Designation:D2064−91(Reapproved2012)StandardTestMethodforPrintResistanceofArchitecturalPaints1ThisstandardisissuedunderthefixeddesignationD2064;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversanacceleratedprocedureforevaluatingtheprintresistanceofarchitecturalpaints.ItdiffersfromprintresistanceTestMethodD2091inthatthelatterisconcernedwithlacquerfinishesunderpackaging,shipping,andwarehousingconditions,whereasthistestmethodisconcernedwithdecorativecoatingsundergoingrandomon-sitepressurecontact.NOTE1—Printingshouldnotbeconfusedwithblocking,whichismeasuredinTestMethodD4946.Theformerrelatestotheindentationofasurface,andthelatter,thestickingtogetheroftwosurfaces.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D2091TestMethodforPrintResistanceofLacquersD4946TestMethodforBlockingResistanceofArchitecturalPaints3.Terminology3.1Definitions:3.1.1printresistance,n—theabilityofapaintfilmtoresistformingapermanentimpressioninasemihardenedfilmasaresultofapressurefromanobjectplacedonit.3.2Foradditionaldefinitionsofterms,refertoPaint/CoatingsDictionary.34.SummaryofTestMethod4.1ApieceofcheeseclothisplacedonthepaintedsurfaceandtoppedwithaNo.8rubberstopper(positionsmallerdiameterofstopperonthecheesecloth)anda500-gweighttocreateapressureofabout0.9psi(6.2kPa).Thisassemblyisplacedina140°F(60°C),orotheragreedupontemperature,ovenfor1h.Whencooled,theresultingpaintsurfacesareratedonthenumericalscaleof0to10,whichc...
