Designation:D2170/D2170M−18Designation:319/84(89)StandardTestMethodforKinematicViscosityofAsphalts1ThisstandardisissuedunderthefixeddesignationD2170/D2170M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversproceduresforthedetermina-tionofkinematicviscosityofliquidasphalts,roadoils,anddistillationresiduesofliquidasphaltsallat60°C[140°F]andofliquidasphaltbindersat135°C[275°F](seetablenote,11.1)intherangefrom6to100000mm2/s[cSt].1.2Resultsofthistestmethodcanbeusedtocalculateviscositywhenthedensityofthetestmaterialatthetesttemperatureisknownorcanbedetermined.SeeAnnexA1forthemethodofcalculation.NOTE1—Thistestmethodissuitableforuseatothertemperaturesandatlowerkinematicviscosities,buttheprecisionisbasedondeterminationsonliquidasphaltsandroadoilsat60°C[140°F]andonasphaltbindersat135°C[275°F]onlyintheviscosityrangefrom30to6000mm2/s[cSt].NOTE2—Modifiedasphaltbindersorasphaltbindersthathavebeenconditionedorrecoveredaretypicallynon-Newtonianunderthecondi-tionsofthistest.TheviscositydeterminedfromthismethodisundertheassumptionthatasphaltbindersbehaveasNewtonianfluidsundertheconditionsofthistest.Whentheflowisnon-Newtonianinacapillarytube,theshearratedeterminedbythismethodmaybeinvalid.Thepresenceofnon-Newtonianbehaviorforthetestconditionscanbeverifiedbymeasuringtheviscositywithviscometershavingdifferent-sizedcap-illarytubes.Thedefinedprecisionlimitsin11.1maynotbeapplicabletonon-Newtonianasphaltbinders.1.3Warning—MercuryhasbeendesignatedbytheUnitedStatesEnvironmentalProtectionAgency(EPA)andmanystateagenciesasahazardousmaterialthatcancausecentralnervoussystem,kidney,andliverdamage.Mercury,oritsvapor,maybehazardoustohealthandcorrosivetomaterials.Cautionshouldbetakenwhenhandlingmercuryandmercury-containingproducts.SeetheapplicableproductM...
