Designation:D898–05StandardTestMethodforAppliedWeightPerUnitAreaofDriedAdhesiveSolids1ThisstandardisissuedunderthefixeddesignationD898;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.1.Scope1.1Thistestmethodcoversthedeterminationofthequan-tityofadhesivesolidsappliedinaspreadingorcoatingoperation.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.2.ReferencedDocuments2.1ASTMStandards:2D907TerminologyofAdhesives3.Terminology3.1Definitions—ManytermsinthisstandardaredefinedinTerminologyD907.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1spreadingorcoatingweightperunitarea,n—thetotalquantityofadhesivesolidsuniformlyapplied,expressedinpoundsperthousandsquarefeet,orkilogramsperonehundredsquaremetres,ofjointorsurfacearea.3.2.2testspecimenoradherend,n—thatmaterialwhichistobespreadorcoatedwithadhesive.3.2.3totalquantityofadhesivesolidsapplied,n—thesolvent-freegrossweightofadhesiveonthesurfaceoratthegluejoint,whetherresultingfromasinglespread,doublespread(bothcontactingsurfacesspread)ormultipleapplica-tionsofadhesive.4.SignificanceandUse4.1Thistestmethodallowsonetoquantitativelymeasuretheweightofadhesiveappliedduringacoatingapplication.5.Apparatus5.1Theapparatusconsistsofabalancecapableofweighingthematerialaccuratelytothenearest1%,andasuitableinstrumentformeasuringthelineardimensionsofthespeci-menstothesamedegreeofprecision.5.2Equipmentcapableofsatisfactorilydryingthespreadorcoatedspecimenstothesolvent-freecond...
