1 Ulwazi oluyisisekelo
Umbuzo 1 Zingaki izindlela zokwakha ezikhona zokunamathisela amathayili nge-adhesive yethayili?
Impendulo: Inqubo yokunamathisela amathayili e-ceramic ngokuvamile ihlukaniswe ngezinhlobo ezintathu: indlela yokumboza ngemuva, indlela yokumboza isisekelo (eyaziwa nangokuthi indlela ye-trowel, indlela yokunamathisela okuncane), kanye nendlela yokuhlanganisa.
Umbuzo 2 Yimaphi amathuluzi akhethekile ayinhloko okwakha i-tile paste?
Impendulo: Amathuluzi akhethekile okunamathisela amathayili ahlanganisa kakhulu: i-electrical mixer, i-toothed spatula (trowel), i-raber hammer, njll.
Umbuzo 3 Yiziphi izinyathelo eziyinhloko enkambisweni yokwakha i-tile paste?
Impendulo: Izinyathelo eziyinhloko yilezi: ukwelashwa kwesisekelo, ukulungiswa kwezinto, ukuxuba udaka, ukuma kodaka (ukucwenga), ukuxuba okwesibili, ukusetshenziswa kodaka, ukunamathisela amathayela, ukugcinwa nokuvikelwa komkhiqizo oqediwe.
Umbuzo 4 Iyini indlela yokunamathisela okuncane? Yiziphi izici zayo?
Impendulo: Indlela yokunamathisela encane ibhekisela endleleni yokunamathisela amathayili, amatshe nezinye izinto ezinobukhulu obuncane kakhulu (cishe obungu-3mm). Ngokuvamile isebenzisa i-spatula enamazinyo ebusweni obuyisicaba ukuze ilawule ubukhulu besendlalelo sezinto zokubopha (ngokuvamile kungabi ngaphezu kuka-3~5mm). Indlela yokunamathisela encane inezici zesivinini sokwakha esisheshayo, umphumela omuhle wokunamathisela, indawo ethuthukisiwe yokusetshenziswa ngaphakathi, ukonga amandla kanye nokuvikelwa kwemvelo.
Umbuzo 5 Iyini into emhlophe ngemuva kwethayela? Iyithinta kanjani ithayela?
Impendulo: Yimpuphu yokususa uthuli esetshenziswa ngaphambi kokuba izitini zingene esithandweni ngesikhathi sokukhiqizwa kwamathayela e-ceramic. Izinto ezifana nokuvaleka kwesithando. Impuphu yokukhulula izinzile kakhulu enkambisweni yokucwilisa amathayela e-ceramic ekushiseni okuphezulu. Ekushiseni okujwayelekile, impuphu yokukhulula ayisebenzi, futhi cishe akukho mandla phakathi kwezinhlayiya zempuphu yokukhulula naphakathi kwempuphu yokukhulula namathayela. Uma kukhona impuphu yokukhulula engahlanzekile ngemuva kwethayela, amandla okubopha asebenzayo ethayela azoncishiswa ngokufanele. Ngaphambi kokuba amathayela ananyathiselwe, kufanele ahlanzwe ngamanzi noma impuphu yokukhulula kufanele isuswe ngebhulashi.
Umbuzo 6 Ngokuvamile kuthatha isikhathi esingakanani ukunakekela amathayili ngemva kokusebenzisa izinamathiseli zamathayili? Ungawanakekela kanjani?
Impendulo: Ngokuvamile, ngemva kokuba inhlaka yethayela inamathiselwe futhi yakhiwe, idinga ukuphola izinsuku ezi-3 kuya kwezi-5 ngaphambi kokuba kwenziwe ukwakhiwa kwe-caulking okulandelayo. Ngaphansi kwesimo sezulu esijwayelekile sokushisa nomswakama, ukulondolozwa kwemvelo kwanele.
Umbuzo 7 Yiziphi izidingo zesisekelo esifanelekile sokwakhiwa kwangaphakathi?
Impendulo: Kumaphrojekthi okufaka amathayili odongeni ngaphakathi, izidingo zobuso besisekelo: ukuma mpo, ukuba yisicaba ≤ 4mm/2m, akukho ungqimba oluphakathi, akukho sihlabathi, akukho mpuphu, kanye nesisekelo esiqinile.
Umbuzo 8 Kuyini i-ubiquinol?
Impendulo: Kuyi-alkali ekhiqizwa ukumanziswa kwesimende ezintweni ezisekelwe kusimende, noma izinto ze-alkali eziqukethwe ezintweni zokuhlobisa ezishintshashintshayo ngamanzi, ezicebile ngqo kungqimba lokuhlobisa, noma umkhiqizo osabela emoyeni ebusweni bokuhlobisa. Lezi zinto ezimhlophe, ezingasatshalaliswanga ngokungalingani zithinta ukubukeka kwendawo yokuhlobisa.
Umbuzo 9 Kuyini ukuchama kanye nokukhala okulengayo?
Impendulo: Ngesikhathi senqubo yokuqina kwe-samente mortar, kuzoba nezimbobo eziningi ngaphakathi, futhi lezi zimbobo ziyiziteshi zokuvuza kwamanzi; lapho i-samente mortar iguqulwa futhi ishiswa, kuzovela imifantu; ngenxa yokuncipha kanye nezinye izici zokwakha, i-samente mortar ilula ukuyikhipha. I-drum engenalutho yakha ngaphansi kwethayela. I-calcium hydroxide Ca(OH)2, enye yemikhiqizo yokusabela kokumanzisa kwe-samente ngamanzi, ngokwayo iyancibilika emanzini, futhi amanzi akhishwe angancibilikisa ne-calcium oxide CaO ku-calcium disilicate gel CSH, okuwumkhiqizo wokusabela phakathi kwe-samente namanzi. Ukuna kwemvula kuba yi-calcium hydroxide Ca(OH)2. Isixazululo samanzi se-Ca(OH)2 siyahamba siye ebusweni bethayela nge-capillary pores yethayela noma itshe, futhi simunce i-carbon dioxide CO2 emoyeni ukuze sakhe i-calcium carbonate CaCO3, njll., ewela phezu kobuso bethayela, okuvame ukubizwa ngokuthi i-anti-size and hanging tears, eyaziwa nangokuthi i-whitening.
Isenzakalo sokulwa nosayizi, ukulengisa izinyembezi noma ukwenza mhlophe sidinga ukuhlangabezana nezimo eziningana ngesikhathi esisodwa: kukhiqizwa i-calcium hydroxide eyanele, amanzi anele angathuthela ebusweni, futhi amanzi acebile nge-calcium hydroxide ebusweni angahlala isikhathi eside ngokwanele. Ngakho-ke, isenzakalo sokuba mhlophe senzeka kakhulu engqimbeni ejiyile yendlela yokwakha yesamente (ukunamathela emuva) (usimende owengeziwe, amanzi kanye nezikhala), izitini ezingafakwanga ingilazi, izitini noma itshe le-ceramic (ezineziteshi zokufuduka - ama-capillary pores), isikhathi sokuqala sasebusika noma sasentwasahlobo (ukufuduka kobuso bomswakama kanye nokujiya), imvula elula kuya ephakathi (inikeza umswakama owanele ngaphandle kokugeza ubuso ngokushesha). Ngaphezu kwalokho, imvula ene-asidi (ukugqwala kobuso kanye nokuncibilika kosawoti), iphutha lomuntu (ukwengeza amanzi nokuvuselela okwesibili ngesikhathi sokwakhiwa endaweni), njll. kuzobangela noma kubhebhethekise ukuba mhlophe. Ukumhlophe kobuso kuvame ukuthinta ukubukeka kuphela, futhi okunye kungokwesikhashana (i-calcium carbonate izosabela ne-carbon dioxide namanzi emoyeni futhi ibe yi-calcium bicarbonate encibilikayo futhi igezwe kancane kancane). Qaphela ukumhlophe lapho ukhetha amathayili namatshe anezimbobo. Ngokuvamile sebenzisa i-formula ekhethekile yokunamathisela ithayela kanye ne-sealant (uhlobo olungenamanzi), ukwakhiwa okunezingqimba ezincane, ukuqinisa ukuphathwa kwendawo yokwakha (indawo yokukhosela imvula kusenesikhathi kanye nokuhlanza okunembile kwamanzi axutshwe, njll.), akukwazi ukufeza ukumhlophe okubonakalayo noma ukumhlophe kancane.
Amathayili amabili okunamathisela
Umbuzo 1 Yiziphi izizathu kanye nezinyathelo zokuvimbela ukungalingani kwengqimba yodaka olumise okwe-rack?
Impendulo: 1) Isendlalelo sesisekelo asilingani.
2) Ubukhulu besinamathelisi sethayela eliklwebhiwe akwanele, futhi isinamathelisi sethayela eliklwebhiwe asigcwele.
3) Kukhona inhlaka yethayela eyomile emigodini yamazinyo e-trowel; i-trowel kufanele ihlanzwe.
3) Ijubane lokuklwebha inqwaba lishesha kakhulu; ijubane lokuklwebha kufanele lehliswe.
4) I-adhesive yethayela ayivuselelwa ngokulinganayo, futhi kunezinhlayiya zempuphu, njll.; i-adhesive yethayela kufanele ivuselelwe ngokuphelele futhi ivuthwe ngaphambi kokusetshenziswa.
Umbuzo 2 Uma ukuphambuka kokuthamba kwesendlalelo sesisekelo kukhulu, ungayisebenzisa kanjani indlela yokunamathisela okuncane ukuze ubeke amathayili?
Impendulo: Okokuqala, izinga lesisekelo kumele lilinganiswe ukuze kuhlangatshezwane nezidingo zokusicaba ≤ 4mm/2m, bese kusetshenziselwa indlela yokunamathisela encane ekwakheni i-tile paste.
Umbuzo 3 Yini okufanele inakwe lapho unamathisela amathayili kuma-air risers?
Impendulo: Hlola ukuthi ama-angles e-yin ne-yang epayipi lokungenisa umoya angama-engeli angu-90° kwesokudla ngaphambi kokunamathisela, futhi uqinisekise ukuthi iphutha phakathi kwe-engeli efakiwe kanye nephuzu lokugcina lepayipi lingu-≤4mm; amalunga amathayili asikiwe nge-engeli engu-45° yang kufanele alingane futhi awakwazi ukunamathiselwa eduze, ngaphandle kwalokho amandla okunamathela amathayili azothinteka (Umswakama nokwanda kokushisa kuzokwenza ukuthi unqenqema lwethayili luqhume futhi lonakale); gcina imbobo yokuhlola eyengeziwe (ukugwema ukuhlanzwa nokugqwala kwepayipi, okuzothinta ukubukeka).
Umbuzo 4 Ungawafaka kanjani amathayili phansi anepayipi lokudonsa phansi?
Impendulo: Uma ubeka amathayela phansi, thola indawo yokuthambeka enhle ukuqinisekisa ukuthi amanzi kuzo zonke izikhundla angageleza aye endaweni yokuthambeka phansi, enothambeka oluyi-1% kuya ku-2%. Uma imisele emibili yaphansi ihlelwe esigabeni esifanayo, indawo ephakathi phakathi kwemisele emibili yaphansi kufanele ibe yindawo ephakeme kakhulu futhi ibekwe ngetshe kuzo zombili izinhlangothi; uma ihambisana namathayela odonga naphansi, amathayela phansi kufanele abekwe eceleni kwamathayela odonga.
Umbuzo 5 Yini okufanele inakwe uma kusetshenziswa inhlaka yethayela eyomisa ngokushesha ngaphandle?
Impendulo: Isikhathi sokugcina kanye nesikhathi somoya sezinamathiseli zethayela ezomisa ngokushesha zimfushane kunezinamathiseli zethayela ezivamile, ngakho-ke inani lokuxuba ngesikhathi esisodwa akufanele libe liningi kakhulu, futhi indawo yokuklwebha ngesikhathi esisodwa akufanele ibe nkulu kakhulu. Kufanele kuhambisane nezidingo ngokuqinile. Umkhiqizo ungasetshenziswa ukuqedela ukwakhiwa phakathi nesikhathi. Akuvunyelwe ngokuphelele ukuqhubeka nokusebenzisa isinamathiseli sethayela esilahlekelwe ukwakheka kwaso futhi esiseduze nokujiya ngemva kokufaka amanzi okwesibili, ngaphandle kwalokho kuzothinta kakhulu amandla okubopha okuqala nakwephuzile, futhi kungabangela ukuba mhlophe okukhulu. Kufanele kusetshenziswe ngokushesha nje lapho kuxutshwa. Uma komile ngokushesha kakhulu, inani lokuxuba lingancishiswa, izinga lokushisa lamanzi okuxuba lingancishiswa ngokufanele, futhi ijubane lokuxuba lingancishiswa ngokufanele.
Umbuzo 6 Yiziphi izimbangela kanye nezinyathelo zokuvimbela ukugoba noma ukwehla kwamandla okuhlangana ngemva kokubopha amathayili e-ceramic?
Impendulo: Okokuqala, hlola ikhwalithi yezindawo eziphansi, isikhathi sokusebenza kwekhwalithi yomkhiqizo, isilinganiso sokusatshalaliswa kwamanzi nezinye izici. Ngemuva kwalokho, uma ubheka ukugoba noma ukwehla kwamandla okunamathela okubangelwa ukunamathela kwethayela ngemva kwesikhathi sokuphefumula lapho unamathisela, kufanele kuqashelwe ukuthi i-paste kufanele inamathiselwe ngaphakathi kwesikhathi sokuphefumula. Uma unamathisela, kufanele ihlikihlwe kancane ukuze wenze i-adhesive yethayela ibe nkulu. Uma ubheka isimo sokugoba noma ukuncipha kokunamathela okubangelwa ukulungiswa ngemva kwesikhathi sokulungisa, kufanele kuqashelwe ukuthi kulokhu, uma kudingeka ukulungiswa kabusha, i-adhesive yethayela kufanele isuswe kuqala, bese i-grout kufanele igcwaliswe kabusha ukuze inamathiselwe. Uma unamathisela amathayela amakhulu okuhlobisa, ngenxa yokuntuleka kwenani le-adhesive yethayela, izokhishwa kakhulu ngesikhathi sokulungiswa kwangaphambili nangemuva, okuzokwenza i-adhesive ihlukane, ibangele ukugoba, noma inciphise ukunamathela. Naka lapho ubeka kusengaphambili, Inani le-adhesive kufanele libe neqiniso ngangokunokwenzeka, futhi amabanga angaphambili nangemuva kufanele alungiswe ngokufaka i-hammer nokucindezela. Ubukhulu besinamathelisi sethayela akufanele bube ngaphansi kuka-3mm, kanti ibanga lokulungisa ukudonsa kufanele libe cishe ngu-25% wobukhulu besinamathelisi. Ngenxa yesimo sezulu esishisayo nesomile kanye nendawo enkulu yeqoqo ngalinye lokuklwebha, okuholela ekulahlekelweni kwamanzi ebusweni bengxenye yesinamathelisi, indawo yesinamathelisi sethayela ngalinye kufanele incishiswe; lapho isinamathelisi sethayela singasabonakali, kufanele siklwebhe ku-Re-slurry. Uma isikhathi sokulungisa sidlulile futhi ukulungiswa kuphoqelekile, kufanele sikhishwe bese sishintshwa. Uma ubukhulu besinamathelisi sethayela bunganele, sidinga ukugrudwa. Qaphela: Ungangezi amanzi noma ezinye izinto kusinamathelisi esiqinile futhi saqina ngaphezu kwesikhathi sokusebenza, bese usisebenzisa ngemva kokusixuba.
Umbuzo 7 Lapho uhlanza iphepha ebusweni bamathayili, isizathu kanye nezinyathelo zokuvimbela ukuwa kwamathayili?
Impendulo: Ngenxa yalesi simo esibangelwa ukuhlanzwa kwangaphambi kwesikhathi, ukuhlanzwa kufanele kuhlehliswe, futhi inhlaka yethayela kufanele ifinyelele amandla athile ngaphambi kokuhlanza. Uma kunesidingo esiphuthumayo sokusheshisa isikhathi sokwakha, kunconywa ukusebenzisa inhlaka yethayela eyomisa ngokushesha, futhi ingahlanzwa okungenani amahora ama-2 ngemuva kokuqedwa kokugandaya.
Umbuzo 8 Yini okufanele inakwe lapho unamathisela amathayili endawo enkulu?
Impendulo: Uma unamathisela amathayili endawo enkulu, qaphela lokhu: 1) Namathisela phakathi nesikhathi sokomisa kwe-adhesive yethayili. 2) Sebenzisa i-glue eyanele ngesikhathi esisodwa ukuvimbela inani elanele le-glue, okuholela esidingweni sokugcwalisa i-glue.
Umbuzo 9 Ungaqinisekisa kanjani ikhwalithi yokunamathisela amathayili e-ceramic athambile njengento entsha yokuhlobisa?
Impendulo: I-glue ekhethiwe idinga ukuhlolwa ngamathayili e-ceramic athambile, futhi i-glue yethayili enamathelayo eqinile kufanele ikhethwe ukuze inamathiselwe.
Umbuzo 10 Ingabe amathayili kudingeka acwiliswe emanzini ngaphambi kokunamathiswa?
Impendulo: Uma ukhetha izinamathiseli zamathayili ezifanelekile zokunamathisela, amathayili akudingeki acwiliswe emanzini, futhi izinamathiseli zamathayili ngokwazo zinezakhiwo ezinhle zokugcina amanzi.
Umbuzo 11 Ungabeka kanjani izitini uma kukhona ukuphambuka okukhulu ekusithekeni kwesisekelo?
Impendulo: 1) Ukulinganisa kusengaphambili; 2) Ukwakha ngendlela ehlanganisiwe.
Umbuzo 12 Ngaphansi kwezimo ezijwayelekile, isikhathi esingakanani ngemva kokuqedwa kokwakhiwa kokuvimbela amanzi, ingabe ukufakwa kwamathayela kanye nokufakwa kwe-caulking kungaqalwa?
Impendulo: Kuncike ohlotsheni lwezinto ezingangeni manzi. Isimiso esiyisisekelo ukuthi izinto ezingangeni manzi zingafakwa amathayili kuphela ngemva kokuba sezifinyelele izidingo zamandla okufaka amathayili. Yenza ukukhomba.
Umbuzo 13 Ngokuvamile, ingasetshenziswa isikhathi esingakanani ngemva kokuqedwa kokufaka amathayili nokufaka i-caulking?
Impendulo: Ngemva kokufaka i-caulking, ingasetshenziswa ngemva kokulungiswa kwemvelo izinsuku ezingu-5-7 (kufanele inwetshwe ngendlela efanele ebusika nasenkathini yemvula).
2.1 Imisebenzi yangaphakathi evamile
Umbuzo 1 Uma unamathisela amatshe noma izitini ezinombala okhanyayo ngezinamathiselo zamathayili ezinombala omnyama, yiziphi izizathu kanye nezinyathelo zokumelana nokushintsha kombala wamatshe noma izitini?
Impendulo: Isizathu ukuthi itshe elikhululekile elinombala okhanyayo alikwazi ukungena kahle, futhi umbala we-adhesive yethayela elinombala omnyama kulula ukungena kuwo. Kunconywa i-adhesive yethayela elimhlophe noma elinombala okhanyayo. Ngaphezu kwalokho, uma unamathisela amatshe okulula ukuwangcolisa, naka isembozo sangemuva nesembozo sangaphambili bese usebenzisa i-adhesive yethayela eyomisa ngokushesha ukuvimbela ukungcola kwamatshe.
Umbuzo 2 Ungakugwema kanjani ukuthi imithungo yethayela ingaqondile futhi ubuso abubushelelezi?
Impendulo: 1) Amathayili abheke phansi kufanele akhethwe ngokucophelela ngesikhathi sokwakha ukuze kugwenywe ukuhlangana okuqondile kanye nokuhlangana phakathi kwamathayili aseduze ngenxa yemininingwane nobukhulu bamathayili obungaguquki. Ngaphezu kwalokho, kuyadingeka ukushiya ukuhlangana okwanele kwezitini bese usebenzisa amakhadi amathayili.
2) Nquma ukuphakama kwesisekelo, futhi iphuzu ngalinye lokuphakama lizohambisana nomkhawulo ophezulu werula (hlola ama-blisters). Ngemva kokuba umugqa ngamunye unamathiselwe, kuzohlolwa ngokuvundlile nangokuqondile ngerula ngesikhathi, futhi kulungiswe ngesikhathi; uma umthungo udlula iphutha elivumelekile, kuzosuswa amathayili odongeni (phansi) ngesikhathi ukuze kushintshwe inhlaka yethayili ukuze kuphinde kusetshenziswe.
Kungcono ukusebenzisa indlela yokudonsa ekwakheni.
Umbuzo 3 Ukwakhiwa kwangaphakathi, ungabala kanjani inani lamathayela abhekene, izinto zokunamathisela amathayela kanye nezinto zokubopha?
Impendulo: Ngaphambi kokunamathisela amathayili ngaphakathi endlini, yenza amalungiselelo kusengaphambili ngokwezincazelo zethayili, bese ubala inani lamathayili abhekene (amathayili odonga naphansi abalwa ngokwehlukana) ngokwemiphumela yokulungiselela kusengaphambili kanye nokulahlekelwa kwendawo yokunamathisela + (10% ~ 15%).
Uma ufaka amathayili ngendlela yokunamathisela okuncane, ubukhulu besendlalelo sokunamathisela ngokuvamile buyi-3 ~ 5mm, kanti inani lokunamathisela (izinto ezomile) liyi-5 ~ 8kg/m2 ngokusekelwe ekubalweni kwe-1.6kg yezinto ngemitha yesikwele ukuze kube nobukhulu obuyi-1mm.
Ifomula yokubhekisela yenani le-ejenti ye-caulking:
Inani le-sealant = [(ubude bezitini + ububanzi bezitini) * ubukhulu bezitini * ububanzi bamalunga * 2/(ubude bezitini * ububanzi bezitini)], kg/㎡
Umbuzo 4 Ekwakhiweni kwangaphakathi, ungakuvimbela kanjani ukuthi amathayili odonga kanye nephansi angaqhekeki ngenxa yokwakhiwa?
Impendulo eyodwa: 1) Khetha inhlaka yethayela efanele;
2) Ukuphathwa kahle kwengemuva lethayela kanye nobuso besisekelo;
3) I-adhesive yethayela ixutshwe ngokuphelele futhi ivuthwe ukuze kuvinjelwe impuphu eyomile;
4) Ngokuya ngesikhathi sokuvula kanye nesivinini sokwakha se-adhesive yethayela, lungisa indawo yokuklwebha ye-adhesive yethayela;
5) Sebenzisa indlela yokuhlanganisa ukuze unamathisele ukunciphisa isimo sokungabikho kokuxhumana okwanele;
6) Ukugcinwa okufanele ukuze kuncishiswe ukudlidliza kwasekuqaleni.
Impendulo 2: 1) Ngaphambi kokubeka amathayili, qala uqinisekise ukuthi ukuthamba nokuma kwesendlalelo seplasta esilinganiselayo kungama-≤ 4mm/2m;
2) Kumathayili osayizi abahlukene, khetha ama-trowel anamazinyo anezincazelo ezifanele;
3) Amathayili amakhulu adinga ukugqokwa nge-adhesive yethayili ngemuva kwamathayili;
4) Ngemva kokubekwa kwamathayili, sebenzisa isando senjoloba ukuze uwashaye futhi ulungise ukuba yisicaba.
Umbuzo 5 Ungawaphatha kanjani kahle ama-node anemininingwane efana namakhona e-yin ne-yang, amatshe eminyango, kanye nemisele yamanzi ephansi?
Impendulo: Amakhona e-yin ne-yang kufanele abe sema-engelini angakwesokudla angama-degree angu-90 ngemva kokufaka amathayili, kanti iphutha le-engeli phakathi kwemikhawulo kufanele libe yi-≤4mm. Ubude nobubanzi betshe lomnyango kuhambisana nesembozo somnyango. Uma uhlangothi olulodwa luyi-corridor kanti olunye uhlangothi luyikamelo lokulala, itshe lomnyango kufanele lihlanzwe nomhlabathi kuzo zombili izinhlangothi; ukuphakama okungu-5 ~ 8mm kunephansi lendlu yokugezela ukuze kudlale indima yokugcina amanzi. Uma ufaka i-drain yaphansi, qiniseka ukuthi iphaneli yokudonsa phansi iphansi ngo-1mm kunethayili elizungezile; i-adhesive yethayili ayikwazi ukungcolisa i-valve engezansi ye-drain yaphansi (izobangela ukuvuza kwamanzi okubi), futhi kunconywa ukusebenzisa i-adhesive yethayili yesamente eguquguqukayo ekufakweni kwe-drain yaphansi.
Umbuzo 6 Yini okufanele inakwe lapho unamathisela amathayili ezindongeni zokuhlukanisa i-keel yensimbi elula?
Impendulo: Kufanele kuqashelwe: 1) Amandla engqimba yesisekelo kufanele akwazi ukuhlangabezana nezidingo zokuqina kwesakhiwo. Isakhiwo sesibili kanye nesakhiwo sokuqala kuxhunywe ngokuphelele nge-mesh ehlanganisiwe.
2) Ngokuya ngesilinganiso sokumuncwa kwamanzi, indawo kanye nesisindo samathayili, fanisa bese ukhetha ingcina yethayili;
3) Ukuze ukhethe inqubo efanele yokugandaya, kufanele usebenzise indlela yokuhlanganisa ukugandaya nokuhlikihla amathayili endaweni yawo.
Umbuzo 7 Endaweni edlidlizayo, isibonelo, lapho ufaka amathayili ezindaweni ezinemithombo yokudlidliza engaba khona njengamakamelo okuphakamisa, yiziphi izakhiwo zezinto zokunamathisela okudingeka zinakwe?
Impendulo: Uma ubeka amathayili kulolu hlobo lwengxenye, kubalulekile ukugxila ekuguquguqukeni kwe-adhesive yethayili, okungukuthi, ikhono le-adhesive yethayili lokuguquguquka eceleni. Uma ikhono liqina, kusho ukuthi ungqimba lwe-adhesive yethayili akulula ukuluguquguqula lapho isisekelo sinyakaziswa futhi siguquguquka. Kuyenzeka ukugoba, kuwa futhi kusaqhubeka nokusebenza kahle kokubopha.
2.2 Imisebenzi yangaphandle evamile
Umbuzo 1 Yini okufanele inakwe ngesikhathi sokwakhiwa kwamathayela angaphandle ehlobo?
Impendulo: Naka umsebenzi wokuvikela ilanga kanye nemvula. Endaweni enokushisa okuphezulu nomoya onamandla, isikhathi somoya sizofinyezwa kakhulu. Indawo yokuklwebha i-porcelain adhesive akufanele ibe nkulu kakhulu, ukuze kuvinjelwe ukuthi i-slurry ingomi ngenxa yokunamathisela okungafanele.
Qaphela: 1) Ukukhetha izinto ezifanayo; 2) Gwema ukuchayeka elangeni emini; 3) Umthunzi; 4) Hlanganisa kancane bese usebenzisa ngokushesha okukhulu.
Umbuzo 2 Ungaqinisekisa kanjani ukuthi indawo enkulu yesisekelo sodonga lwangaphandle lwezitini iyasicaba?
Impendulo: Ukuthamba kwendawo eyisisekelo kumele kuhlangabezane nezidingo zokuthamba kwendawo. Uma ukuthamba kwendawo enkulu kuphansi kakhulu, kudinga ukulinganiswa futhi ngokudonsa ucingo. Uma kunendawo encane enezimbobo, kudinga ukulinganiswa kusengaphambili. Uma indawo encane igobile, ingalinganiswa nge-glue kusengaphambili.
Umbuzo 3 Yiziphi izidingo zesisekelo esifanelekile sokwakhiwa kwangaphandle?
Impendulo: Izidingo eziyisisekelo yilezi: 1) Amandla obuso besisekelo ayadingeka ukuze kuqine; 2) Ukuthamba kwesendlalelo sesisekelo kungaphakathi kobubanzi obujwayelekile.
Umbuzo 4 Ungaqinisekisa kanjani ukuthi indawo enkulu ithambile ngemva kokuba udonga lwangaphandle lufakwe amathayili?
Impendulo: 1) Isendlalelo sesisekelo kuqala sidinga ukuba sicaba;
2) Amathayili odonga kufanele ahlangabezane nezidingo zezinga likazwelonke, anobukhulu obufanayo kanye nobuso obushelelayo bezitini, njll.;
Isikhathi sokuthunyelwe: Novemba-29-2022