Designation:D6182−00(Reapproved2015)StandardTestMethodforFlexibilityandAdhesionofFinishonLeather1ThisstandardisissuedunderthefixeddesignationD6182;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodisintendedforuseonfinishedleathertoevaluateresistancetocracking,delamination,anddiscolor-ationofthefinishwhensubjectedtorepeatedflexing.Thistestmethoddoesnotapplytowetblue.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1517TerminologyRelatingtoLeatherD1610PracticeforConditioningLeatherandLeatherProd-uctsforTestingD2813PracticeforSamplingLeatherforPhysicalandChemicalTests2.2DINStandard:3DIN53351Dauerfaltverhalten3.Terminology3.1Definitions—TermsusedinthistestmethodaredefinedinaccordancewithTerminologyD1517.4.SummaryofTestMethod4.1Leatherisconditionedaccordingtooneoftwopre-scribedprocedures,flexedinaBallyFlexometer,4andanendpointisdeterminedbyratingthedegreeofdamageafterafixednumberofflexes.5.SignificanceandUse5.1Thistestmethodisintendedforuseonanytypeoffinishedleather.5.2Thistestmethodwillgiveanindicationoftheflexibility,adhesion,andstrengthofthefinishonleather.6.Apparatus6.1BallyFlexometer,conformingtoDIN53351,andoper-atingatarateof100cycles/min.6.2Dieforcuttingleatherspecimensto45×70mm.7.ReagentsandMaterials7.1DistilledorDeionizedWater.8.Sampling,TestSpecimens,andTestUnits8.1SampleleatheraccordingtoPracticeD2813.8.2Cuttwotestpieces45×70mmfromeachsampleusingadie.Onepiececutparallelandtheotherperpendicularto...
