Ukuqonda i-Bitumen eguquliwe: Izithuthukisi ze-polymer zophahla nokusebenza kwe-pasement

I-Bitumen eguquliwe imele intuthuko ebalulekile kubuchwepheshe asphalt, inikeza izakhiwo ezithuthukisiwe uma kuqhathaniswa nethabukile lendabuko. Isetshenziswa kabanzi kuzo zombiliuphalana-indlela yokuhamba ngezinyawo eseduze nomgwaqoIzicelo, ezihlinzeka kakhuluukuqina, ukuvumelana nezimo, futhi-ngenamampulosoamakhono. Le ndatshana idlulela emhlabeni weShintsha Bitumen, ukuhlola ukuthi kuyini, ukuthi kuhluke kanjani okujwayelekileitiyela, indima yeipholisaukuguqulwa, izinhlelo zayo ezibalulekile, kanye nezinzuzo ezinkulu ezilethayo, ikakhulukazi amaphrojekthi afunayo kuUkwakhiwa komgwaqona-Ukuphahla Kwezentengiso. Ukuqondaumehluko phakathi kwebitume futhi eguquliweI-Bitumen ibalulekile ngokwenza izinqumo ezinolwazi mayelana nezinto zokwakha, ukuqinisekisa ukusebenza kwesikhathi eside kanye nokusebenza kwezindleko. Ukuthi ubamba iqhaza kwingqalasizinda enkulu noma ukuvikela impahla ebalulekile yokwakha ngeUkuvuselelwa kwe-bitumen okulungisiwe, lo mhlahlandlela uhlinzeka ngokuqonda okubalulekile ngombono womkhiqizi.

Kuthiwani ngempela futhi kusetshenziswa kanjani ngokwesiko?

Bitumen, kaningikubhekiswe kuyo njenge-asphaltKwezinye izifunda ezifana neNyakatho Melika, kuyinto emnyama, enamathela, enobuhlakani obukhulu obungenzeka ngokwemvelo noma obutholwe njengensali kusuka ku-petroleum distillation.IBitumen iyingxube eyinkimbinkimbiye-hydrocarbons. Ngokwesiko,I-Bitumen imvamisaisetshenziswe njenge-tinder inI-Asphalt Pavementfuthi njengeUkuvimbela amanziI-Agent inuphalaIzicelo. Okungokwemvelo kwayoIzakhiwo ezinamathela futhi ezinamanzi anamanziKwenze Kulungele ukuhlanganisa okuhlanganisiwe ndawonye ukuze kwakhiwe indawo yokuhlala eqinile yomgwaqo kanye nokwakha izithiyo ezimanzi ophahleni.

Ukudluliswa kwesimangaliso okujwayelekileIBitumen isetshenzisiweKulezi zicelo bekulokhu ukusebenza kwayo nokutholakala kwayo kanye nokutholakala.Kusetshenziswa iBitumenkakhulu ngaphakathiUkwakhiwa komgwaqo nokulungiswaemhlabeni wonke. Imigwaqokufakwe bitumenNikeza indawo ebushelelezi futhi eqinile. Ophahleni,I-Bitumen kakhuluikwaziswa amandla ayo okudala okungenamthungo,-ngenamampulosoIzendlalelo, ezivame ukusetshenziswa ezinyangeni eziningi noma njengengxenye yezinhlelo ezakhelwe ngaphakathi (BR). Noma kunjalo, okujwayelekilebitumen kungenzekaYiba nemikhawulo, ikakhulukazi ephathelene nokusebenza kwayo ngaphansi kwamazinga okushisa aphezulu nemithwalo esindayo. Yonaingababrittle ngesimo sezulu esibandayo futhithambisangokweqile ngaphakathiamazinga okushisa aphezulu, okuholela ekuqhekekeni, ukuqhekeka, noma ukonakala ngokuhamba kwesikhathi.

Ukuqonda okuyisisekeloIzakhiwo zeBitumenukhiye. Ukusebenza kwayo kubonakaliswa yizinto ezifana nebanga lokungena (okubonisaubunzima noma ukuthamba kwebitume), indawo ethambisayo, ne-computity. Ngenkathi isebenza izinhlelo eziningi ezijwayelekile, isidingo sokusebenza okuthuthukile, isikhathi esideImpilo Yenkonzo, kanye nokumelana okukhulu ekucindezelweni kwemvelo kwakha indlela yokuguqulwa. Ukulinganiselwa okuvela kwemvelo kokungafanelekiIBitumen izaukukhanyisa ngezimo ezifunwayo, kushukumisela ukuthuthukiswa kwezindlela ezithuthukisiwe ezifanaI-POLYMER elungisiwe Bitumen. -NgokwemveloIBitumen ihlinzekaisisekelo esiqinile, kephaShintsha Bitumenwazakhela kakhulu.

Ngakho-ke, yini eyenza umunyu oguquliwe wehluke?

Umnyomboumehluko phakathi kwebitume futhi eguquliweI-Bitumen ilele ngokungeziweukuguqulwa, ama-polymers amaningi ajwayelekile, kuya esisekelweniitiyela. Le nqubo, eyaziwa ngokuthiUkuguqulwa kweButumen, ngokuyisisekelo iguqula izakhiwo zenyama nezamakhemikhali zezinto zoqobo. Lapho thinaShintsha Bitumen, empeleni siyinjiniyela ukunqoba ubuthakathaka obujwayelekile be-comvalitiyela, ukudala i-tinder ephakeme yezinhlelo zokusebenza ezifunwayoUkuvuselelwa kwe-bitumen okulungisiwekanye nethrafikhi ephezuluindlela yokuhamba ngezinyawo eseduze nomgwaqo.

Ukungeza aipholisanoma okunyeukuvumelanisakuthuthukisa izici ezimbalwa ezibalulekile.Shintsha BitumenImvamisa kukhombisa ukuthuthuka okuthuthukile, ukumelana okukhulu nokuguquguquka okungapheli (ukubhuqa) atamazinga okushisa aphezulu, ukuguquguquka okuthuthukile nokuqhekeka okuncishisiwe ku-amazinga okushisa aphansi, impilo yokukhathala eyandayo, futhi engconoukunamathelaphakathi kwe-binder kanye nama-aggregates. Le khasiipholisaInethiwekhi yakhiwa ngaphakathi kweitiyelaI-matrix isiza ukwelula okubonakalayo futhi ilulame, ikwenze kube lula ukuncipha ekulimaleni okunengcindezi kokulayishwa kwezimoto noma ukuhamba ngebhayisikile kuuphahla.

Cabanga ngakho njengokungeza izithako ezikhethekile kwiresiphi ukuthuthukisa isidlo sokugcina. ThinaShintsha Bitumenukuthuthukisa imvilophu yokusebenza kwayo. Lokhu kushoI-POLYMER elungisiwe Bitumen-ithinimelana na-uhla olubanzi lwamazinga okushisa nokulayisha izimo ngokuqhathaniswa nomlingani walo ongagunyaziwe. Lokhu kuthuthukisiweukuqinaihumusha ngqo emigwaqweni ehlala isikhathi eside nophahla, ukunciphisa ekugcineniukulungiswa nokulungiswaizindleko phezu kweImpilo Yenkonzoyesakhiwo. Umgomo uhlala njaloShintsha BitumenNgendlela eyakha konakalisa ngokusetshenziswa kwayo okuhlosiwe, kungaba lokho kungumgwaqo omkhulu omatasa noma okuthengiswayouphahla. Le khasiukusetshenziswa kwe-ModifiedI-Bitumen isiyekile ngokwengeziwe ngenxa yalokhu kuthuthukiswa kokusebenza okubonakalayo.

Kungani ukuguqulwa kwe-polymer kubalulekile kwizicelo zesimanje ze-bitumen?

Ukuguqulwa kwe-polymerakona nje ukwenzaamatumuKungcono kancane; Ngokuvamile kubalulekile ekuhlangabezaneni nezidingo zengqalasizinda yesimanje kanye namazinga wokwakha. Njengoba imishini yethrafikhi iyanda, imithwalo ye-axle iba nzima, futhi izimo zesimo sezulu ziyeqisa ngokwedlulele, zijwayelekileitiyelazilwela ukubhekana nazo. Isidingo sokuthiShintsha Bitumeniziqu ezivela kwisidingo sezinto zokwakha ezinikela ngokuthuthuka kakhulu futhiukuqina. I-POLYMER EDLULEKILE IBURIED (PMB)ngqo ubhekana nalezi zinselelo.

Ukwethulwa kwama-polymers kuthuthukisa kakhulu izakhiwo ze-viscoelastic zeamatumu. Lokhu kushoitiyelaUngaziphatha kakhudlwana njenge-eastic eqinile emazingeni okushisa aphezulu wenkonzo, ukumelana nokugeleza kanye nokukhuphuka, ngenkathi ugcina ukuguquguquka okwenele emazingeni okushisa aphansi ukuvikela ukuqhekeka okuphansi. Lokhu kwathuthukaUkumelana nokuguqulwakubalulekile isikhathi esideindlela yokuhamba ngezinyawo eseduze nomgwaqoindawo. Ngokufanayo, ngobaUkuvuselelwa kwe-bitumen okulungisiwe, ukuthuthuka okuthuthukile nokuqina okunikezweukuguqulwa kwe-polymerVumelaimpahla yophahlaukwenza ngcono ukunyakaza kokwakha kanyemelana na-Izimo zezulu ezinokhahlo, kufaka phakathiImvula enkulunokuvezwa kwe-UV, ukuqinisekisa okuphezuluUkuvimbela amanziubuqotho ngaphezulu kwesikhathi esideImpilo Yenkonzo.

Ngaphezu kwalokho,I-POLYMER elungisiwe Bitumenimvamisa imibukiso iphakeme-namathelayoizimfanelo. Lokhu kuthuthukisiweukunamathelakuthuthukisa isibopho phakathi kwe-binder futhi ahlanganise ngaphakathiI-Asphalt Pavement, ukunciphisa amathuba okuhlakala (lapho i-brinder ihlukanisa khona okuhlanganisiwe, kaningi ngenxa yomswakama). Phakathi kwa-uphala, okungconoukunamathelaIqinisekisa ukuthi ama-lops avalwe ngokuphephile futhi ulwelwesi luhlala lunamathele ku-substrate. Empeleni, isinqumo sokuthiSebenzisa Bitumenlokho kuguqulwe ngama-polymers kuyinto yokutshala amasu ekusebenzeni, isikhathi eside, futhi inciphise izindleko zomjikelezo wokuphila ngokugxekauphahlana-Ukwakhiwa komgwaqoamaphrojekthi. Le khasiukusebenza kwe-ModifiedI-Bitumen ivumela izindleko ezivame kakhulu ezibonakalayo zokuqala. Sivame ukuhlinzekaasphalt okushisa okuphezuluokuzuzisa kakhulu kulokhu kuguqulwa.

Yiziphi izinhlobo ezijwayelekile ze-modifiers ezisetshenziswa ku-polymer modified bitumen?

NinginingiIzinhlobo ze-ModifiedI-Bitumen ikhona, ichazwa ngokuyinhloko yi-Uhlobo lwembiko elungisiwe ukuvumelanisaisetshenzisiwe. Ngenkathi izinto eziningana zingabakuhlanganiswe ne-bitumen ukuthuthukisaIzakhiwo zayo, ama-polymers yiyona evame kakhulu futhi esebenzayoukuguqulwa. Izigaba ezimbili eziphambili zama-polymersKusetshenziswe Kakhulukwa-Shintsha Bitumenbangama-elastomers nama-plastomers.

1. Ama-elastomers (SBS - Styrere-Buteniene-Styrene):

   • I-SBSirabha le-thermoplastic elidlulisela okubalulekileukunwebekakuamatumu.
   • NiniI-SBSihlakazeke kahle ngaphakathi kweitiyela, kwakha inethiwekhi eqhubekayo ye-polymer, enikezaShintsha BitumenIzakhiwo ezinhle kakhulu zokutakula. Ingakwazi ukwelula ngaphansi komthwalo bese ibuyela esimweni sayo sokuqala.
   • I-SBS iguqulwe bitumenibaluleke kakhulu ngokuguquguquka kwayo ku-amazinga okushisa aphansikanye nokuphikiswa kwalo ukukhathala, okwenza kube kuhle ngezindawo ezinokuguquguquka okubalulekile kwezinga lokushisa kanye nemithwalo yethrafikhi esindayo kuyoUkwakhiwa komgwaqo, kanye nokusebenza okuphezuluUkuvuselelwa kwe-bitumen okulungisiwemembranes. Okuthuthukisiweukunwebekakusizauphahlaukuhlalisa ukunyakaza kwesakhiwo.

2. Ama-Plastomers (App - I-Atactic Polypropylene):

   • Uhlelo lokusebenza yi-thermoplasticipholisalokho kwandisa ukuqina futhiUkumelana nokuguqulwayeamatumu, ikakhulukazi atamazinga okushisa aphezulu.
   • Uhlelo lokusebenzabitumen eguquliweIvame ukuba nephuzu eliphakeme lokuthambisa futhi lihlinzeka ngokuvikelwa okuhle kakhulu kwe-UV nokuqina.
   • Kuvame ukusetshenziswaUkuvuselelwa kwe-bitumen okulungisiwemembranes, ikakhulukazi lawo asetshenziswa kusetshenziswa izindlela zokushisa, njengoba uhlelo lokusebenza lusizaI-Bitumen ukugelezakahle lapho kufudunyezwa. Ngenkathi kancane kancane kuneI-SBSI-Bitumen eguquliwe, uhlelo lokusebenza lunikeza ubunzima obuhlukile kanye nokumelana nesimo sezuluIzinhlelo zophahla.

PhambiliI-SBSkanye nohlelo lokusebenza, okunyeukuguqulwaIngasetshenziswa, kwesinye isikhathi ngokuhlanganiswa, kufaka phakathi:

• I-Crub Rubber Modified Bitumen (CRMB):Isebenzisa irabha le-tire elenzelwe kabushaShintsha Bitumen, enikeza izinzuzo zezemvelo kanye nezithuthukisi zokusebenza njengokumelana okuthuthukile kwe-rut kanye nokuphila kokukhathala. Le yindawo ekhulayo ekuzinzileniUkwakhiwa komgwaqo.
• I-Ethylene vinyl acetate (EVA):Elinye iPlastomericipholisaisetshenziselwe ukuthuthukisa ukusebenza okushisa okuphezulu.
• Asphalt yemvelo:Izinto ezifana ne-gilsonite noma iTrinidad Lake Asphsl nazo zingasetshenziswaShintsha Bitumen, eguqula izakhiwo zayo.

Ukukhethwa kweukuvumelanisakuya ngokwanele kuhlelo lokusebenza okuhlosiwe (uphalavs.indlela yokuhamba ngezinyawo eseduze nomgwaqo), izidingo ezithile zokusebenza (isb., isimo sezulu, umthwalo wethrafikhi), kanye nokucatshangelwa kwezindleko. SisinyeukuvumelanisaInika izici ezihlukile, isivumela ukuthi sihambisaneShintsha BitumenUkuhlangabezana Nento EqondileukucacisaIzidingo.

Ukuvuselelwa kophahla kukaButume okuguquguqukayo kuthuthukisa kanjani ukuvikelwa kokwakha?

Ukuvuselelwa kwe-bitumen okulungisiweAmasistimu amelela ukuthuthukiswa okukhulu kwe-asphalt-esekwe ngaphezulu kwendabukouphahlaImbozo, enikeza ukuvikela okuphakeme kanye nokuphila isikhathi eside kwezakhiwo zezentengiso nezimboni. Ukhiye ulele ezingxenyeni ezithuthukisiwe zeShintsha Bitumenuqobo, okwakha umnyomboUkuvimbela amanziinto yeimpahla yophahla. Ngokufaka ama-polymers afanaI-SBSnoma uhlelo lokusebenza,Ukuvuselelwa kwe-bitumen okulungisiwemembranes inzuzo ukuguquguquka, amandla, kanye nokuqina kude kakhulu okuvamile okujwayelekileitiyela.

Enye yezinzuzo eziyinhloko iyathuthukiswaAmandla okuvimbela amanzi. Le khasiI-POLYMER elungisiwe Bitumenkwakha amandla, angenamthungo, futhi amelana namanzi amaningiulwentshi. LeliUkungena kwamanzi okuhle kakhulukubalulekile ophahleni oluphahla oluphansi noma oluphansi, olusengozini enkulu yamanzi. Okuthuthukisiweukunwebekaiwa-I-SBS iguqulwe ngophahla lwe-bitumen, ngokwesibonelo, kuvumelauphahlaUkwelula kanye nenkontileka nge-Daild Movement kanye nezinguquko zokushisa ngaphandle kokuqhekeka noma ukuhlukanisa, ukugcina ubuqotho bayo obumanzi. Uhlelo lokusebenzaUkuvuselelwa kwe-bitumen okulungisiwe, ngenkathi kunwebeka kancane, kunikeza ubunzima obuhlukile kanye nokumelana nama-puncture kanye nokuwohloka kwe-UV, ukuhlinzeka okuhlala isikhathi eside-ngenamampulosoukuvikela.

Ngaphezu kwalokho,Ukuvuselelwa kwe-bitumen okulungisiweizinhlelo zaziwa ngamandla azo futhiukuqina. Zijwayele ukwenziwa njengamashidi akhiqizwe efektri noma ama-rolls, aqinisekisa ikhwalithi eguqukayo nobukhulu. Lezi zikhumbuzo zivame ukufaka ama-mat aqinisayo (e.g., e-polyester noma i-fiberglass), okuhlangene ne-nzimaShintsha Bitumen umgwengwezi, kuphumela kuimpahla yophahlalokho kungabamelana na-Ithrafikhi yonyawo, umthelela wesichotho, nezinye izingcindezi zomzimba. Lokhu kuphakelayo kuhumusha isikhathi esideImpilo Yenkonzona-Izidingo Zokulungisa Izidingo kuqhathaniswa ne-bitumen yendabukoUphahla, ukuhlinzeka abanikazi bokwakha ngenani lesikhathi eside nokuthula kwengqondo. Le khasiIzakhiwo ezinhle kakhulu ezingangeni manzikuhlangene neukuqinaakhaUkuvuselelwa kwe-bitumen okulungisiweukukhetha okuthandwayo kokuthembekileIzinhlelo zophahla.

Yiziphi izingxenye ezibalulekile ezisetshenzisiwe ze-Bitumen Ritumen Roof System?

Amasistimu we-Bitumen Roofing Summidimihlangano enobungqingili ehlukahlukene eyenzelwe ukuhlinzeka ngamandlaUkuvimbela amanzina-ukuqina. Ngenkathi umehluko ukhona ngokuya ngokuqondileukucacisakanye nendlela yokusebenzisa (e.g., isisetshenziswa sethoshi, esishisayo esishisayo, esibandayo-namathelayo, ezinamathela), izakhi ezibalulekile zihlanganisa:

1. Ukuhlobisa:Isisekelo sesakhiwo seuphahla(e.g., izinkuni, insimbi, ukhonkolo) laphouhlelo lokuphahlaifakiwe.
2. Ukufakwa:Inikeza ukumelana okushisayo, ukwenza ngcono ukusebenza kwamandla wesakhiwo. Ifakwe ngokujwayelekile edeskini.
3. Isithiyo se-vapor (ngokuzithandela):Isetshenziswa kwezimo ezithile zezulu noma izinhlobo zokwakha ukuvikela umswakama umswakama kusuka ekufinyeleleni kokufakwa noma ngaphansi kweuphahlaulwelwesi.
4. I-Base Sheet (s):Izendlalelo esisodwa noma eziningi ezivikelekile ku-substrate (ukufakwa noma emphemeni). Le khasiishidi lesisekeloinikeza isisekelo seshidi le-cap futhi linomthelela kokupheleleUkuvimbela amanzinamandla. Kungahle kubekwe ngomshini, kulandelwe ngeasphalt eshisayonoma kubanda-namathelayo, noma ukunamathela. -Nyeishidi lesisekeloIzinhlobo zihlanganiswe nazoShintsha Bitumen.
5. I-Modified Bitumen Membrane (ishidi):Lokhu kuyinhlokoUkuvimbela amanziungqimba kanye nengxenye echazayo yohlelo. KuquketheI-POLYMER elungisiwe Bitumen(Sbs noma uhlelo lokusebenza) eliqiniswe nge-polyester noma nge-fiberglass. Ingaphezulu eliphakeme livame ukumbozwa ama-granule (ngokuvikelwa kwe-UV kanye nama-aesthetics), i-foil, noma busheleleziumgwengwezi. Leliulwentshiisetshenziswa ngaphezulu kweishidi lesisekelo, ngama-seams aqoqwe futhi avalwe kusetshenziswa ukushisa ukushisa (ukubhoboza),asphalt eshisayo, kubanda-namathelayo, noma ubuchwepheshe bokuzimela. Lezi zenziwe zefektriAmashidi weBtumeqinisekisa ukulawulwa kwekhwalithi.
6. Ukuhlola:KuvikelaShintsha BitumenUlwelwesi oluvela emisebeni ye-UV kanye nesimo sezulu, kuthuthukisa ukumelana nomlilo, futhi lunganikeza ukubukeka okuhle kobuhle. Ama-surfacings ajwayelekile afaka ama-granules amaminerali ashumeke ekhasini le-cap ngesikhathi sokukhiqiza, izigqoko ezibonakalayo ezisetshenzisiwe zensimu (ezingakwaziYehlisa ukumuncwa kokushisa), noma ama-pavers.

Lezi zingxenye zisebenza ndawonye ngokuhlanganyela ukudala ubude obuqinile, obuhlala isikhathi esideIzinhlelo zophahla. Izinga leShintsha Bitumen ulwentshingokwayo kubalulekile, kepha ukufakwa okufanele kanye nokuhlanganiswa kwazo zonke izingqimba kubalulekile ngokulinganayo ekufezeni ukusebenza kahle futhi kwandiseImpilo Yenkonzoyeuphahla. Indlela yohlelo iqinisekisa izingqimba ezingafuneki zokuvikela nokuqinaIzakhiwo ezingangeni manzi nezinamathelayo.

Ingashintsha i-bitumen futhi ithuthukisa ukwakhiwa komgwaqo kanye nokuqina kokuqina?

Impela. Ngenkathi kuvame ukuhlotshaniswa neuphala, Shintsha BitumenIdlala indima ebalulekile kwesamanjeUkwakhiwa komgwaqo, ukuthuthukisa kakhuluukuqinakanye nokwenza kweI-Asphalt Pavement. Izimiso ezifanayo ziyasebenza: Ukungeza ama-polymers noma okunyeukuguqulwakuthuthukisabitumen'sikhonomelana na-Izingcindezi ezibekwe yimikhuba esindayo nezimo zemvelo ezahlukahlukene. Le khasiUkusetshenziswa kwe-bitumen eguquliwe emgaqweniIzicelo ngqo amakheli ajwayelekileindlela yokuhamba ngezinyawo eseduze nomgwaqoukwehluleka.

I-POLYMER elungisiwe Bitumenama-Binders aholelaitiyelaIzingxube NgophakemeUkumelana nokuguqulwa, ikakhulukazi i-rutting ebangelwa imithwalo esindayo phakathiamazinga okushisa aphezulu. Okuthuthukisiweukunwebekaifakwe nguukuguqulwathandaI-SBSkusizaindlela yokuhamba ngezinyawo eseduze nomgwaqoI-Flex Ngaphansi Kokulayisha bese ululama, kunciphisa ukuqhekeka kokukhathala okuvame ukwenzeka ngaphansi kwengcindezi yethrafikhi ephindaphindwayo. Ngaphezu kwalokho,Shintsha Bitumenkuthuthukisa ukuguquguquka kuamazinga okushisa aphansi, okwenzaindlela yokuhamba ngezinyawo eseduze nomgwaqokuthambekele kangako ekuqhekekeni okushisayo ngesikhathi sokupela okubandayo. Leli ibanga lokusebenza elinwetshiwe lenzaShintsha BitumenKubalulekile emigwaqweni emikhulu, izikhumulo zezindiza, kanye nemigwaqo yasemadolobheni eshushumbiswe kakhulu lapho izimfuno zokusebenza ziphezulu kakhulu.

NgconoukunamathelaIzici zeShintsha Bitumenfuthi nomthelela kuindlela yokuhamba ngezinyawo eseduze nomgwaqoisikhathi eside. Isibopho esinamandla phakathi kweitiyelaI-Binder kanye nezinhlayiya ezihlanganisiwe zenza ingxube imelana kakhulu nomonakalo womswakama (ihlumela), imbangela evamile yesikhathi esedluleindlela yokuhamba ngezinyawo eseduze nomgwaqoukonakala. Ngokunciphisa ukugcotshwa, ukuqhekeka, nokuhlupha,I-Asphalt Pavementkwakhiwe ngeShintsha Bitumeninikeza okude kakhuluImpilo Yenkonzofuthi kudinga kaningiukulungiswa nokulungiswa. Yize izindleko zokuqala zingase ziphakeme kancane kunebitumen evamile, ukulondolozwa kwezindleko zokuphila okususelwa ekukhuphukeniukuqinana-Izidingo Zokulungisa IzidingoakhaShintsha Bitumenukukhetha okungabizi kakhulu kokugxekaUkwakhiwa komgwaqoamaphrojekthi. Izinto ezifana nezethuUkushisa okuphakathi kwe-asphalt blockingakhiwa ngalezi zithuthukisi.

Ingabe imvuthuluka yerubrud modified bitumen inketho eqhubekayo?

Yebo,I-Crub Rubber Modified Bitumen (CRMB)iyabonakala ngokwengeziwe njengenketho eqhubekayo ngaphakathi kwe-realm yeShintsha Bitumenubuchwepheshe, ikakhulukaziUkwakhiwa komgwaqo. LeliUhlobo lwembiko elungisiweIsebenzisa irabha elicwengekile elitholwe kusuka kumathayi e-scrap njengobaukuvumelanisaOkweitiyelaI-Binder. Ukusimama kwalo kuvela ezintweni ezimbili ezibalulekile: ukuncishiswa kwemfucuza kanye nokuthuthukiswa kokusebenza.

Okokuqala,imvuthuluka yerubber modified bitumenInikeza indawo ebalulekile yamathayi okuphela kwamathayi, okubeka inselelo ebalulekile yomhlaba wonke. Ukufaka irabha yerekhsi kuitiyelaDiverse izigidi zamathayi kusuka ekulahlekelweni komhlaba noma amasheya, ukukhuthaza indlela yokuthola umnotho oyindilinga. Sebenzisa lokhu okusetshenziswayo okuvuselelwa kabusha kunciphisa ukuthembela ezintweni ezibonakalayo (zombiliama-polymer modifiersfuthi kungenzeka okuthileamatumu) Kuyadingeka ukufeza izici zokusebenza okufunwayo kuindlela yokuhamba ngezinyawo eseduze nomgwaqo. Lesi sici sivumelanisa kahle ngemithethonqubo ekhulayo yezemvelo kanye nemizamo egxile ekuvuseleleni imfucumfucu kanye nokulondolozwa kwezinsizakusebenza.

Okwesibili,imvuthuluka yerubber modified bitumenkuvame ukuhambisa izinzuzo zokusebenza eziphawuleka. Izinhlayiya zenjolobabaphendule ngoButumenizakhi ezisemazingeni okushisa aphezulu ngesikhathi sokukhiqiza, ukuthuthukisa ukuqina kwe-binder, ukuguquguquka kweamazinga okushisa aphansi, futhiUkumelana nokuguqulwa(ukugcotshwa) kanye nokuqhekeka ukukhathala. Imigwaqokufakwe bitumenIshintshwe ngerabha ye-Crumb ingakhombisa ukumelana kwe-skid okuthuthukisiwe futhi inciphise umsindo wethrafikhikuqhathaniswa ne-bitumen yendabukoimidwebo. Ngenkathi ukusebenza okuthile kungahluka ngokuya ngohlobo lwenjoloba, usayizi wezinhlayiyana, kanye nenqubo eshayayo,I-CRMBkuvame ukuhlinzeka ukuthuthukiswaukuqinafuthi kungenzeka isikhathi esideImpilo Yenkonzo, kufaka isandla ekuqinisekiseni nguukunciphisa isidingoKAKHULUukulungiswa nokulungiswanokwakha kabusha. Njengoba ubuchwepheshe buthuthuka,imvuthuluka yerubber modified bitumeniba yindlela esebenza kahle futhi ekhangayo kuyoShintsha BitumenOkweGreenerUkwakhiwa komgwaqo.

Yiziphi izinzuzo zesikhathi eside kanye nesikhathi sokuphila sokusebenzisa ibitume eguquliwe?

Isinqumo sokuthiShintsha Bitumennama-polymers noma amanye ama-ejenti ahumusha ezinhlotsheni ezibalulekile zesikhathi eside, agxile kakhulu ezungeze okuthuthukileukuqinafuthi inwetshiweImpilo YenkonzoKokubiliuphalana-indlela yokuhamba ngezinyawo eseduze nomgwaqoIzicelo. Lezi zinzuzo ekugcineni ziholela ekutheni kube lula ukuphumelela kokuphila kwempilokuqhathaniswa ne-bitumen yendabuko.

• Impilo Yesevisi Engenwe:Lokhu mhlawumbe yinzuzo ebaluleke kakhulu.Ukuvuselelwa kwe-bitumen okulungisiweAmasistimu angagcina ngokweqiniso iminyaka engama-20- 30 noma isikhathi eside ngokufakwa okufanele nokulungiswa, ukugqamisa kakhulu okuvamile okuvamileuphahlaizinhlobo. Ngokufanayo,I-Asphalt PavementukusebenzisaShintsha Bitumeningabonisa impilo ende kakhulu ngaphambi kokudinga ukuvuselelwa okukhulu, okungakhulaImpilo Yenkonzongo-50% noma ngaphezulu ngezimo ezifunwayo. Ukumelana okuphakeme kokuqhekeka okushisayo, ukugcotshwa, ukukhathala, kanye nezimo zezulu kusho ukuthi impahla ihlala isikhathi eside.
• Izidingo zokulungisa zondolozo:NgalokhoShintsha Bitumenimelana kakhulu nezindlela ezijwayelekile zosizi, imvamisa nobukhulu beukulungiswa nokulungiswazivame ukuncishiswa. Ingomaneuphahla, lokhu kusho ukulungiswa okumbalwa okuvuzayo kanye nokukhanyiswa okuncane. Ngemigwaqo, ihumusha ngokuqhekeka okuncane kokuqhekeka kanye ne-pothole patking. Lokhu akugcini nje kuphela ukulungiswa kwezindleko eziqondile kodwa futhi kunciphisa ukuphazamiseka okuhambisana nemisebenzi yesondlo (e.g., Ukubambezeleka Kwethrafikhi, Izinkinga Zokufinyelela).
• Ukusebenza okuthuthukisiwe ngaphansi kwezimo ezimbi kakhulu: Shintsha BitumenIgcina izakhiwo zayo ezifiselekayo ngaphezulu kwebanga lokushisa elibanzi. Akukonathambisakakhulu ekushiseni okwedlulele noma kuba yi-brittle emkhundeni owedlulele. Lokhu kwenza ilungele isimo sezulu ngokushintshana okubalulekile kwezinga lokushisa futhi kuqinisekise ukusebenza konyaka othembekile, kungabauphahlaIlanga lasehlobo kanye nobusika bubanda noma aindlela yokuhamba ngezinyawo eseduze nomgwaqongaphansi kwethrafikhi esindayo. Amandla okwenzamelana na-Lokhu okweqisayo kuyisihluthulelo sokuphila isikhathi eside.
• Ukuphepha Okuthuthukisiwe:Ngendlela, ukumelana okuthuthukile kwe-rut kanye nokungamelana ne-skid okungcono kufaka isandla ekuvikelekeni komgwaqo. Ingomaneuphahla, okuthuthukileukuqinana-Ukuvimbela amanziNikeza ukuvikela okungcono kwabahlali kanye nempahla yokwakha.
• Ukubuyiselwa okungcono ekutshalweni kwemali:Ngenkathi izindleko zokuqala ziyeShintsha Bitumenfuthi uyisebenzise ekwakheni kungenzeka ukuthi iphakeme kunokusebenzisabitumen evamile, kunwetshiweImpilo Yenkonzona-Izidingo Zokulungisa IzidingoImvamisa kuba nomphumela ezindlekweni eziphansi ze-Life-Cycle, enikeza utshalomali olude oluhlala isikhathi eside. Le khasiIsikhathi sokuphila sikaBitumen oguquliweIzicelo zinikeza inani elibonakalayo.

Empeleni, ukukhetha kuSebenzisa BitumenLokho kulungisiwe kungukutshala imali ekujuleni nasekude, ukukhokha izabelo ngokunciphiswa okubanzi kanye nokuphila okusebenzayo okude.

Siqinisekisa kanjani ikhwalithi nokucaciswa kokuhambisana kokukhiqizwa kwe-bitumen okulungisiwe?

Njengomenzi onemigqa engu-7 yokukhiqiza enakekela imikhiqizo efanaAmalahle Amalahle Amaphikokanye namamaki ahlukahlukene asphalt, aqinisekisa ikhwalithi engaguquki nokubambelela ngokuqinileukucacisaIzidingo zeShintsha Bitumenkubaluleke kakhulu. Kumakhasimende afana noMark Thompson, obeka phambili ikhwalithi eceleni kwamanani entengo yokuncintisana, ukulawulwa kwekhwalithi eqinile akunakuphikwa. Inqubo yethu ifaka amasheke amaningi namabhalansi.

Kuqala ngokukhethwa kwezinto ezibonakalayo. IsisekeloamatumuKufanele uhlangabezane nenqubo ethile yekhwalithi ngaphambi kokuthi ingene noma ifaka inqubo yokuguqulwa. Le khasiipholisanoma okunyeukuvumelanisa (I-SBS, Uhlelo lokusebenza, irabha lerebhavu, njll.) Kufanele futhi livumelane namazinga anqunyelwe maqondana nokwakheka kanye nezakhiwo ezibonakalayo. Sigcina ubudlelwane obuqinile nabahlinzeki bethu futhi siqhuba ukubheka okubonakalayo okungenayo. NgesikhathiUkukhiqizwa kwe-bitumen okulungisiweZicubungule ngokwayo, amapharamitha afana nokushisa okuhlanganisiwe, isikhathi sokuxuba, kanye nezinga le-shear alawulwa ngokucophelela kusetshenziswa izinhlelo ezenzakalelayo futhi kubhekwe ochwepheshe abanolwazi. Lokhu kuqinisekisa ukuhlakazwa okufanele kweukuvumelanisangaphakathi kwe-amatumu, okubaluleke kakhulu ekufezekiseni ukuthuthuka okufiselekayo ezizandleni ezinjengaleziukunwebeka, Ukumelana nokuguqulwa, futhiukunamathela.

Ikakhulukazi, ukuhlolwa okuqinile kwenziwa kokugcinaShintsha Bitumenumkhiqizo. Amasampula athathwa njalo kumabhethri okukhiqiza futhi abhekwe ebhethri lokuhlolwa kwelebhu. Lezi zivivinyo ziqinisekisa izinkomba zomsebenzi obalulekile njengoba zichazwe kumazinga afanele afanele noma amaklayenti (e.g., ASTM, Encacise). Ukuhlolwa ngokuvamile kufaka phakathi:

• Iphuzu lokuthambisa
• Ukuqopha
• Ukubuyiselwa oku-Elastic (ikakhulukaziI-SBSI-Bitumen eguquliwe)
• Ukuhlolwa kwe-Dynami
• Ukuqothula uBeam Rheometer (BBR) ukuhlola (ukuqina okushisa okuphansi)
• Force COURTILILITION
• Ukuqina kwesitoreji (ukuqinisekisaipholisaihlala ihlakazekile)

Ngokugcina izinhlelo eziphelele zokuphathwa kwekhwalithi (ziqondaniswe nemigomo ye-ISO) nokutshala imali emishini yokuhlola yombuso, singaqinisekisa ngokuqiniseka ukuthiShintsha BitumenImikhiqizo ihlangabezana nalokhu okudingekayoukucacisakanye namazinga okusebenza, ukuqinisekisa ukuthembeka kwezinhlelo zokusebenza ezifunwayo njengeUkuvuselelwa kwe-bitumen okulungisiwenokusebenza okuphezuluindlela yokuhamba ngezinyawo eseduze nomgwaqo. Le ndlela enzima isiza ukuvikela izingqinamba ezinjengomaka wokukhwabanisa isitifiketi zikhathaza futhi ziqinisekisaukusebenza kwe-ModifiedIButumen ihlangabezana nokulindelwe.

Ukwenza Ukukhetha Okufanele: Ukucatshangelwa Okusemqoka kokukhetha ibitume eguquliwe

Ukukhetha okufaneleShintsha BitumenUmkhiqizo udinga ukucubungula ngokucophelela kwezinto ezimbalwa, uqinisekise ukuqondanisa okukhethiwe okuphelele ngezidingo ezithile zephrojekthi kanye nezimo zemvelo. Ochwepheshe bokuthengwa kwempahla njengoMark Thompson, ikhwalithi yokulinganisa, izindleko, kanye nokufaneleka kohlelo lokusebenza kubalulekile. Nakhu okunye ukucatshangelwa okuyisisekelo:

1. Isicelo:Yi-Shintsha Bitumenihloselweuphalanomaindlela yokuhamba ngezinyawo eseduze nomgwaqo? Izidingo zokusebenza ziyehluka kakhulu.Ukuvuselelwa kwe-bitumen okulungisiwekuvame ukubeka phambiliUkuvimbela amanzi, ukuvumelana nezimo, kanye nokumelana kwe-UV, kuyilaphoindlela yokuhamba ngezinyawo eseduze nomgwaqoizinhlelo zokusebenza zigxile ku-Ukumelana nokuguqulwa(ukugcotshwa), ukuqhekeka ukukhathala, nokuqhekeka okushisayo.
2. Uhlobo lwe-modifier:Ukukhetha phakathiI-SBSnohlelo lokusebenza (noma okunyeukuguqulwanjenge-crubber) kubalulekile.
   • I-SBS iguqulwe bitumenInikeza okuphezuluukunwebekakanye nokushintshana okuphansi kokushisa, okulungele izindawo ezinokushisa okukhulu kokushisa noma lapho kulindeleke khona ukunyakaza okuphambili (e.g., amabhuloho, amanyeIzinhlelo zophahla).
   • Uhlelo lokusebenzabitumen eguquliweihlinzeka ngokuqina okushisa kakhulu okushisa, ubulukhuni, kanye nokumelana kwe-UV, okuvame ukubonwa ngethoshiuphalamembranes.
   • Imvuthuluka yerubber modified bitumeninikeza ibhalansi yezakhiwo ngezinzuzo ezingeziwe zemvelo, ikakhulukazi zeUkwakhiwa komgwaqo.
3. Izimo Zesimo sezulu:Amazinga okushisa akhona (ama-highs and lows) namazinga wemvula athonya kakhulu okuhle kakhuluUhlobo lwembiko elungisiwe. Izinto zokwakha kumele zikhethwe ku-melana na-Isimo sezulu esithile sendawo ngaphandle kokuhluleka ngaphambi kwesikhathi. Isibonelo, isifunda esibanda kakhulu ubusika obubanda kakhulu sidinga i-binder ngokuguquguquka okuphansi okuphansi okuphansi (okuvame ukuthandwaI-SBS).
4. Ukulayishwa kwethrafikhi (ngepansi):IngomaneUkwakhiwa komgwaqo, ivolumu elindelekile nesisindo sethrafikhi kubalulekile. Imithwalo esindayo ifuna ama-bunder anokuqina okuphezulu futhi okungconoUkumelana nokuguqulwae-amazinga okushisa aphezulu.
5. Indlela yokufaka:Ingomaneuphala, indlela ehlosiwe yohlelo lokusebenza (iTorch, Hot-Mop, iyabanda-namathelayo, ukuzinamathela) kungathonya ukukhetha kweShintsha Bitumenulwelwesi. Eminye imikhiqizo yenzelwe ngqo izindlela.
6. Ukucaciswa Ukuhambisana:Qinisekisa ukuthi umkhiqizo uhlangabezana namazinga wezimboni ezifanele (i-ASTM, AASHTO, EN) noma izidingo ezithile zephrojekthi. Ukucela izitifiketi nemibiko yokuhlola kubalulekile. Njengomhlinzeki, siyakuqonda ukubaluleka kwemibhalo esobala.
7. Ukwethenjwa kanye nobungcweti bokunikezwa:Ukusebenzisana nomkhiqizi onolwazi onikeza ukwesekwa kwezobuchwepheshe futhi inerekhodi elifakazelwe lekhwalithi libalulekile. Ukuxhumana okusebenzayo kanye nokuhlelwa okuthembekile, ukubhekana namaphoyinti wezinhlungu zikaMark, kuyingxenye yesiphakamiso senani.

Ngokuhlola ngokucophelela lezi zinto, abathengi bangakhetha ngokuzethemba okulungileShintsha Bitumenumkhiqizo, ukuqinisekisa ukusebenza kwesikhathi eside,ukuqina, futhi inani lokutshala kwabo imali ngaphakathiuphalanomaindlela yokuhamba ngezinyawo eseduze nomgwaqoingqalasizinda. Le khasiIzinzuzo zeBitumenUkuguqulwa kutholakala kangcono lapho kukhethwa umkhiqizo ofanele kulowo msebenzi.

Isiphetho & Ukuthathwa Key

Bitumen eguquliweimelela intuthuko ebalulekile ngaphezulu kwe-Conventalitiyela, enikeza izixazululo ezenziwayo zokufunauphalana-indlela yokuhamba ngezinyawo eseduze nomgwaqoIzicelo. Ngokufakaama-polymersthandaI-SBSnohlelo lokusebenza, noma okunyeukuguqulwanjenge-crub irabha, singakwazi unjiniyelaamatumuukuletha izici eziphakeme zokusebenza okubalulekile kwengqalasizinda yesimanje kanye nokuvikelwa kokwakha.

Nazi izinto ezibaluleke kakhulu okufanele uzikhumbule:

• Ukuguqulwa kuthuthukisa ukusebenza:Inhloso esemqoka yokwakhaShintsha Bitumenukuthuthukisa kwayoukuqina, ukuvumelana nezimo emazingeni okushisa amazinga okushisa,Ukumelana nokuguqulwa, Ukuvimbela amanzi, futhi jikeleleImpilo Yenkonzo.
• I-Quidifiers Key: I-SBS(Elastomer) ihlinzekaukunwebekaFuthi ukuguquguquka okuphansi kokushisa, kuyilapho uhlelo lokusebenza (Plastomer) lunikeza ubunzima nokuqina okushisa okuphezulu.Imvuthuluka yerubber modified bitumenInikeza izinzuzo zokusebenza ngezinzuzo zokusimama.
• Izinzuzo zokuphahla: Ukuvuselelwa kwe-bitumen okulungisiweihlinzeka ngamandla, isikhathi eside-ngenamampulosoUkuvikelwa kophahla oluphansi noluphansi, olugqamile ngaphakathiukuqinakanye nokumelana nokuzimela.
• Izinzuzo ze-Pavement:Phakathi kwa-Ukwakhiwa komgwaqo, Shintsha Bitumenkunciphisa kakhulu ukugcotshwa, ukuqhekeka ukukhathala, nokuqhekeka okushisayo, okuholela ekuphepheni, okuhlala isikhathi esideI-Asphalt Pavement.
• Isicelo ukhiye:Ukukhethwa kweShintsha Bitumenkuya kakhulu ekusetshenzisweni okuhlosiwe (uphahlavs. road), isimo sezulu, imithwalo yethrafikhi, nendlela yokufaka.
• Ukuqinisekiswa kwekhwalithi okubalulekile:Ukusebenzisana nabakhiqizi abathembekile abanamathela ekulweni okuqinile kwekhwalithi futhiukucacisaAmazinga abalulekile ekuqinisekiseni ukusebenza okulindelwe nokuphila isikhathi eside.
• Inani lesikhathi eside:Ngenkathi kungenzeka ukuthi kube nezindleko eziphakeme zokuqala,Shintsha Bitumenimvamisa inikela ngezindleko eziphansi zokuphila-zokuphila ngenxa yenwetshiweImpilo Yenkonzona-Izidingo Zokulungisa Izidingo.

Ukuqonda izakhiwo, izinzuzo, kanye nokusetshenziswa kweIzinhlobo ezahlukahlukeneiwa-Shintsha BitumenOnjiniyela bama-Empowers, abakhi bezakhiwo, kanye nabaqeqeshi bokuthengwa kwempahla njengoMark Thompson ukwenza izinqumo ezinolwazi, okuholele ekubekezeleni okwengeziwe, okuhlala isikhathi eside, kanye nengqalasizinda ethe xaxa. Njengefektri enikezelwe kwimikhiqizo esezingeni eliphakeme yamalahle kanye nemikhiqizo asphalt, sizibonela mathupha inani lelo mbumbuluShintsha Bitumenkuletha amaklayenti ethu emhlabeni wonke.