Designation:D1876−08(Reapproved2015)´1StandardTestMethodforPeelResistanceofAdhesives(T-PeelTest)1ThisstandardisissuedunderthefixeddesignationD1876;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.ε1NOTE—Section5.1andFigure1wereeditoriallycorrectedinMay2015.INTRODUCTIONTheaccuracyoftheresultsofstrengthtestsofadhesivebondswilldependontheconditionsunderwhichthebondingprocessiscarriedout.Unlessotherwiseagreeduponbythemanufacturerandthepurchaser,thebondingconditionsshallbeprescribedbythemanufactureroftheadhesive.Inordertoensurethatcompleteinformationisavailabletotheindividualconductingthetests,themanufactureroftheadhesiveshallfurnishnumericalvaluesandotherspecificinformationforeachofthefollowingvariables:(1)Procedureforpreparationofthesurfacespriortoapplicationoftheadhesive,thecleaninganddryingofmetalsurfaces,andspecialsurfacetreatmentssuchassanding,whicharenotspecificallylimitedbythepertinenttestmethod.(2)Completemixingdirectionsfortheadhesive.(3)Conditionsforapplicationoftheadhesive,includingtherateofspreadorthicknessoffilm,numberofcoatstobeapplied,whethertobeappliedtooneorbothsurfaces,andtheconditionsofdryingwheremorethanonecoatisrequired.(4)Assemblyconditionsbeforeapplicationofpressure,includingtheroomtemperature,lengthoftime,andwhetheropenorclosedassemblyistobeused.(5)Curingconditions,includingtheamountofpressuretobeapplied,thelengthoftimeunderpressure,andthetemperatureoftheassemblywhenunderpressure.Itshouldbestatedwhetherthistemperatureisthatoftheglueline,oroftheatmosphereatwhichtheassemblyistobemaintained.(6)Conditioningprocedurebeforetesting,unlessastandardprocedureisspecified,includingthelengthoftime,temperature,andrelativehumidity.Arangemaybeprescribedforanyvariablebythemanufactu...
