Kōjparok ial ko ilo Southeast Asia's Tropical Climate: Bwil, Wōt, im Kōkāāl

Bwebwenato

Jeptomba 15, 2021

Mejatoto eo ilo Southeast Asia ej kwalok jet ian apan ko relap ñan asphalt pavement. Eoon in ej etale ewi wawein an kōkāāl asphalt kōmman an pavement eo mour ilo jekjek kein.

Southeast Asia's Tropical Climate: Jilu apan ko ñan Asphalt Pavement

Southeast Asia's tropical climate — joñan bwil im molo ilo juon yio ej 25-30°C, wot ilo juon yio ej 1,500-3,000 mm, im joñan bwil im molo ej 75-90% — ej kwalok jet ian apan ko relaptata ñan asphalt pavement ibelakin lal. Kalmenlakjān kein jilu rej walok einwot in. Mokta, bwil eo ej bed wot — joñan bwil im molo in asphalt pavement emaron tõpar 60-70°C ilo summer, elaplok jen joñan an bitumen mōrā, im kōmman an rutting — longitudinal grooved deformation — iumin elap wa ko. Kein karuo, elap wot — wot ko rebin (elōñ jikin kwelok ko ilo Southeast Asia remaroñ bōk 50-100 mm in wot ilo juon awa) rej kōmman bwe en rup ial eo, im den ej deloñ ilo bitumen-aggregate interface eo iumin load, im kōmman jorrāān in dren — ekoba potholes, stripping, im aggregate loss. Kein kajilu, joñan bwil im molo eo elap im UV radiation — joñan bwil im molo eo elap ej kōmman bwe en mõkaj an bitumen eo eddeklok, ilo ien eo elap an UV radiation ej bar kōmman bwe en mõkaj an rup light fractions ko ilo bitumen eo. Men kein jilu rej koba ippāer rej melelen bwe mour in asphalt pavement ilo Southeast Asia ej 60-70% in joñan eo ilo jikin ko rebin, ilo ien eo joñan wōnan kōjparok ej diklok.

Rutting: Number-Juon Pavement Distress ilo jikin ko re bwil

Rutting ej juon jorrāān eo elaptata an walok im elap an jelet economy eo ilo Southeast Asian asphalt pavements. Iumin bwil eo ej bed wot, bitumen viscosity ej dikļo k im pavement eo ej eñtan ilo plastic deformation iumin repeated heavy-traffic loading (truck ko, bus ko), ejaak longitudinal depressions ilo ial in wheel ko. Jorrāān in rutting ej elōn wāween ko: kein kajuon, kōjparok — ñe rut eo ej ļapļo̧k jān 15 mm, wa ko remaron̄ in jeor ak jako aer kōjparok ilo m̧ōkaj ko reļļap; kein karuo, jorrāān in dren eo — dān eo ej koba ilo rut ko ej kōļapļo̧k jorrāān in hydroplaning ilo wōt; kein kajilu, jorrāān in m̧weo — m̧akūtkūt in plastic eo ej wōnm̧aanļo̧k wōt ej kōm̧ōkajļo̧k an m̧ōjņo̧ m̧ōttan eo. Uak eo etto ej ñan kajerbal bitumen eo elap an mōrā ak bitumen eo emōj an oktak (einwot bitumen eo emōj an oktak jen SBS), ak men kein ruo rej kalaplok wōnan men ko. Rejuvenator eo jen FangService, ikijen 'modification' eo ilo 3-in-1 system eo an, ej ejaak juon three-dimensional cross-linked network elikin an kar bar kōmmane, ej kalaplok elastic recovery eo an rejuvenated bitumen ñan 85% in virgin bitumen ilo an kejbãrok joñan bwil im molo eo ediklok. Melel in ej ba bwe iumwin joñan bwil ko ilo Southeast Asia, joñan an kajoor asphalt eo ejjab diiklok jen hot-mix mixture eo etto, ilo ien eo joñan wōnan ej 25-40% diiklok.

Jorran jen Dān: Chain Reaction eo jen an Interface Debonding ñan Potholes

Jorrāān jen den ej jorrāān eo kein karuo ilo Southeast Asian asphalt pavements, im eddōklok eo an ej juon chain reaction. Bun̄tōn eo kein kajuon, dān eo ej deļo̧n̄e — ilo jekjek ko reļļap an wōt, dān eo ej deļo̧n̄e m̧ōttan eo ilo iaļ eo kōn kōto ko an asphalt eo (ekkā an 4-6%). Bun̄tōn eo kein karuo, kōjepelļo̧k m̧ōttan eo — ium̧win eddo, dān ej ejaake hydrostatic pressure ilo bitumen-aggregate interface eo, jidik kōn jidik kakkure bond eo ikōtaan bitumen film eo im aggregate eo. Bun̄tōn kein kajilu, jako in m̧ōttan ko — ālkin an bond eo jorrāān, m̧ōttan ko an m̧ōttan ko rej bōkļo̧k jān eddo ko an wiil ko, im kōm̧m̧ani m̧ōttan ko. Bun̄tōn eo kein kajilu, kōļapļo̧k wōrwōr ko — dān ilo wōrwōr ko ej bar kōm̧ōrāik iaļ eo iturin, im ejaake jikin ko reļļapļo̧k. Rejuvenator eo jen FangService ej kakajurlok bond eo ilo bitumen-aggregate interface eo ikijen three-dimensional cross-linked network eo, elap an kōmman bwe en diklok an walok jorrāān in den. Data ko kar joñe rej kwalok bwe joñan kajoor eo an asphalt eo emōj an bar jeblak (kajoor eo elikin 7-raan in dren ilo dren vs. kajoor in dry) ej 15-20% elaplok jen eo an hot-mix mixture eo ekkā.

RAP Resource Characteristics im Utilization Status ilo Southeast Asia

Ailiñ ko ilo Southeast Asia rej bed ilo joñan ko reoktak jen dron ilo an RAP recycling. Kein kajuon — Singapore im Malaysia: ippāñ RAP ko rejimwe im joñan ko an recycling, RAP emaron tõbar 40-60%. Land Transport Authority (LTA) an Singapore ej aikuj aolep jerbal in ial ko relap ñan etale elañe emaron in kōjerbal bar juon alen. Kein karuo — Thailand, Vietnam, Indonesia: RAP recycling ej bed ak ejjab jejjet joñan, im recycling ej 20-30%. Tier eo kein kajilu — Myanmar, Cambodia, Laos: RAP recycling ej lukkun zero, im men ko rej bōbrae ej an ejelok kein jerbal in screening im joñan ko an technical. Jekdon ta tier eo juon ailiñ ej bed ie, rejuvenator eo jen FangService emaron in kajerbale make — liquid concentrate, pump ikijen additive system ko rej bed, im ejelok kein jerbal ko rejenolok. Ñan ailiñ ko ilo third-tier, men in ej melelen bwe remaroñ jolok eddōklok in technology eo ailiñ ko rekar eddeklok rar etal ie — jen dilution oil ñan molecular regeneration — im bōk second-generation molecular regeneration technology.

Field Case: Thailand Expressway Regeneration Test Section

Ilo juon jerbal in kōkmman ial ko ilo Thailand, jikin jerbal in engineering eo ear ejaake juon 60% RAP regeneration test section ñan keidi ibben juon conventional hot-mix section. Data ko relap: moktata, RAP ej itok jen asphalt pavement jen 15 yio ko remootlok, ippāñ bitumen eo enañin 5.5%, im bitumen eo emōj an mōrā ear wōnmanlok jen 48°C ñan 65°C; kein karuo, joñan rejuvenator ej 8% in RAP bitumen mass, im post-rejuvenation softening point eo ear bar jeblak ñan 51°C (ilowaan 3°C in virgin bitumen); kein kajilu, joñan bwil im molo in kōmat eo ear diklok jen 180°C ñan 130°C, im ear diklok an armij kajerbal fuel kin 30%; kein kajilu, elikin ruo ien wot, mõttan eo kar bar kōkāāle ekar wōr 40% diklok an wōr wōt ko im 30% diiklok an rut jen mõttan eo ekar kōmmane ilo hot-mix. Aorōkin case in ej bwe ej kwalok bwe ilo Southeast Asian tropical climate climate, asphalt regeneration ejjab jerbal wōt emman ilo laboratory eo ak ej barāinwōt jutak pen ilo mālijjon ko ruo an bwil im wot ilo ial ko.

Pepe in wia: Rejuvenator Selection Points ñan Southeast Asian Projects

Ñan ri wia ro ilo Southeast Asian road projects, kālet asphalt rejuvenator ej aikuj in lukkun lale men kein. Mokta, joñan bwil im molo eo elap — rejuvenator eo make ejjab aikuj in lukkun bwil ak jorrāān ilo joñan bwil ko reutiej, im joñan an bwil ej aikuj in lukkun utiej (rejuvenator eo jen FangService ewōr an joñan bwil im molo in 231°C, elaplok jen joñan bwil im molo eo an 130-140°C). Kein karuo, maroñ in bōbrae jorrāān jen den — ri wia ro rej aikuj in letok data in Marshall test im freeze-thaw split test. Kein kajilu, maroñ in jerbal ibben bitumen ko kar ukōti ilo jikin eo — SBS bitumen ko kar ukōti im bitumen ko kar kōmmani jen rubber rej lukkun kajerbali ilo ailiñ ko ilo Southeast Asia, im rejuvenator eo ej aikuj in jerbal ibben bitumen kein kar ukōti. Kein kajilu, jokkin wot juon — Jerbal ko ilo Southeast Asia ekkã air wõr air schedule ko redik, im maroñ in bõk men ko ilo jikin eo im maroñ in bõk men ko rej men ko raorõk. Kein kajilu, jipan ko ikijen kein jerbal ko — maroñ eo an ri wia eo ñan lelok jiban ko ñan kōmman mix ko ilo jikin eo im nan in tel ko kin ekkal. Ñan jerbal ko ilo Southeast Asia, joñan wōnan jipan ko ilo jikin eo ekkā an laplok jen wōnan men eo make. View the Asphalt Rejuvenator Supplier