Lezo zibambano zingabakho isizathu sokutshatyalaliswa kweekrete
Ukususela ngamaxesha, unokufumana iifowuni kumthengi ubuza ukuba kutheni ukukhonkxa kukhwela kunye nendlela oku kuxazululwa ngayo. Ukufakela ikhonkrithi kubonakala ngathi kudibaniso olujikelezileyo okanye oval kunye neendawo zokukhonkxa okanye amajoyina. Olu hlobo lweengxaki lunokuthi lube luhlala luhlala kwiindawo ezikhuselekileyo xa kusetyenziswa iichemicals okanye ziyakwenzeka ngenxa yemijikelezo yeqhwa.
Kutheni Kutheni Kuye kwenzeka kwaye Ungakuphepha njani
Izibhengezo zingabonakala ngenxa yokuba i-rebar iye yavezwa kwaye umswakama kunye namanzi sele iqalile ukugquma i-rebar okanye mhlawumbi ngenxa yokuba izihlanganisi zekhonkrithi zakhiwe ngokungafanelekanga.
Njengoko isimo sezulu sitshintsha, ikhonkrithi iya kwandisa kwaye ibangele iphinde ibe yonakalise ngakumbi. Enye into ephambili ekhusela ukukhonkxa kwi-spalling kukusebenzisa uphawu olungileyo lwamanzi kummandla ogqityiweyo, ukukhusela amanzi ukungena kwikhonkrithi.
Iziphene zinokuthi ziphetshwe ukuba ikhonkrithi ilawulwa ngokucophelela kwaye ilandele iindlela ezifanelekileyo xa ithululwa. Indlela efanelekileyo yokukhusela ikhonkrithi ukususela kwi-spalling kukubonelela ngekharityhulam eyaneleyo kwiingqungquthela nokubeka amanxeba kwindawo efanelekileyo nakwiimida ezifanelekileyo. Enye into ebalulekileyo yokuqwalasela kwakhona, umxube wekhonkrithi, njengoko umxholo wamanzi ungakhokelela le meko. Ukuhlawula ingqalelo ekhethekileyo kwimida yekhonkrithi ebonakalayo kunye nakwiikona ukuze unikeze ikhava efanelekileyo yokhonkco njengoko kuchazwe ngumlingisi wakho wendalo okanye i-ACI.
Indlela yokulungisa i-Concrete Spalling
Ngokuxhomekeke kwimeko enzima ngayo, isisombululo sinokufuna ukulungiswa okunamandla okanye ngaphantsi kwezabasebenzi.
Ezi ngcamango ezingcono kwiindlela zokulungisa ukukhonkxa kwekhonkrithi.
- Xa ikhonkrithi ibonakaliswe engapheliyo i-1/3 ye-thickness, ke iya kulungiswa kodwa xa iyancinci ngaphezu kwe-1/3, imivalo yensimbi inokufakelwa kwaye ukubuyiswa okujonge ngokupheleleyo kuyafuneka.
- Xa iimpulelo zibonakaliswe kwaye zidibene, qiniseka ukuba uzihlambulule ngaphambi kokuqala inkqubo yokubuyisela. Ukusebenzisa i-brush yocingo ihlambulule imivalo yensimbi kwaye isebenze isambatho sokukhusela ukukhusela oku kungenzeki.
- Xa ingxaki iphezu kwendlela ehamba ngayo okanye iindawo ezinqamlekileyo ezinjengeiplaza kunye / okanye iindlela zokungena, ukugqithwa kwamatye kungadinga ukusetyenziswa. Emva kokugqitywa kwinqanaba, isalathisi sokungena kwamanzi kufuneka sisetyenziswe ekuthintela ukutshabalalisa ukuba kwenzeke.
- Ukuze wenze inkqubo yokulungisa, qiniseka ukususa ikhonkrit kwi ubuncinane ubuncinane be-1.5 intshi. Cococa kwaye ususe yonke i-debris ngaphambi kokuqala.
- Ukukhangela kungenziwa ukwandisa okungenani ii-intshi ezingama-4 ngaphaya kwendawo yokukhangela ikhonkrithi.
- Ukufumana imiphumo engcono, yabona iinqununu zekrekrele ukwenzela ukuba ukukhangela kungenziwa kwaye ikhonkrit ingafumaneka ngaphakathi kwendawo.
- Cococa kwaye ususe yonke i-debris kunye neengqungquthela ezifanelekileyo kwikhonkrit ngaphambi kokuba udibanise. Ukuba kufuneka ihlambuluke ngamanzi kwaye ususe amanzi ngesiponji. Lindela kude kube ngumhlaba owomileyo ngaphambi kokusebenzisa nayiphina i-compound okanye i-patching.
- Eyona ndlela, indawo endala yekhonkrithi kufuneka ivumeleke ukuba kulungelelaniso olungcono.
- Izinto eziphambili zokupakisha ziyi-portland-sement-based based or epoxy.
- Izixhobo zokupakisha ziya kuxutyushwa kuthathelwa ingqalelo ukuba ezi zixhobo zingasomisa okanye ziphendule ngokukhawuleza, ngoko nje udibanise into oceba ukuyisebenzisa ngemizuzu eyi-15.
- Qinisekisa ukuba ubushushu bomoya buphezu kwama-degrees ama-Fahrenheit angama-40, ngaphandle koko, izinto ezinokubambisa zingenakusebenza.
- Sebenzisa kuphela izixhobo ezinomlinganiselo wokulingana ofana nekhonkrete
- Ukuba iqela lifuna ukulungiswa , kufuneka libuyiselwe ngokufanelekileyo ukuvumela ukwandiswa kwe-slab ye-concrete.
Izinto ezisetyenzisiweyo zokuQinisekisa zichithwe
Ukongeza kwizinto zokubamba i-inhibitor ezifanele zifakwe kwiingqungquthela zetsimbi ezixutywayo, unokufumana umkhiqizo omhle kakhulu ukulungisa ukukhishwa khonkrithi. Ezinye zezona zivelisi ezicetyiswayo zi:
- Sika Corporation
- Jikelele i Polymers
- BASF Master Builders Solutions
- I-Euclid Chemical
Kukho eminye imveliso kunye nezixhobo ezikhoyo ukulungisa le ngxaki, kwaye rhoqo ufunda isincomo somenzi ngaphambi kokuba uqhubeke.