Designation:D2824/D2824M−13StandardSpecificationforAluminum-PigmentedAsphaltRoofCoatings,Nonfibered,andFiberedwithoutAsbestos1ThisstandardisissuedunderthefixeddesignationD2824/D2824M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.1.Scope1.1Thisspecificationcoversasphalt-based,aluminum-pigmentedroofcoatingssuitableforapplicationtoroofingormasonrysurfacesbybrushorspray.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section8,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimita-tionspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C1549TestMethodforDeterminationofSolarReflectanceNearAmbientTemperatureUsingaPortableSolarReflec-tometerD962SpecificationforAluminumPowderandPastePig-mentsforPaintsD4798PracticeforAcceleratedWeatheringTestConditionsandProceduresforBituminousMaterials(Xenon-ArcMethod)D6511TestMethodsforSolventBearingBituminousCom-pounds3.Classification3.1TypeI—Nonfibered,containingnofiber.3.2TypeIII—Fibered,containingnoasbestosfiber.4.MaterialsandManufacture4.1Asphalt-based,aluminum-pigmentedroofcoatingsshallconsistofanasphaltbase,volatilepetroleumsolvents,andaleafingtypeofaluminumpigmentconformingtotherequire-mentsofSpecificationD962,withorwithoutfiberadded.Theyshallbemixedtoasmooth,uniformconsistencysuitablefor...
