I-Sealant yimathiriyeli esetyenziswa kumphezulu ukwenza itywina okanye umqobo ngokuchasene ulwelo, iigesi, nezinto eziqinileyo. Ingasetyenziselwa ukukhusela yonke into ukusuka kumazinyo ukuya kwindlu yakho.
Kwesi sikhokelo, ndiza kuchaza indlela i-sealant esebenza ngayo kwaye kufuneka uyisebenzise nini. Ukongeza, ndiza kwabelana ngeengcebiso zokuyisebenzisa ngokufanelekileyo.
Kule posi siza kugubungela:
Imisebenzi emininzi yeeSealants
Izinto zokutywina zidlala indima ebalulekileyo ekusebenzeni njengesithintelo nxamnye nokufuma, uthuli, kunye nezinye iikhemikhali eziyingozi. Zisetyenziselwa ukuqulatha ulwelo okanye iigesi kunye nokubonelela ngengubo yokukhusela indawo emonakalweni. Ii-sealants ziyasebenza kwi ukungangenwa ngamanzi izakhiwo kunye nokubonelela nge-thermal, acoustical, kunye nokhuseleko lomlilo.
Ukuzalisa iZikhewu kunye neMigangatho egudileyo
Ama-sealants asetyenziselwa ukuzalisa izikhewu kunye nokuqhekeka kwezakhiwo, ukubonelela ngokubambelela ngokomzimba kunye nokugcina ukusebenza okulindelekileyo kwesakhiwo. Zikwasetyenziselwa ukugudisa iindawo, ukubonelela ngembonakalo ecacileyo kunye nokusebenza.
Uqulunqo kunye nosetyenziso
Ii-sealants zifumaneka kwiintlobo ezahlukeneyo zokuqulunqa, kubandakanywa i-organic kunye ne-elastomers. Kulula ukuzisebenzisa kwaye zibonelela ngokulula kunye nokuthembeka kwisicelo sabo. Ii-sealants ziyilelwe ukuthwala intshukumo kwizakhiwo, ziqinisekisa ukuba zigcina iimpawu zazo zokutywina ngokuhamba kwexesha.
IiPropati eziSebenzayo
Ii-sealants zinika uluhlu lwezinto ezisebenzayo, ezibandakanya ukunamathela, ukuthintela amanzi kunye nokukhusela umlilo. Zisetyenziswa kwizicelo ezahlukeneyo, kubandakanya ulwakhiwo, iimoto, kunye nemizi-mveliso ye-aerospace.
Iintsuku zokuQala zokutywinwa: Ukusuka kuDongwe lwaMandulo ukuya kwizitywini zamazinyo zanamhlanje
Ukutywina ibiyinto eqhelekileyo ukusukela kumaxesha amandulo, kunye nempucuko kwihlabathi laseNtshona zisebenzisa izixhobo ezahlukeneyo ukutywina izinto kunye nezakhiwo. Nantsi eminye imizekelo:
- Kwimpucuko yase-Indus Valley, abantu basebenzisa udongwe ukuze bavale amakhaya abo kwaye bathintele amanzi ukuba angangeni.
- Kwizenzo zonqulo zamandulo, ukutywinwa kwakusetyenziselwa ukugcina izinto ezingcwele kunye neetekisi zikhuselekile emonakalweni okanye ukuphazamisa.
- Iicarbohydrate ezifana newax zazisetyenziselwa ukutywina izikhongozeli zokutya neziselo ukuze zihlale zintsha.
Ukutywinwa kwiMpilo yamazinyo
Ukutywinwa bekusetyenzisiwe kwimpilo yamazinyo kangangeenkulungwane, kunye nempucuko yamandulo isebenzisa izinto ezahlukeneyo ukugcwalisa imingxuma kunye nokuqhekeka kumazinyo. Nantsi eminye imizekelo:
- Ngenkulungwane yeshumi elinesibini, umxube wobusi kunye nelitye elingumgubo lalisetyenziselwa ukuzalisa imingxuma kunye neentanda kumazinyo.
- KumaXesha Aphakathi, inyosi yayisetyenziselwa ukutywina amazinyo nokuthintela ukubola.
- Ekuqaleni kweminyaka yee-1900, oogqirha bamazinyo basebenzisa umxube wesilivere netoti ukuze bazalise imingxuma kunye neentanda.
Uphuhliso lwezitywini zamazinyo zanamhlanje
Izitywini zamazinyo zangoku zaqala ukwenziwa ngeminyaka yoo-1960 njengendlela yokuthintela ukubola kwamazinyo. Nalu uphuhliso oluphambili:
- Ngeminyaka yee-1960, izitywini zamazinyo zenziwe nge-acrylic kwaye kwakunzima ukuzibeka.
- Ngeminyaka yee-1970, izinto zokutywina zamazinyo zenziwe ngesixhobo sentlaka ekwakulula ukuyibeka kwaye sisebenza ngakumbi ekuthinteleni ukubola.
- Namhlanje, i-dental sealants yenziwe kwizinto zeplastiki ezifakwe kwizinyo kwaye ziqiniswe ngokukhanya okukhethekileyo.
Iindidi zezitywini: Isikhokelo esiBanzi
Ii-sealants zizinto ezisetyenziswa ngokuqhelekileyo kulwakhiwo kunye nenkonzo yokwakha ukuthintela ukuhamba kwezinto ezithile okanye utshintsho kwimeko. Zenzelwe ukuvala izithuba ezinzima kwaye zithintele ukungena komoya, amanzi, okanye ezinye izinto. Ii-sealants ziza kwiindidi ezahlukeneyo, nganye ilungiselelwe umsebenzi othile okanye umsebenzi othile.
Iintlobo eziqhelekileyo zeeSealants
Ii-sealants zinokwahlulwa ngokubanzi zibe ngamacandelo amathathu ngokusekwe kwizinto ezenziwe ngazo:
- Izitywini ezisekwe ngeAkriliki:
Olu lolona hlobo luqhelekileyo lwee-sealants kwaye luthande ukuba yindleko ephantsi. Kulula ukuzisebenzisa, ukucoceka, kunye nokulondolozwa. Ngokuqhelekileyo zisetyenziselwa ukugcwalisa, ukugcinwa, kunye nokutywina izithuba ezincinci. Izitywini ze-Acrylic azixhathisi kakhulu kumaqondo okushisa agqithisileyo kwaye zisetyenziselwa kakuhle umsebenzi wangaphakathi. - Izitywini ezisekwe kwiPolysulfide:
Ezi zixhathisa kakhulu kubushushu obugqithisileyo kwaye ziqhele ukusetyenziselwa umsebenzi wangaphandle. Ziqinile kwaye zenza itywina elihlala ixesha elide. Nangona kunjalo, ziyabiza kwaye zifuna ixesha elide ukuseta. - Izitywini ezisekwe kwiSilicone:
Ezi zithandwa kakhulu kwaye zaziwa ngexesha lazo lokumisela ngokukhawuleza. Ziyakwazi ukumelana nobushushu obugqithisileyo kwaye ziluncedo ekuvaleni izikhewu kwintsimbi, ilitye kunye nezinye izinto. Zithanda ukubiza kwaye zifuna ulondolozo oluninzi.
Ukukhetha isitywina esiLungileyo
Ukukhetha i-sealant efanelekileyo yomsebenzi othile kubalulekile. Ezinye izinto ekufuneka uzigcine engqondweni xa ukhetha i-sealant ziquka:
- Isixhobo siyatywinwa
- Umsebenzi othile ofunekayo
- Indawo apho i-sealant iya kusetyenziswa khona
- Ulondolozo olufunekayo
- Iindleko zemveliso
Apho ufaka khona iSealant: Ukufumana iSicelo esiLungileyo kwiiMfuno zakho
- Ii-sealants zisetyenziswa ngokuqhelekileyo ekwakheni ukukhusela emanzini kunye nokungena emoyeni.
- Zingasetyenziswa kwiindawo ezahlukeneyo, kubandakanywa isinyithi, ilitye, kunye nezixhobo zamaphepha.
- Ii-sealants zikwasetyenziselwa ukuvala izikhewu kunye nezitenxo phakathi kwezixhobo zokuthintela izinambuzane ukuba zingangeni.
IBathroom kunye neShower Applications
- Ii-sealants zilungele ukusetyenziswa kwegumbi lokuhlambela kunye neshawari, apho amanzi anokungena ngokulula kwizikhewu kwaye enze umonakalo.
- Zingasetyenziselwa ukutywina ngeefestile, iingcango, kunye nemigangatho yeethayile ukuthintela ukungena kwamanzi.
- I-latex kunye ne-silicone sealants zisetyenziswa ngokuqhelekileyo kwezi zicelo ngenxa yokukwazi ukwenza iibhondi eziqinileyo kunye neendawo.
Izicelo zeFuel kunye noMsebenzi oMnzi
- Izinto zokutywina zingasetyenziselwa ukutywina iitanki zamafutha kunye nezinye izinto ezinzima.
- Uhlobo lwe-sealant olusetyenziswa kwezi zicelo lubalulekile ukuqinisekisa ukudibanisa okufanelekileyo kunye nokukhuselwa.
- Izakhono zobuchwephesha zinokufuneka kwezi zicelo zokuqinisekisa ukuba i-sealant isetyenziswa ngokuchanekileyo kwaye iyakwazi ukumelana nokusetyenziswa kakhulu.
Eyona nto ibalulekileyo ekufuneka uyikhumbule
- Xa uqwalasela indawo yokusetyenziswa kwe-sealant, kubalulekile ukukhumbula ukuba uhlobo lwe-sealant esetyenzisiweyo kufuneka lufanele usetyenziso olucetywayo.
- Nangona i-sealants ilula ukusebenzisana nayo, isicelo esifanelekileyo sibalulekile ukuqinisekisa ibhondi eyomeleleyo kunye nokukhusela okusebenzayo.
- Nokuba uqhelene nama-sealants okanye umtsha kubo, ukuthatha ixesha lokufumana eyona sealant kwiimfuno zakho kuwufanele umzamo ekuhambeni kwexesha.
Ii-Sealants vs Adhesives: Yintoni Umahluko?
Ii-sealants kunye ne-adhesives zimbini eziqhelekileyo zokwakha kunye neemveliso zokwakha ezahlukileyo ekubunjweni kwazo kunye namandla. Izinto zokuncamathelisa ziyilelwe ukubamba umphezulu kunye, ngelixa izitywini zisetyenziselwa ukugcwalisa izithuba kwaye zixhathise intshukumo ehambelanayo yeendawo ezifakwe kuzo. Izinto ezincamathelayo zomelele kunezitywina, kodwa izitywini zibonelela indibano ngokuguquguquka ngakumbi. Izinto zokuncamathelisa zenziwe ngeekhemikhali ezinyanga kwaye zenze iqhina eliqinileyo phakathi kwee-substrates ezimbini, ngelixa izitywini zingenawo amandla okuncamathela aphezulu.
Phila ixesha kunye nokubamba amandla
Ii-sealants kunye ne-adhesives ziyahluka ngexesha lokunyanga kunye nokubamba amandla. Izinto ezincamathelayo ziphilisa ngokukhawuleza kwaye zinamandla okubamba aphezulu kunezitywina. Izitywini, kwelinye icala, zibonelela ngokuguquguquka okukhulu kwaye zinokuxhathisa intshukumo enxulumene nomphezulu. Xa ukhetha phakathi kwe-sealants kunye ne-adhesives, kubalulekile ukuqwalasela isicelo esithile kunye nokusebenza okufunayo.
Iingcebiso zomenzi
Kubalulekile ukulandela iingcebiso zomenzi xa ukhetha phakathi kwe-sealants kunye ne-adhesives. Izinto ezahlukeneyo zifuna iintlobo ezahlukeneyo ze-sealants kunye ne-adhesives, kwaye ukusebenzisa imveliso engafanelekanga kunokubangela ukungabikho kokubambelela okanye ukusebenza. Ezinye izinto zinokufuna i-adhesive ephezulu, ngelixa ezinye zingadinga i-sealant eguquguqukayo. Ukukhethwa ngokufanelekileyo kwama-sealants kunye ne-adhesives kubalulekile kwimpumelelo yaso nasiphi na isakhiwo okanye iprojekthi yokwakha.
isiphelo
Ke, yiloo nto i-sealant kunye nendlela esetyenziswa ngayo. Yimveliso entle yokutywina iintanda kunye nokukhusela umphezulu emonakalweni, kwaye ibisetyenziswa kangangeenkulungwane yimpucuko yakudala neyangoku. Kufuneka nje ukhumbule ukusebenzisa isitywina esifanelekileyo somsebenzi ofanelekileyo, kwaye ulungile ukuba uhambe. Ngoko, musa ukoyika ukuzama!
NdinguJoost Nusselder, umseki weZixhobo zeGqirha, umthengisi womxholo, kunye notata. Ndiyathanda ukuzama izixhobo ezitsha, kwaye kunye neqela lam ndiye ndenza amanqaku ebhlog anzulu ukusukela ngo-2016 ukunceda abafundi abathembekileyo ngezixhobo kunye neengcebiso zokwenza.
