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【英文标准名称】:StandardPracticeforPreparingPrintsofPastePrintingInksbyRolloutsonaLaboratoryFlat-BedPress
【原文标准名称】:实验室平台印刷机用糊状印刷油墨的印刷准备的标准实施规范
【标准号】:ASTMD6487-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D01.56
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:胶印彩色打印机;印刷油墨
【英文主题词】:dryoffsetproofing;lettersetproofing;pasteprintinginks;printinginks;proofingofinks
【摘要】:Laboratoryproofingofinkisnecessarytoestablishareproduciblepredictionofprintappearanceandperformanceproperties,mostofwhicharehighlysensitivetoinkfilmthickness.Theapparatusdescribedinthispracticehasfoundwideuseforroutinecontrolproofingbecauseitprovidesaneconomicalmethodforproducingreasonablylargeprintsatfilmthicknessescomparabletothoseobtainedonproductionpresses.Thispracticedoesnotduplicatethedynamicsofahighspeedpress,nevertheless,itisusefulforqualitycontrolandforspecificationacceptancebetweentheproducerandtheuser.1.1Thispracticecoverstheprocedureforpreparingprintsofpasteinksusingrolloutsonaflat-bedlaboratoryproofpress.TheinitialmethodwasdevelopedbytheNationalPrintingInkResearchInstitute.1.2Thispracticeisapplicabletothepreparationofsingle-colorsolid-areaprintsbythedryoffsetprocess(alsoknownasLetterset)onaflatsubstratesuchaspaperormetal.Itcanreadilybeadaptedtoprintbydirectletterpress.Note18212;TheproofingpressdescribedinthispracticecanalsobeusedwithprintinggagesinaccordancewithPracticeD6846.1.3Thispracticeisapplicableprimarilytolithographicandletterpressinksthatdrybyoxidationorpenetration.Withtheadditionofappropriatedryingorcuringequipment,itisalsoapplicabletoothersystemssuchasheat-setorenergy-curable.1.4Theinstructionsinthispracticeareintendedtominimizethewithin-printandamong-operatorvariabilityinherentinhandoperations.1.5Thispracticedoesnotmeasuretheactualfilmthicknessontheprint,butevaluatesfilmthicknessequivalencebyvisualorinstrumentalcomparisonsofopticaldensity.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheusersofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionsaregiveninSection7.
【中国标准分类号】:A17
【国际标准分类号】:87_080
【页数】:5P.;A4
【正文语种】: