Designation:D1304−99(Reapproved2012)StandardTestMethodsforAdhesivesRelativetoTheirUseasElectricalInsulation1ThisstandardisissuedunderthefixeddesignationD1304;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodscoverproceduresfortestingadhe-sivesinliquid,highlyviscous,solid,orsetstates,thatareintendedtobecuredbyelectronicheating,orthatareintendedtoprovideelectricalinsulation,orthatareintendedforuseinelectricalapparatus.1.2Theproceduresappearinthefollowingorder:(1)ProcedureforTestingAdhesivesBeforeUse:SectionPowerFactorandDielectricConstantofLiquidAdhesives7Direct-CurrentConductivity8ExtractConductivity9AcidityandAlkalinity10pHValue11(2)ProceduresforTestingPropertiesofAdhesivesAsUsed:SectionPowerFactorandDielectricConstantofaDriedorCuredAdhesiveFilm12DielectricStrength13VolumeandSurfaceResistivity14ArcResistance151.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Foraspecifichazardstatement,see8.2.2.ReferencedDocuments2.1ASTMStandards:2D115TestMethodsforTestingSolventContainingVar-nishesUsedforElectricalInsulationD150TestMethodsforACLossCharacteristicsandPermit-tivity(DielectricConstant)ofSolidElectricalInsulationD202TestMethodsforSamplingandTestingUntreatedPaperUsedforElectricalInsulationD257TestMethodsforDCResistanceorConductanceofInsulatingMaterialsD495TestMethodforHigh-Voltage,Low-Current,DryArcResistanceofSolidElectricalInsulationD897TestMethodforTensilePropertiesofAdhesiveBondsD907TerminologyofAdhesives3.Terminology3.1Definitions—ManytermsinthesetestmethodsaredefinedinTerminologyD907.4.SignificanceandUse4.1Insulatingmaterialsareusedtoisolateco...
