesuretodropEthernetcablestoallmachines.”
HofferPlasticshasbeenalong-timecustomerofWITT-MANNBATTENFELD,andinadditiontothenumerousWITTMANNBATTENFELDmoldingmachinesalreadyin-house,HofferusesawidevarietyofWITTMANNprod-uctsincludingroboticsandautomation,materialhandling,temperaturecontrolunitsandgranulators.•
Injection Molding
Brian Heughis IMM Regional Sales Manager for the WITTMANN BATTENFELD U.S. branch.
Left to right:Rudolf Pichler (Sales Manager North and Latin America of WITT-MANN BATTEN-FELD Austria), Brian Heugh (WITT- MANN BATTEN-FELD U.S. Regional Sales Manager) and Rocky Brewer (Hoffer Plastics Director of Manu-facturing), stand- ing next to a WITT- MANN BATTEN-FELD HM 240 2-shot machine at Hoffer’s plant in South Elgin, Illinois, USA.
WITTMANN innovations – 3/201314
Entire Systems
From the left:Mr. KG Ng, Co-founder & Execu-tive Chairman of Guppy, Jimmy Teo, Managing Director of WITTMANN BATTENFELD Ma-laysia, and David Tan, Business Development Director of WITT-MANN BATTEN-FELD Malaysia.
David Tanis the Business Development Director at WITT-MANN BATTEN-FELD Sdn Bhd in Selangor, Malaysia.
GuppyPlasticIndustrieswasfoundedfromthesharedpassionforrearingfishoftwobusinessfriends,Mr.KGNgandMr.CPGoh.Uponopening
theGombakFishFarm,theyencounteredmanydifficultieswhenitcametosourcingessentialplasticaquariumequip-ment.
Itwasthissig-nificantobstaclethatspurredthemtomanufacturetheproductsthattheyneededthemselves–thus,theGuppyPlasticcompanywasformedin1970,becomingoneofthebiggestinjec-tionmoldersinMalaysiatoday.
Guppyhasestablishedaninternationalmar-ketpresencethatspansmorethan30countriesincludingtheU.S.,Canada,Australia,andNewZealandaswellasnumerouscountriesinAsia,EuropeandtheMiddleEast.Currently,80%ofGuppy’ssalescomefromoverseasexports.
Thecompany’soperationsarelocatedinMalaysiaandChinawithaSalesOfficeintheU.S.Therearefourplantsintotal:theheadquartersinCheras&TamanKarunmas,Selangor,asecondMalaysianplantinPenang,andoneinNantonginChina.Allofthemarefullyequippedwithstate-of-the-artmanufacturingfacilities,andtheyareinvestingheavilyinResearch&Development.Theplants’combinedareaisapproximately625,000squarefeet,housingover220injectionmoldingmachinesthatrangefrom50to3,000tons.
TheGuppySelangorplantfocusesprimarilyonpro-ducingconsumerproducts,whilethePenangplanttakesadvantageofitsproximitytomajorcompaniesinthefieldsoftheautomotiveandelectrical/electronicindustryaswellasthemedicalandtelecommunicationssectorstoproduceproductsforthoseindustries.
TheChineseplantwasdevelopedtomeetthedemandsoftheinternationalfastfoodmarketforhigh-quality,dispos-ableplasticwares.
WITTMANN automation and auxiliaries
Fromthebeginning,Mr.Ngbuilthisbusinessonthebeliefthatitwouldonlybepossibletomeetthehighestdemandsinqualityandproductivitybyusingthemostin-novativeandhigh-performanceequipment.GuppyPlasticwastheveryfirstrobotcustomerofWITTMANNMalaysiabackin2001,buyingaW633withCNC3controlforusewitha1,300tonsinjectionmoldingmachine.
GuppywasespeciallyimpressedbytheWITTMANNrobot’skick-strokedesign,whichofferedthehigheststa-bilityandflexibilitywhenremovingbigpartsfromthe
machine.Todate,GuppyPlastichaspurchasedmorethan20WITT-MANNrobotsandcontrols.Inadditiontotheirlinearrobots,WITTMANNwaterflowre-gulatorsmadealastingimpres-sion.Guppyisorderingawaterflowregulatorfromthe301Seriesfortheusewitheverynewmachine.
Thecompanyiscontinuouslyimprovingthemanufac-turingprocessesbyusingthereliableandpreciseWITT-MANNTEMPROmoldtemperaturecontrollers.Rangingfrom90to180°C(pressurizedwatersystems)andevenupto250°C(oilasheatingmedium),theyaremeetingallprocessrequirements.Today,GuppyPlasticisusingmorethan40TEMPROunits.
The EcoPower injection molding machine
In2013,WITTMANNBATTENFELDMalaysiasuppliedGuppywiththeirfirstEcoPower180/1330.Mr.Ng,havingastrongbackgroundininjectionmolding,isverypositiveaboutthemachine’squalityandsuperiorperformance.ForGuppyPlastic–acompanythatisveryfamiliarwithmanytypesofmoldingmachines–themostimportantrequire-mentisahighoutputatafastinjectionspeed.
WiththeEcoPower,Guppygetsanelectricmachinewithaservo-hydraulicdriveforejectorandnozzlemovement.Theinjectionunithastwohighlydynamicservomotordrivesenablingfastproductioncycles.AndtheEcoPowersavesenergy,thusreducingcosts–anotheraspectthatcon-vincedGuppythattheEcoPowerwastherightchoice.•
Guppy Malaysia, now 50 years old, relys on the WITTMANN GroupIn addition to using WITTMANN auxiliaries, Guppy Plastic in Malaysia has again endorsed the reliability of the WITTMANN BATTENFELD EcoPower injection molding machine.David Tan
WITTMANN innovations – 3/2013 15
Portrait
Poland (Part 2):DOPAK looking ahead very optimistically
Thecompanywasestablishedin1992byMs.UrsulaSteiner.
Originally,thecorebusinessofDOPAKconsistedofONIchillingsystemsandKraussMaffeiinjectionmoldingmachines.InordertosatisfythePolishcustomers’needsformodernautoma-tionsystems,DOPAKbeganasuccess-fulcollaborationwithWITTMANNin1996.Today,DOPAKisthemainproviderofWITTMANNrobotsandotherperipheralequipmenttoPolishinjectionmolders.Since2006,DOPAKhasbeenbasedinanewbuildinglocatedinthesoutherndistrictofthecityWrocławwitheasyaccesstoboththeairportandtheA4highway.
A dedicated team
Tenheadquarterstaffmembersareresponsibleforsalessupport,logistics,servicecoordination,andfinance.Fivemobilesalesmenoperatinginthema-jorPolishregionsguaranteefastaccesstothecustomers,andtheyhavecon-tributedgreatlytotheestablishmentofcloseandlastingcustomerrelations.Intheservicedepartment,DOPAKcur-rentlyemploystwelvedegree-qualifiedengineers,eachwithaprofessionalat-titudeandwideexperienceinservicing
equipmentfromWITTMANN,KraussMaffei,Bekum,andMaplan.
DOPAK and the Polish market
DOPAKhasanexcellentrepu-tationfortheirdevelopmentofcomplexturnkeysolu-tions,wheretherespectivecustomergetsbothgeneraladviceandprojectsupport,aswellasfull,detailedas-sistanceintheplanninganddevelop-mentofentireworkcells.Basedoncomprehensiveexperience,DOPAKalsosupportstheirclientsbyprovidingopportunitiesforcollaborationwithnumerousdifferentcompanies.
Thelargenumberofstate-of-the-artproductioncellsthatarerunningwithzerodowntimearecontributingtoDOPAK’sstrongpositionontheincreasinglycompetitivePolishmarket.Withtheseproductioncells,DOPAKisoftensellingnotjustinjectionmold-ingmachines,molds,androbots,butalsootherperipheralequipmentuptolarge-dimensionedchillingsystems.
Numerousloyalcustomersaretak-ingadvantageofthepersonalinterac-tionandflexibilityoftheDOPAKsalesteam.DuetotheongoingdevelopmentofthePolishplantsandtheirquestforoptimization,thelastfewyearshaveshownaconstantriseinthenumberofsoldWITTMANNrobots.Ingeneral,thistendencyisheavilyincreasing,andthistrendwasnotaffectedbytheeco-nomiccrisisin2008.DOPAKisoffer-inginnovativemachinesthathelpthePolishplasticsprocessorsgainastrongpositioninanincreasinglycompetitiveanddevelopingglobalmarket.
Allofthis,inadditiontoanoptimis-ticandfriendlyapproach,havemadeDOPAKawhollyreliablepartnerforthePolishinjectionmoldingcompa-nies,todayandinthefuture.•
For over two decades, the comprehensive expertise, passionate commitmentand close relationship to the plastics processing industry have made DOPAKthe leading distributor in the Polish plastics market. In the company’s portfolio,apart from WITTMANN, other first-class producers are represented, such asKraussMaffei, ONI Wärmetrafo, Maplan, Coperion, Bekum, and Neue Herbold.
The new prem-ises of DOPAK Sp. z.o.o. in Wroclaw, Poland.
The company’s founder and Managing Director Ulla Steiner (sit-ting mid) and the DOPAK team in Wroclaw.
BP00000034 – 1303
WITTMANNBATTENFELD INC.1 Technology Park DriveTorrington, CT 06790, USAtel.: +1 860 496 9603fax: +1 860 482 [email protected]
WITTMANN ROBOT(KUNSHAN) CO. LTD.No. 1 Wittmann Rd.DianShanHu TownKunshan City, Jiangsu Province215245 CHINAtel.: +86 512 5748 3388fax: +86 512 5749 [email protected]
WITTMANNKUNSTSTOFFGERÄTE GMBHLichtblaustrasse 101220 Vienna, AUSTRIAtel.: +43 1 250 39-0fax: +43 1 259 [email protected]
WITTMANNBATTENFELD GMBHWiener Neustädter Strasse 812542 Kottingbrunn, AUSTRIATel : +43 2252 404-0Fax: +43 2252 [email protected]