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【英文标准名称】:StandardPracticeforPreparationofViscosityBlendsforHotRecycledBituminousMaterials
【原文标准名称】:热再循环沥青材料粘性掺合物制备的标准试验方法
【标准号】:ASTMD4887-1999(2003)
【标准状态】:现行
【国别】:
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D04.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:沥青;高温试验;试验;粘度
【英文主题词】:asphaltviscosity;binderviscosity;RAPbinder;reclaimedasphaltpavement(RAP);recycledasphalt;recycledbituminousmaterial
【摘要】:Astandardprocedureforblendpreparationisessentialtoensurematerialquality,specificationcompliance,andproceduraluniformity.1.1Thispracticecoverstheprocedureforpreparationofhotrecycledbituminousblendsfortestinginthelaboratory.Theprocedureinvolvesaniterativetrialblendprocessfollowedbythepreparationofbatchblends.1.2Thebatchblendscanbeusedforextensiveevaluationsuchasviscosity,penetration,ductility,agingproperties(suchasRollingThinFilmOvenorThin-FilmOventests,orboth(RTFO/TFO)),compositionanalysis,solubilityanalysis,andotheruser-selectedtests.1.3Thispracticeassumesthatarepresentativereclaimedasphaltpavement(RAP)sampleisextractedandtheagedbinderrecoveredusingTestMethodsD2172andTestMethodD1856(thispracticemaybemodifiedbyusingarotaryevaporatorwhichisextensivelyevaluatedintheminutesofthe18thPacificCoastConferenceonAsphaltSpecifications)oranyotheracceptabletestmethod.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E43
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】: