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InjectionmoldingprocessparametertableinEngliREPORTING目錄InjectionmoldingmachineparametersMoldparametersMaterialparametersProcessparametersQualityparametersPART01InjectionmoldingmachineparametersREPORTINGTheamountofmaterialinjectedintothemoldduringeachcycleoftheinjectionmoldingmachineItistypicallymeasuredincubiccenters(cc)orcubicinches(in3).InjectionVolumeInjectionvolumedirectlyaffectstheweightandsizeofthemoldedpartsItmustbecarefullyselectedtomatchthedesiredpartsizeandweightEffectofInjectionVolumeInjectionVolumeMaximumInjectionPressureThemaximumpressureoftheinjectionmoldingmachinecanbeappliedtoforcethematerialintothemoldcavityItistypicallymeasuredintonsforceormegapascals(MPa)MaximumInjectionPressureMaximuminjectionpressureaffectsthequalityofthemoldedparts,specificallytheirsurfacefinishanddensityToohighortoolowapressurecanresultinpoorpartqualityEffectofMaximumInjectionPressureInjectionSpeedTherateatwhichtheinjectionmoldingmachineinputsmaterialintothemoldcavityItistypicallymeasuredinmeterspersecond(m/s)orcenterspersecond(cm/s)EffectofInjectionSpeedInjectionspeedcanaffectthequalityofthemoldedparts,specificallytheirinternalstructureandsurfacefinishFastinjectionspeedsmayresultinpoorsurfacefinish,whileslowinjectionspeedsmaycauseinefficientfillingofthemoldcavityInjectionSpeedLockingForceTheforceappliedbytheinjectionmoldingmachinetoholdthemoldclosedduringtheinjectionprocessItistypicallymeasuredintonsforceormegapascals(MPa)EffectofLockingForceLockingforcemustbesufficienttopreventthemoldfromopeningduringtheinjectionprocess,whichcanleadtopartwarporotherdefectsToomuchlockingforcecanalsocausedamagetothemoldLockingForcePART02MoldparametersREPORTINGItisessentialtochoosetheappropriatemoldsizethatmatchesthedesiredpartsizeThemoldmustbelargeenoughtoaccommodatethemorematerialandcreatethedesiredpartgeometryThemoldcapacityreferstothemaximumvolumeofmoltenmaterialthatthemoldcanholdbeforeitneedstoberefinedorreplacedItiscriticaltoensurethatthemoldhassufficientcapacitytoproducetherequirednumberofpartswithoutinterruptionThemoldactivityisthespacewithinthemoldwherethemoltenmaterialisrejectedandshapedintothedesiredpartThenumberofactivitiesinthemolddeterminesthenumberofpartsthatcanbeproducedinonemoldingcycleMoldsizeMoldcapacityMoldactivityMoldsizeMaterialtypeThemoldmaterialmustbecapableofstandingthehightemperaturesandpressuresassociatedwiththeinjectionmoldingprocessCommonmaterialsusedformoldsincludesteel,aluminum,andhighperformanceplasticsHeatresistanceThemoldmaterialmusthavesufficientheatresistancetostandthehightemperaturesofthemoltenmaterialwithoutwarpingordeformingHeatresistanceiscriticaltomaintainthedimensionalstabilityofthemoldMachineryThemoldmaterialshouldbeeasytomachineandfabricintothedesiredshapeandgeometryMachinabilityisessentialforcreatingcomplexmoldfeaturesandmaintainingaccuratedimensionsMoldmaterialHeatingsystem:ThemoldtemperatureiscontrolledbyaheatingsystemthatmaintainsthemoldataconsistenttemperaturethroughoutthemoldingcycleTheheatingsystemmustbecapableofquicklyheatingupthemoldandefficientlydistributingheattomaintainuniformtemperaturesTemperaturecontrol:AccuratetemperaturecontrolisessentialtoensureconsistentpartqualityandtopreventthermalshocksthatcandamagethemoldoraffectthepropertiesofthemoltenmaterialTemperaturecontrolsystemsmonitorandadjustthemoldtemperaturebasedonfeedbackloopsHeattransfercoefficient:TheheattransfercoefficientofthemoldmaterialeffectshowquicklyheatistransferredwithinthemoldAhighheattransfercoefficientallowsforfasterheatdistributionandmoreeffectiveenergytransfer,whichcanimprovecycletimeandpartqualityMoldtemperatureMoldcoolingCoolingchannels:Coolingchannelsarechannelsorpassagewayswithinthemoldthatallowscoolantstocirculate,removingheatfromthemoldduringthemoldingprocessThelocationanddesignofcoolingchannelsarecriticalforeffectiveheatremovalandpartcoolingCoolingtemperature:ThecoolanttemperaturedirectlyaffectstherateatwhichheatisremovedfromthemoldAlowercoolanttemperaturewillresultinfasterheatremovalbutmayalsocoolthemorematerialtooquickly,leadingtoprecisionsolidificationandpotentialdefectsCoolingtime:ThecoolingtimereferstothedurationoftimethatcoolantcycleswithinthecoolingchannelsofthemoldProposecoolingtimeisessentialtoensurethatthemoltenmaterialhassufficienttimetosolidifybeforebeingrejectedfromthemold,resultingindimensionallystablepartsPART03MaterialparametersREPORTINGPlasticTypeDifferenttypesofplasticshavedifferentmeltingpoints,stiffness,andchemicalpropertiesThematerialtypemustbematchedwiththeinjectionmoldingprocesstoensuregoodprocessingresultsCommonlyusedplastictypesincludeABS,PC,PP,PVC,etc要點一要點二ReinforcementMaterialsToimprovethemechanicalpropertiesofinjectionmoldedproducts,reinforcementmaterialssuchasglassfiber,carbonfiber,ortalccanbeaddedtotheplasticmaterialbeforeinjectionmoldingMaterialTypeThemoldtemperatureisanimportantparameterthataffectsthecoolingrateandcrystallinityoftheinvestmentmoldedproductItshouldbeadjustedaccordingtothematerialtypeandprocessingrequirementsGenerally,themoldtemperatureshouldbeslightlyhigherthanthemeltingpointoftheplasticmaterialMoldTemperatureThemelttemperaturereferstothetemperatureoftheplasticmaterialbeforeitisrejectedintothemoldItshouldbehigherthanthemeltingpointoftheplasticmaterialbutlowerthanitscompositiontemperaturetoensuregoodprocessingstabilityandproductqualityMeltTemperatureMaterialTemperatureHumilityofPlasticMaterial:ThemoisturecontentoftheplasticmaterialeffectsitsprocessingperformanceandproductqualityIfthemoisturecontentistoohigh,itmayleadtobubbleformationandunexplainedcoolingintheinjectionmoldedproductTherefore,itisnecessarytocontrolthemoisturecontentoftheplasticmaterialwithinacertainrangebeforeprocessingHumilityofMold:ThehumilityofthemoldaffectsthecoolingrateandsurfacequalityoftheinjectionmoldedproductIfthehumidityistoohigh,itmaycausecondensationonthemoldsurface,leadingtosurfacedefectsintheproductTherefore,itisnecessarytocontrolthehumidityofthemoldaccordingtotheprocessingrequirementsMaterialHumidityColoringAgentInjectionmoldedproductscanbemadeindifferentcolorsbyaddingvariablesegmentsordiestotheplasticmaterialbeforeprocessingThechoiceofcollaborationsshouldbebasedontheprocessingrequirementsandproductapplicationscenarioColorConsistencyToensurecolorconsistencyininvestmentmoldedproducts,itisnecessarytousecolorsofthesamebatchandstrictlycontrolthemixingratioofthecolorsintheplasticmaterialAdditionally,regularcolorinspectionandreplacementarerequiredtoavoidcolordifferencesinproductsMaterialColorPART04ProcessparametersREPORTINGInjectionTime:ThetimetakenforthemoltenmaterialtobeinjectedintothemoldItisessentialtocontroltheinjectiontimeasitaffectsthequalityofthefinalproductTooshortofaninjectiontimemayresultinincompletefillingofthemold,whiletoolongofaninjectiontimemaycauseoverfloworotherdefectsInjectionTimeCoolingTimeCoolingTime:ThetimetakenforthemoltenmaterialtocoolandsolidifyinthemoldPropercoolingisessentialtoensurethatthematerialachievesthedesiredshapeandpropertiesThecoolingtimealsoaffectsthecycletimeoftheinjectionmoldingprocessTooshortofacoolingtimemayresultinincompletecoolingandwarmingofthepart,whiletoolongofacoolingtimemayincreasethecycletimeandreduceproductivityEjectionTime:ThetimetakenforthemoltenmaterialtobeejectedfromthemoldaftercoolingTherejectiontimeiscriticalforensuringthatthepartiseasilyremovedfromthemoldwithoutdamageTooshortofaninjectiontimemayresultinincompleteinjectionordamagetothepart,whiletoolongofaninjectiontimemayincreasethecycletimeEjectionTimePART05QualityparametersREPORTINGSurfacefinishReferstothesmoothnessandtextureofthesurfaceofthemoldedproductItisstylishlymeasuredusingastandardscalethatgradesfromexceltopoorColoruniformityEnsuresthatthecolorofthemoldedproductisconsistentthroughoutitssurfaceAnycolorvariationscanbeattributedtovariousfactorsliketemperaturevariationsorimprovecolorsFlash/BurrsOccurwhenthemoltenmate

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