Guangdong Shunde ISGO Technology Co., Ltd.

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Mechanics

We have been striving to exceed your expectations for products, services and values.

We hope to be your partner and provide you with high-quality surface printing solutions to obtain

the highest quality final products. To this end, we are proud to provide

the following products and services for your unlimited creativity.

MECHANICS

Focus on the manufacturing of mechanical equipment (especially the special process of curved surface printing)
DESIGN

Provide free exclusive brand image design promotion scheme and lifelong technical guidance
MATERIAL

Professional sales of various professional ink consumables
PROJECT

According to the needs of different customers and the performance of printing machinery, matching corresponding ink consumables

ABOUT ISGO

EXPERIENCE, SPECIFICATION AND GUIDANCE

We have experienced key technical developers in the industry, who are proficient in the development and design of machinery

manufacturing, and have a rigorous and perfect product development process. At the same time, we provide customers with

free exclusive brand image design promotion scheme and lifelong technical guidance. According to the needs of

customers to provide professional product design, on the basis of the plan to carry out careful and accurate printing parameters

adjustment, so as to achieve the optimization of finished printing.

OUR BUSINESS

OUR CUSTOMERS

They all chose ISGO

To become an integrated supplier of printing industry, to promote the printing industry to enter the era of green environmental protection and create a professional and innovative team to create the maximum value for customers, employees and shareholders. AAA enterprise of quality, service and integrity; best training strategic partner of Puwei group; listed enterprise of Qianhai equity trading center.

Before After

NEWS

Status and opportunities of China's curved surface printing industry

2019-08-29

1.Excessiverelianceonmanualoperations Curvedsurfaceprintingdependsonmanualoperationsinchromaticity,pressureadjustment,feeding,samplingandotherlinks.Intheinorganiclongtime,theprintingmachineisbasicallyinaparalyzedstate.Intheabsenceoftemplatesandfollow-up,thecaptainoftheprintingpressadjuststheamountofinkaccordingtohispreferencesandexperience.Thequalityoftheprintislargelydeterminedbythelevelofthecaptain.Evenifsomepilotshaveexperience,duetoacademicqualifications,visionandotherconstraints,theprofessionalknowledgeisnarrowandthetechnologyupdateisslow.Professionalhigh-skilledprintersarehardtofind. 2.Theinksuppliesarecomplicatedtomatch,andtheprintingqualityandcostaredifficulttocontrol Thedensity,fineness,viscosity,fluidity,saturation,waterresistance,acidandalkaliresistanceofdifferentinksarealsodifferent.Itisproportionedwiththethinner,matchedwiththepropertiesofthematerial,withpigments,linkingmaterials,fillersTheratioofadditionalmaterialsisever-changing.Thedifficultyingraspingthisvariabilityhascausedseriouswasteofconsumablessuchasinkandblankets,whichhasgreatlyincreasedprintingcosts.Mostoftheinksonthemarkettodayhaveaviscosityof13TV,whilecurvedprintingonlyrequiresaviscosityof18TV.Thisspecialinkwithoutcurvedprintingislikelytocauseblurredprintedimages,differentinkcolors,andbubblesorindentationsonprintedstripesWaitforqualityproblems. 3.Occupationaldiseasesarefrequentandthelossofskilledworkersisserious High-frequencycontactwithinkintheprintingindustry,harmfulgasessuchasalcoholcompounds,formaldehyde,phenolandotherorganicsolventsintheinkenterthebodythroughtherespiratorytractandskinofworkers,causingavarietyofrespiratorydiseasesandoccupationalpoisoning.Ultravioletraysreleasedbythecuringsystemduringthestart-upprocesscanirritatethehumaneye,andlong-termexposuremaycausedamagetotheeyemembraneandlossofvision.Therefore,itisnoteasyforprintingworkerstoworkformorethanfiveyears.Highoccupationalhazardsallowprintingtechnicianstochooseshort-termjobsorsimplyswitchcareers,causingseriousbraindrainanddifficultrecruitmentproblemsforenterprises. 4.LowproductionefficiencyTheequipmentstructurelacksprofessionalcustomization Consumablewasteisserious,manualoperationisslow,andhighdefectiverateleadstolowproductionefficiency.Theequipmentstructureofthecurvedprintingmachineisextensive,andthereisnoone-to-onecreativedesignoftheequipmentstructureforcertaintypesofprintedproducts.Whenprinting,theprintedproductsneedtoaccommodatetheequipment. 5.Restrictedbyinternationalmonopoly,high-qualitycurvedprintingequipmentisexpensivetoproduce FlexographicprintinghasdevelopedtoamaturestageinEuropeanandAmericancountries,andChina'sflexographicprintinghasonlystartedinrecentyears.Therefore,China'sflexographicprintingmaterialsandplate-makingequipmentrelyheavilyonimports,highpricesandmonopolyafter-salesserviceToacertainextent,itrestrictsthepopularizationandpromotionofflexoprintingintheChinesemarket. 6.IncreasednationalsupervisionandcontrolThecurvedprintingindustryfacesstricterregulations In2010,theprintingindustrywasincludedinthescopeof"developingpreventionandcontrolofvolatileorganiccompoundpollution",andrelevantfunctionaldepartmentsimplementedstricterstandardsonthepartsoftheprintingprocessthatdidnotmeetenvironmentalprotectionrequirements.Inparticular,basedonthe"TenWaters"and"AtmosphereTens",wefocusedonthesupervisionofwaterandvolatileorganiccompoundpollutiontreatment.VOCssewagechargesarepushingtheprintingenvironmentgovernancetoasubstantialnewstage,andthedevelopmentofQuyinisfacingstricterregulations. 7.High-qualitycurvedsurfaceprinting Thedevelopmentoftraditionalcurvedsurfaceprintinghasmatured,andtheemerginggreenprintingflexoprintingisjustbeginning.China'smusicprintingindustryalreadyhastheabilitytomeetthediversifiedandcomprehensiveneedsoftheinternationalmarket.Inthenextthreeyears,thedemandfordomesticflexographicprintingmachineswillexpandrapidly.Inadditiontothedemandforinkaccessories,China'soverallflexographicprintingequipmentwillexceed100millioninmarketdemand.Chinawillbecomeaveritableandimportantglobalmanufacturingbaseforflexographicprintingmachines. Esko'sone-stopcurvedprintingsolutionallowsyoutohaveaperfectprintedproduct ExclusivecustomizedintelligentequipmentReducemanpowerdependenceandgreatlyincreaseproductioncapacity ExclusivecustomizedintelligentequipmentReducemanpowerdependenceandgreatlyincreaseproductioncapacity 1.Automaticfeeding,automaticflameorcoronasurfacetreatment 2.Intelligentonlinedetection.Whenthereisnoprintedproductormultipleprintedproducts,theprintingcylinderisautomaticallyseparatedandthealarmisstoppedtodetect 3.Intelligentvisualinspectiontoremoveunqualifiedprints 4.Automaticinksupplydevice 5.Automaticcleaningofcolorstationandinkset Multipleprintinglinkshavereplacedmanualoperationswithmachinestoachievethelowestmanualdependenceandreducedowntime,whichnotonlyimprovesproductquality,greatlyimprovesproductionefficiency,butalsominimizesoccupationalhazards.Eskocanalsocustomizeitsownhigh-qualitycurvedprintingmachineaccordingtothedifferentneedsofcustomers. Professionalinksup

Common problems and methods of printing

2019-08-29

1.Pooradhesionofinkonsubstrate 1.1Wettingofinkadhesionmechanism:Theadhesionfastnessistheresultoftheinteractionbetweentheprintingsubstratefilmandtheinkbindermaterial.Compatibility:Theconnectionmaterialoftheinkandthebasematerialhavesimilarpolaritiesandgoodcompatibility.(Besuretoselecttheinkthatmatchestheprintedmatter). 1.2Reasonsforpooradhesionandcountermeasuresforbasematerialfactors. a.Thecoronatreatmentdegreeonthesurfaceofthesubstrateisnotenough,therequiredtensionisnotreached,orthetreatedsubstratesurfacehasapoorstorageenvironmentandthestoragetimeistoolong,causingthesurfacetensiontodecayandfail.Generally,thesurfacetensionofPPandPE≧38mN/m,PET≧50mN/m,NY≧52mN/m.Checkthesurfacetensionofeachbatchofmembranesbeforeuse. b.Duringtheprocessing,mostofthebasematerialsareaddedwithcertainlubricants,antistaticagents,moisture-proofagents,etc.Theseadditivesslowlypenetrateintothesurfacefromthefilmovertime,formingaweakinterfacelayeronthesurfaceofthefilm,affectingtheinkAdhesion.Therefore,thefilmshouldbeusedwithinthevalidityperiod,andthesurfacetensionshouldbecheckedbeforeuse.AvailableDynepentest.SubstratefactorThefactorofsubstratemoistureabsorption.Forexample,PA,PVA,PTandothermaterialsareeasytoabsorbmoistureandreduceadhesion.Suchsubstratesshouldbestoredundergoodconditions(temperatureandhumiditycontrol)andfullypreheatedbeforeuse.Thewrongtypeofinkisused,anddifferenttypesofinkaremixed.Therearemanytypesofinkforgravureprinting,includingsurfaceprintingandbackprintinginks.Differentmaterialscorrespondtodifferentinks.Variousspecialinksmustbeusedcorrespondingly,otherwisetheadhesionfastnessisnotenough,andtheoperationprocessinstructionsshouldbecheckedbeforeproduction.Inkwhitening.Deteriorationandwhiteningoftheinkgreatlyreducetheadhesion.Inkdryingisinsufficient.Insufficientdrying,therearemanyresidualsolventsinside,inaddition,acertaindryingtemperatureisextremelybeneficialtoimprovetheadhesionofsomeresinbinders. 2.OverprinterrorOverprinterrorsaremostlycommondefectsinprinting.Thephenomenonisthatduringthemulti-coloroverprintprocess,eachcolorcannotcompletelyoverlap,andthereisacertaindeviation. 2.1PersonnelqualityBecausethecolorregistrationerrorexistsobjectively,itrequiresemployeestohaveextremelystrongworkability.Printingisameticulousjob,whichmustbedonewithcare,careandresponsibility.Self-inspectionandself-inspectionshouldbedoneduringwork,andobservationsshouldbemadebymultiplepartiestofindproblemsintime. 2.2EquipmentfactorsTheaccuracyandperformanceoftheentireequipment,thetensioncontroloftheoverprint,theheatingairsupplysystem,thecooperationoftheimprintingrubberroller,plateroller,plateshaft,guiderollerandothersystems,theseconditionsdeterminethetemperature,pressure,parallelismduringoverprintingDegree,elongation,winding,etc.,andthecolorregistrationsystemitselflimitsitsaccuracy.Registeredphotoelectricdevicesshouldbemaintainedandoperatedcorrectly.Forexample,ifthelightsourceofthehalogenlightsourceisweak,theopticalfiberorhalogenbulbshouldbereplaced,andthedistancebetweenthereflectorandthescanningheadisadjustedcorrectly,generallyabout8mm.Theincreaseoftheplaterollerisnotsuitable,anditiseasytoproducelongitudinalcolorregistrationinaccuracy,therubberoftheimpressionrollerisdeformed,andtheelasticityisinsufficient.Keepthepressurerolleringoodcondition. 2.3OperationprocessThetensionsettingofthesubstrateisunreasonable,thetensionistoosmall,thesubstrateisslack,andthecolorregistrationintheverticalandhorizontaldirectionsisnotaccurate;ifthetensionistoolarge,thesubstrateshrinkslaterallyandthecolorregistrationintheverticaldirectionisunstable,andadjustthetensionaccordingly.Thetemperatureisnotsuitable,especiallyifthetemperatureoftheovenistoohigh,andthetemperatureofthecoolingrolleristoohightodeformthefilm.Forafilmthatisnotflat,thetemperatureofthepreheatingboxshouldbeappropriatelyincreased.Theintakeandexhaustairflowintheovenisunbalanced,whichcausesthefilmtoshakeintheoven.Theanemometershouldbeusedtomeasuretheintakeandexhaustairflowandcontrolit.Theplaterollerisnotinstalledproperly.Ifeccentricityoccurs,theinkontheplugmustbewipedcleanbeforetheplaterollerisinstalled. 3.1Causesofscraperlinemarks①Noinklinemarks.Themainreasonisthattheinkismixedwithhardinorganicimpurities,suchassand,etc.Thesehardparticlesareembeddedinthebladeedgeofthescraperandcauselinemarks.Sometimessuchscraperlinemarksarealsodashedlines,andtheappearanceofsuchscraperlinemarkscaneasilydamagetheprintingandthescraper.

[Knowledge sharing] How to eliminate offset ghosts?

2019-08-29

Duringtheoffsetprintingprocess,the"phantom"failurethatappearsonthecontinuouslyprintedproductsiscalled"ghosting".Intheactualproductionprocess,therearemanyfactorsthatleadtotheappearanceof"ghostimages". 1.Typesof"ghost" Ingeneral,"ghost"canbedividedintomechanical"ghost"andcraft"ghost".Themechanical"ghostimage"iscausedbymechanicalaction,whichismainlyaffectedbyprintingpressure,inkroller,printingplateandotherfactors.Theprocess"ghostimage"isduetothechemicalchangeoftheinkduringtheprintingprocess.Such"ghostimage"isgreatlyaffectedbytheproductionenvironment. Accordingtothepositiveandnegativeimagesofprintedpictures,"ghostimages"canbedividedintopositiveimages"ghostimages"andnegativeimages"ghostimages".Thedarkerpartofthepatternoftheprintedproductiscalledthepositiveimage,andtheextensioninthecircumferentialdirectionformsa"shadow"thatislighterincolorthanthenormalimage,whichiscalledthe"ghostimage"ofthepositiveimage,asshowninFigure1a;Thelighterpartofthepatternoftheproductitselfiscalledthenegativeimage,andthe"shadow"thatisdarkerincolorthanthenegativeimageformedbytheextensioninthecircumferentialdirectionistheso-callednegativeimage"ghostimage". 2.Theformationconditionsof"ghost" Theunreasonablelayoutdesignorimproperadjustmentoftheprintingpressduringoffsetprintingisthemainreasonfortheappearanceof"ghostimages"intheprintedproducts,specifically: ①Thereisapatternortextwithalargeamountofinkrequiredattheheadoftheprintingplate; ②Thereisapatternwithlargeinkdemandandlargeareaatthetailoftheprintingplate; ③Thedistancebetweenthepatternportionintheheadandtaildirectionoftheprintingplateandthesolidportionisjustamultiplerelationshipwiththediameteroftheinkingroller. Offset"ghost"isakindofavoidablefailure,whichfocusesonpreventionandavoidssuchfailures. ISGOhasanexperiencedteamofprofessionaldesigners.Designerswilldesignasuitableandpersonalizedproductimageaccordingtothedifferentmaterials,structuraldifferences,shapecharacteristics,andsizerequirementsoftheprintedproductsincombinationwiththecustomer'sbrandculture.Whendesigningandtypesetting,thelayoutshouldberationallydesigned.Theproperlayoutarrangementcanensurethatthegrindingrollerhassufficientinkingtimetobalancetheinkamountoftheentirepage,andtechnicallyreducetheappearanceofghosts. Ofcourse,youcanalsostartfromthefollowingaspectstoavoidtheappearanceof"ghost": (1)Adjusttheamountofinksupplycorrespondingtothe"ghost"area. (2)Increasetheamountoftandemrollertandem.Iftheinkrollerintheinksupplysystemcannotguaranteetheuniformityoftheinklayerontheinkroller,"ghosting"willalsooccur.Therefore,itispossibletoincreasethemomentumoftheinkingrollertoavoidtheappearanceof"ghosting". (3)Adjustthepressure.Inordertoavoidsuch"ghosting",theoperatorshouldadjustthepressurebetweentheinkrollersintheinksupplysystemtothebeststate. (4)Checkwhethertheblanketistight,theplateistight,andtherollergearisworn. Fordetails,pleasecallforconsultationandtechnicaldiscussion.EskoTechnology,aprofessionalone-stopcurvedprintingservice,solvesprintingproblemsforyou,sothatyouhaveaperfectprintedproduct.