Designation:D6846−02(Reapproved2020)StandardPracticeforPreparingPrintsofPastePrintingInkswithaPrintingGage1ThisstandardisissuedunderthefixeddesignationD6846;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoverstheprocedureforpreparinglabo-ratoryprintsofpasteinksusingaprintinggageinconjunctionwithaflat-bedproofpress.1.2Thispracticeisapplicabletothepreparationofsolid-areaprintsbydirectletterpressorbydryoffsetonaflatsubstratesuchaspaper,paperboard,ormetal.1.3Thispracticeisapplicableprimarilytolithographicandletterpressinksthatdrybyoxidationorpenetration.Withtheadditionofappropriatedryingorcuringequipment,itisalsoapplicabletootherpasteinksystemssuchasheat-setorenergy-curable.1.4Theinstructionsinthispracticeareintendedtomini-mizethewithin-printandamong-operatorvariabilityinherentinhandoperations.1.5Thispracticefeaturesbuilt-ininkfilmthicknesscontrol.Itdoesnotmeasurethefilmthicknesstransferredtotheprint;however,filmthicknessequivalencemaybeevaluatedbyvisualorinstrumentalcomparisonsofopticaldensity.1.6ValuesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionsaregiveninSection7.1.8Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1316TestMethodforFinenessofGrindofP...
