SBS改性沥青外文翻译文献.docx
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SBS改性沥青外文翻译文献.docx
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SBS改性沥青外文翻译文献
SBS改性沥青外文翻译文献
(文档含中英文对照即英文原文和中文翻译)
TheSBSmodifiedpitchmatchratiodesignanddiscussionofconstructiontechnology
[Thesummary]undergooddesignmatchratioandexecutionconditions,SBSpitchcanmakethedurabilityonthepitchroadsurfaceandhigh-temperaturestabilityobviouslyimprove.ThistextwilltestthesituationaccordingtotheconstructionofNo.twointhesouth,willtelltheconstructionspecificationrequirementforthemodifiedpitchofSBSbriefly.
First,SBSmodifiedpitchsummary
ThemodifiedpitchofSBSisonthebasisoforiginalhostpitch(AH-70),isitadd2.5%-3.0%tomix,4.0%SBSmodifypharmaceutical,modifypitchafter,comparewithoriginalpitch,itshigh-temperatureviscidincreases,softenandclickrising.Undergooddesignmatchratioandexecutionconditions,thedurabilityonthepitchroadsurfaceandhigh-temperaturestabilityobviouslyimprove.TestwhilegoingoninalargenumberofroomswhilethemodifiedpitchofSBSproduces,carryontheon-the-spotexperimenttoitstechnicalindicatorafterproduction,experimentalresultindicateoutsidemix3.0%modifiedpitchofSBS,softensome,needleenterdegreeindexmeetmodifiedpitchstandardizetherequest,canmakethematchratiodesignofthepitchmixturewiththemodifiedpitchofSBS.
Second,thematchratioofthepitchmixtureofSBSisdesigned
Inordertoenablethemixturedesignedtoreachtheimplementingeffect,needtoproposethefollowingrequestfromagreatdealofrespects,suchasmaterialrequiring,constructioncraft,qualitycontrolstandardandqualitycontrolmethod,etc.,hopetoarouseattention.
(1),therawmaterialsarerequired
Collectthematerialthicklyby1-1:
Forthethickcollectionmaterialoflayerthemodifiedpitchmixture,shouldadoptthebrokenstoneorgarrulousgravel,itsspecificationoffoot-pathandqualityrequirementshouldaccordwiththeregulationof"pitchroadsurfaceconstructiontechnicalspecificationofthehighway"(JTJ032-94)
1.Itshouldbeclean,dry,hasnotweathered,notharmfultotheimpuritytocollectthematerialthickly,andhavecertainhardnessandintensity.
2.Itshouldhavegoodparticleformstocollectthematerialthatthick,whenthebrokengravelisusedintheexpressway,ClassIHighway,shouldadoptthebiggravelbrokenly,andthereshouldbetwoormorebrokennessonesatleast.
3,shouldchoosethehardqualityrocktocollectthematerialinresistingtheslipperytoplayerthickly(neutralorbaserockthatburn).Becausetherearegreaterdifferencesinthegluetherelayofhardqualityrockandpitch,thethickseizingwhichcollectsthematerialandpitchshouldnotbesmallerthan4grades.To3-5mmstonebitspartitisrelativelylowbecauseofthecontent,andthispartformsthescarystructureandhascertainfunctiontothepitchmixture,proposeusingtherockbitsofhardquality(basalt).
Collectthematerialthinlyby1-2
Thedetailedcollectionmaterialincludesartificialsand,naturalsand.Eachofpitchroadsurfaceshouldadopttheartificialsandascollectingthematerialthinly,itshouldbeclean,dry,hasnotweathered,notharmfultotheimpuritytocollectthematerialthinly,madeupofproperparticle,andhavegoodseizingwiththemodifiedpitch,naturalsandchangewithqualityheavy(majoritythicksandinbeing),relativelyslickandslyformhave,withtheseizingdifferenceofthepitch,exertagreatinfluenceonpitchmixture.Totheexpressway,ClassIHighwaypitchmixture,thecontentofthenaturalsandisunsuitabletoexceed20%,thestonebitspowderofavailable0-3mmreplacesthenaturalsand.
Packthematerialby1-3
Packingoflayershouldcleandrythemixtureformodifiedpitch,specificationrequirementthatqualityshouldaccordwiththeregulationsof"pitchroadsurfacetechnicalspecificationofthehighway"its.
1,themodifiedpitchmixtureshouldbeadoptedthestrongbaserock(limestone,rock),etc.toincreasethebuildingstonesofswimmingskilltorubthedetailedorepowderthatgottopackthematerial,oreitisdryclean,unsuitabletousemixtureproductiondorecoverypowder,lawofdustremovalforpowdertorequire.
2,whileadoptingthecement,subduesthelimepowdertomakepacking,itsconsumptionisunsuitabletoexceed2%oftheorematerialgeneralquantity.
3,doesnotrecommendusingandproducingandarrangingandretrievingthepowderinthemixtureonefloorofmixtureofpitchsurface,whentheplasticityindexissmallerthan4andhydrocoefficientissmallerthan0.8,throughtestingallrightsomeuse,retrieve1/4thatcan'texceedtheorepowdergeneralquantityofeachoneofconsumptionofpowder.
(2),pitchmixturematchratioisdesigned:
Matchratiodesignofthemodifiedpitchmixture,shouldfollow"thepitchroadsurfaceconstructiontechnicalspecificationofthehighway"Chinamixespitchmixturegoalmatchratio,matchratioofproductionthataredesignedofmatchratioandtriesmixingthreestagesthattrypavingaboutheat,confirmorematerialonegradeofmixingandbestmodifiedpitchconsumption.
2-1gradesmixing
PitchmixturematchratioisdesignedgrademixesandshouldadoptMEILIFANtodesign,gradeisworthyofchoosingtheprinciple:
Shouldfetchgradeandmixlowerlimittosifttheholeinordertoreachundermixture2.36mmofModelAC-13I.
2-2powderexpectthan
Theamountsmallerthan0.075mmcontentexertsatremendousinfluencetotheindexofvolumeofpitchmixtureandwaywithperformance,mixturegradecontenttosmallerthan0.075mmmustconsiderthicktocollectdustpartthatmaterialshouldcontaininmixing.Requireorepowdercontentexceedpitchcontent,smallerthan0.075mmpartandratio,pitchofcontentpowdermaterialthanshouldexist1-1.,shouldfetchthecontentoforepowderofonefloorofmixturethepitch4.5-5.
2-3precautions:
Themodifiedpitchmixesandarousesattentiononthefollowingprobleminthedesignprocesswiththematerial.
ShutandshouldhitrealtemperatureaccordingtotheroadsurfaceconstructiontechnicalspecificationofmodifiedpitchandconfirmsaccordingtobondingmaterialthewarmrelationcurveofgluedmaterialofpitchinthemixingofA,mixingandmaterial,mixingandshutting,hittingrealtemperatureandshouldmixandshutstemperaturewithmixandshutthefactory,rollstemperaturelivewhilecarryingontheindoormatchratiodesign.Proposethattemperatureseesthefollowingform:
Thetestofthemodifiedpitchandconstructiontemperature:
Temperaturesecuritymixesthepitchmixture
Itisnotbelow160degreesCentigradetomixthetemperatureofshutting;Presstemperatureandisnotbelow150degreesCentigradeforthefirsttime;Itisnotbelow140degreesCentigradetoreplythetemperatureofpressing;
Presstemperatureandisnotbelow120degreesCentigradeafterall.
B,testtakeasampleandmixthefashionablehomogeneitythatshouldguaranteethegluedmaterialofpitch,shouldpreparegoodgluedmaterialmixaftershuttingevengoingontakingasampleandpreparationofmixture.
ThesurveyofC,mixturevolumeindexwillbeunified,thesurveymixingthepitchmixtureandtryingadensitytosecurityshouldadoptformstodothelawinunison.
WaterandstabilityofD,modifiedpitchmixtureshouldaccordwithtwofollowingindexrequests,shouldbetakenandresistedtopeeloffthemeasurewhilereachingtherequest:
(1),adopt"Marshallofpitchmixturesteadydegreetest"48hsoakedwithwaterMarshallsteadydegreesoftestthatmethoddetermineremainsteadydegreeshouldlighterthan80%".
(2),adopt"pitchmixtureisitisitisittest"intensityofsplittingoffthatmethoddeterminethanshould80%lighterthan"tosplitofftomelttofreeze.
Third,constructionofthepitchmixtureofSBS
SBSpitchonewithelasticplasticmodifiedpitch,correcttoisitcanimprovestoryresistrutperformancethepitchnotablytouse,increasedurability,increaseandresistagingability,lengthenthelife-spanofthehighway.ComparedwithhostpitchofAH-70,theviscidandmollificationandclickingincreasingnotablyofSBSpitch,thetransportationofSBSpitchhassomerequestsdifferentfromhostpitchtoconstructwithfloortheroadsurfacetostore,onlyusereachingtheanticipatedresultcorrectly.
1,mixthespecificationrequirementshut,transporting
Moresteadyforthequalityofguaranteeingthepitchmixture,pitchconsumptionismoreaccurate,shouldadopttheintervaltypemixingandstirmachinetomixandstir.Itmustbeeventomixandstir,onlySBSpitchmodifiesthepharmaceuticalistotallydispersedinthepitch,couldgivefullplaytoitsefficiency,astothethingthatsecuritymixes(AC-13I)themixture,itisevenandunanimoustomixthemixtureaftershutting,phenomenonthatnotsoseparatedfromthickmaterialandblackandwhiteformingthegrouponeasthinmaterial.BecausethetemperatureofconstructionofthemodifiedpitchmixtureofSBSisexpectedrelativelymuch,proposemixingthetemperatureofshuttingtocontrolin160degreesCentigrade,thetransportcommunicationmustputontarpaulinorotherheatinsulator,preventcombiningthematerialsurfacetoformhard,itaccordswiththetechnicalspecificationrequestthatbigorsmallinordertoguaranteepavinginsuccessionandroughness,mustguaranteethatatleasttwocarswaitedtounloadthematerial,thephenomenonthatmustnotpresentthespreadingmachineandwaitforbusinfrontofthespreadingmachine.Theothersrequirethatshouldmeetthespecificationrequirementfortheroadsurfaceconstructi
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