I-undercoat wuhlobo olukhethekile lukapende olufakwa phezu kwejazi lesisekelo noma i-primer. Isetshenziselwa ukugcwalisa noma yikuphi ukungapheleli okungaphezulu nokudala indawo ebushelelezi ukuze ijazi langaphezulu linamathele kukho.
Kulesi sihloko, ngizochaza ukuthi i-undercoat iyini nokuthi kungani idingeka nini Umdwebo. Futhi, ngizokwabelana ngamathiphu okuthi ungayisebenzisa kanjani kahle.
Kulokhu okuthunyelwe sizomboza:
Kungani I-Undercoat Iyisihluthulelo Sokuthola Ukuqeda Okuphelele
I-undercoat wuhlobo oluthile lopende olwakha isendlalelo sesisekelo se-topcoat. Ibuye ibizwe ngokuthi yi-primer noma i-base coat. I-undercoat isetshenziselwa ukulungisa indawo yokudweba nokufeza umbala ofanayo. Ijazi elingaphansi liyisinyathelo esibalulekile enqubweni yokudweba, futhi lidala indawo ebushelelezi futhi elinganayo ukuze ijazi langaphezulu linamathele kulo. I-undercoat itholakala ngezindlela ezahlukene, ezifana ne-oyela-based, amanzi-based, futhi ihlangene.
Indlela Yokukhetha I-Undercoat Elungile
Ukukhetha i-undercoat efanele kuncike endaweni ethize ependiwe kanye nohlobo lwejazi eliphezulu elisetshenziswayo. Nazi izinto ezimbalwa okufanele uzikhumbule lapho ukhetha i-undercoat:
- Cabanga ngezinto ezipendiwe (ukhuni, insimbi, isitini, ugongolo, njll.)
- Cabangela uhlobo lwejazi eliphezulu elisetshenziswayo (elisuselwe kumafutha, elenziwe ngamanzi, njll.)
- Qaphela ubukhulu bendawo ependiwe
- Funda ilebula ngokucophelela ukuze uqinisekise ukuthi ijazi langaphansi liyahambisana nejazi langaphezulu
- Khetha umbala ofanele (omhlophe kumajazi angaphezulu akhanyayo, amnyama kumajazi angaphezulu amnyama)
- Cabangela ukusetshenziswa okuqondile kanye nezinzuzo zohlobo ngalunye lwejazi elingaphansi
Indlela Yokufaka I-Undercoat
Ukusebenzisa i-undercoat ngendlela efanele kuyisinyathelo esibalulekile ekufinyeleleni isiphetho esiphelele. Nazi izinyathelo okufanele uzilandele:
- Hlanza indawo yonke kahle, ususe noma yikuphi ukungcola, uthuli, noma imfucumfucu
- Susa noma imuphi upende oxekethile noma ophephukayo ngokuklwebha noma ngokufaka isihlabathi
- Gcwalisa noma yiziphi izimbobo noma imifantu endaweni nge-filler
- Faka i-undercoat ngephethini ye-waffle, usebenzisa ibhulashi noma i-roller
- Vumela i-undercoat ukuthi yome ngokuphelele ngaphambi kokufaka i-topcoat
- Faka ijazi lesibili le-undercoat uma kudingeka
- Sandla indawo engaphezulu kancane phakathi kwamajazi ukuze iphele kahle
Lapho Ungayithenga I-Undercoat
Ijazi elingaphansi lingathengwa ezindaweni eziningi zehadiwe noma izitolo zopende. Kufanelekile ukuchitha imali encane ukuze uthenge i-undercoat yekhwalithi ephezulu, njengoba izothinta umphumela wokugcina wephrojekthi yokudweba. Ezinye izinkampani futhi zinikeza ama-undercoats athile aklanyelwe izinhlobo ezahlukene zezindawo noma amajazi angaphezulu.
Ukweqa ijazi elingaphansi kungase kubonakale kusindisa isikhathi, kodwa kungaholela ezinkingeni eziningana, njenge:
- Umbala ongalingani nokuthungwa endaweni.
- Ukunamathela okungalungile kwejazi eliphezulu, okuholela ekuxebukeni nasekuphepheni.
- Isidingo samajazi amaningi kapende ukuze kuzuzwe umbala oyifunayo.
- Ukunciphisa ubude bomsebenzi wokupenda.
Ukuba Ngompetha Ubuciko Bokusebenzisa Ijazi Elingaphansi Lokupenda
Ngaphambi kokufaka i-undercoat, kubalulekile ukulungisa indawo efanele. Nazi izinyathelo okufanele uzilandele:
- Hlanza indawo engaphezulu kahle ukuze ususe noma yikuphi ukungcola, uthuli, noma amafutha.
- Susa noma yikuphi upende ovulekile noma ovuthayo usebenzisa i-scraper noma i-sandpaper.
- Gcwalisa noma yikuphi ukuqhekeka noma izimbobo nge-filler efanelekile futhi uvumele ukuthi yome.
- Sand ingaphezulu ukuze ufinyelele isiphetho esibushelelezi.
- Hlanza indawo engaphezulu futhi ukuze ususe noma yiluphi uthuli noma udoti.
Ukufaka I-Undercoat
Uma ubuso bulungisiwe, futhi uhlobo olufanele lwe-undercoat lukhethiwe, sekuyisikhathi sokufaka i-undercoat. Nazi izinyathelo okufanele uzilandele:
- Govuza i-undercoat kahle ngaphambi kokuyisebenzisa.
- Gcoba ijazi elingaphansi libe mncane, ngisho namajazi usebenzisa ibhulashi noma i-roller.
- Vumela i-undercoat ukuthi yome ngokuphelele ngaphambi kokufaka i-topcoat.
- Uma kudingeka, sebenzisa ijazi lesibili le-undercoat ukuze ufinyelele ubukhulu obufunayo.
- Vumela ijazi lesibili ukuthi lome ngokuphelele ngaphambi kokugcotshwa kwesihlabathi noma ukusika indawo engaphezulu ukuze wenze i-engeli efanelekile yokuqeda.
Isihluthulelo Sokuqeda Okuphelele
Isihluthulelo sokufeza ukuqeda okuphelele nge-undercoat ukulandela izinyathelo ezishiwo ngenhla futhi usebenzise uhlobo olufanele lwe-undercoat yezinto ozipendayo. Nawa amanye amathiphu angeziwe wokukusiza ufinyelele isiphetho esifanele:
- Sebenzisa ibhulashi lekhwalithi elihle noma i-roller ukuze ufake i-undercoat.
- Faka ijazi elingaphansi ngaphansi kwezimo ezifanele, okungukuthi, lingashisi kakhulu noma lingabandi kakhulu.
- Vumela i-undercoat ukuthi yome ngokuphelele ngaphambi kokufaka i-topcoat.
- Sebenzisa a isihlabathi esimanzi amasu ukuze ufinyelele isiphetho esibushelelezi.
- Sebenzisa imikhiqizo eklanyelwe ukusebenza ndawonye, okungukuthi, sebenzisa ijazi langaphansi kanye nejazi langaphezulu elisuka kumkhiqizo ofanayo.
Izinzuzo Eziyingqayizivele Zokusebenzisa I-Undercoat
Ukusebenzisa i-undercoat ngaphambi kokudweba kunezinzuzo eziningana eziyingqayizivele, kuhlanganise:
- Kuyasiza ukuvikela indawo engaphezulu kumswakama kanye nezinye izici zemvelo.
- Ivumela upende ukuthi unamathele kangcono phezulu, okuholela ekuqedeni okuhlala isikhathi eside.
- Kuyasiza ukulungisa noma yikuphi ukungapheleli okungaphezulu, okuholela ekuqedeni okubushelelezi, okunombala olinganayo.
- Isebenza njengesendlalelo esiyinhloko phakathi kwe-primer ne-topcoat, iqinisekisa ukuthi i-topcoat inamathela kahle futhi ibonakala iyinhle isikhathi eside.
Sengiphetha, i-undercoat iwumkhiqizo obalulekile uma kuziwa ekudwebeni. Ngokulandela izinyathelo ezishiwo ngenhla nokusebenzisa uhlobo olufanele lwe-undercoat, ungafinyelela isiphetho esiphelele esizohlala isikhathi eside.
Mangaki Amajazi E-Undercoat Okufanele Ufake Isicelo?
Ngaphambi kokuthi sicwilise enanini lamajazi ejazi langaphansi okufanele ulifake, ake siqale sikhulume ngokubaluleka kokulungiselela. Ukudweba akukhona nje ukusebenzisa upende endaweni ethile, kumayelana nokudala isisekelo esihlanzekile nesibushelelezi ukuze upende unamathele kuso. Nazi ezinye izinyathelo zokulungisa izindonga zakho ze-undercoat:
- Hlanza izindonga kahle ukuze ususe noma yikuphi ukungcola, uthuli, noma amafutha.
- Sande izindonga nge-sandpaper ukuze udale indawo ebushelelezi.
- Sebenzisa i-scraper ukuze ususe noma yimuphi upende ophephezelayo.
- Faka i-masking tape ukuze uvikele noma yiziphi izindawo ongafuni ukuzipenda.
- Gqoka amagilavu okuphepha ukuze uvikele izandla zakho.
Inombolo Enconyiwe Yamajazi
Njengomthetho ojwayelekile wesithupha, kuyanconywa ukuthi ufake okungenani ijazi elilodwa lejazi langaphansi ngaphambi kokupenda. Nokho, inani lamajazi owadingayo lizoncika ezintweni ezishiwo ngenhla. Nansi eminye imihlahlandlela:
- Uma izindonga zakho zisesimweni esihle futhi upenda phezu kombala okhanyayo, ijazi elilodwa le-undercoat kufanele lanele.
- Uma izindonga zakho zisesimweni esibi noma upenda phezu kombala omnyama, kungase kudingeke amajazi amabili noma ngaphezulu ejazi langaphansi.
- Hlala ufunda imiyalelo yomkhiqizi wejazi langaphansi olisebenzisayo ukuze unqume inani elinconyiwe lamajazi.
I-DIY noma Qasha Uchwepheshe?
Uma uqiniseka ngamakhono akho e-DIY, ukusebenzisa i-undercoat ngokwakho kungakongela imali. Nokho, uma ungaqiniseki noma ungenawo amathuluzi adingekayo, kungase kube ngcono ukuqasha uchwepheshe. Umdwebi oqeqeshiwe uzoba nesipiliyoni namathuluzi okuqinisekisa ukuthi izindonga zakho zilungiswe kahle futhi ijazi elingaphansi lisetshenziswa ngendlela efanele.
Kungani I-Undercoat Ibalulekile Ekuqedeni Okuphelele
Ijazi langaphansi liyisinyathelo esibalulekile enqubweni yokudweba. Kwakha isisekelo esibushelelezi futhi esilinganayo sejazi lokugcina likapende. Ngaphandle kwe-undercoat, indawo engaphezulu ingase ingafani, futhi umbala wokugcina ungase ungafinyeleli ukujula okufunayo.
Isiza Ukuzuza Umbala Owufunayo Kumajazi Ambalwa
Ukusebenzisa i-undercoat kuqinisekisa ukuthi umbala owukhethile ungatholakala ngamajazi ambalwa. Lokhu akugcini nje konga isikhathi kodwa futhi nemali njengoba udinga upende omncane ukumboza phezulu.
Ithuthukisa Ikhwalithi Yejazi Lokugcina
I-undercoat isiza ukuthuthukisa ikhwalithi yejazi lokugcina likapende. Ihlinzeka ngesisekelo esihle se-topcoat ukunamathela, iqinisekisa ukuthi ihlala isikhathi eside futhi ibukeka kangcono.
Ilungiselela I-Surface Yokupenda Okufanelekile
Ijazi elingaphansi lilungisa indawo yokudweba efanele. Igcwalisa noma yikuphi ukungapheleli futhi isiza ukumboza amabala amancane. Lokhu kwenza ingaphezulu lilungele ijazi langaphezulu, liqinisekisa isiphetho esibushelelezi nesingenasici.
Ivikela Ubuso Ebusweni
Ukufaka i-undercoat kunikeza isendlalelo esengeziwe sokuvikela phezulu. Kuyasiza ukuvikela umswakama, okungadala umonakalo ebusweni ngokuhamba kwesikhathi. Lokhu kubaluleke kakhulu ezindaweni ezingaphandle njengezitini, ilulwane, ne-coba.
Ingabe I-Undercoat Ifana Ne-Primer?
Nakuba abahlobisi bevame ukusebenzisa amagama athi “ijazi elingaphansi” nelithi “primer” ngokushintshana, empeleni benza imisebenzi ehlukene enqubweni yokudweba. Nanka amaphuzu okufanele uwakhumbule:
- Iziqalo zisebenza njengesisekelo sokuthi upende wakho unamathele kukho, kuyilapho amajazi angaphansi enza isisekelo esiyisicaba nesileveli samajazi angaphezulu.
- Ama-undercoats ahlala ewuhlobo lwe-primer, kodwa akuwona wonke ama-primers angasebenza njengama-undercoats.
- Amajazi angaphansi asetshenziswa njengejazi lesibili, kanti ama-primers ayijazi lokuqala elisetshenziswa ngqo phezulu.
- Ama-Primers asiza ukulungisa ubuso bokusetshenziswa kopende, kuyilapho ama-undercoats asiza ukufeza indawo ebushelelezi neleveli yejazi lokugcina likapende.
Iqhaza Le-Undercoat Emdwebeni
Amajazi angaphansi adlala indima ebalulekile ekuzuzeni isiphetho esihle kakhulu sezindawo zakho ezipendiwe. Nansi eminye yemisebenzi esemqoka ye-undercoat:
- Ukunikeza isisekelo esiqinile: Ama-undercoats asiza ukulungisa indawo yokusetshenziswa kwejazi lokugcina likapende ngokunikeza isisekelo esiqinile sokunamathela kuso.
- Ukuvikela ngokumelene nezakhi: Amajazi angaphansi asiza ukuvimbela umswakama ukuthi ungangeni phezulu futhi ubangele umonakalo kupende.
- Ukusheshisa ukungapheleli: Amajazi angaphansi asiza ukugcwalisa noma yikuphi ukuqhekeka, izimbobo, noma okunye ukungapheleli endaweni, ukudala isisekelo esibushelelezi nesileveli sejazi lokugcina likapende.
- Ukuthuthukisa ukunamathela: Amajazi angaphansi aqukethe izibophezelo ezisiza upende ukuthi unamathele phezulu, okwenza ngcono ukunamathela okuphelele kopende.
Izinhlobo ezahlukene ze-Undercoat
Kunezinhlobo eziningana ezahlukene ze-undercoat ezitholakalayo, ngayinye yakhelwe ukwenza umsebenzi othile. Nazi ezinye zezinhlobo ezivame kakhulu ze-undercoat:
- I-undercoat yokhuni: Lolu hlobo lwe-undercoat luklanyelwe ngokukhethekile ukusetshenziswa ezindaweni ezingenalutho zezinkuni. Kuyasiza ukuvala izinkuni futhi kuvimbele umswakama ukuthi ungangeni kuwo, kuyilapho futhi inikeza indawo ebushelelezi neleveli yejazi lokugcina likapende.
- I-undercoat yensimbi: Lolu hlobo lwe-undercoat yakhelwe ukusetshenziswa ezindaweni zensimbi ezingenalutho. Kuyasiza ukulungisa ubuso bokusetshenziswa kopende ngokususa noma yikuphi ukugqwala noma okunye ukungcola nokunikeza isisekelo esibushelelezi nesisezingeni sejazi lokugcina lopende.
- I-undercoat ye-masonry: Lolu hlobo lwejazi elingaphansi lenzelwe ukusetshenziswa ezitini, ilulwane, i-coba, nezinye izindawo zobuciko. Kuyasiza ukugcwalisa noma yikuphi ukuqhekeka noma izimbobo ebusweni, ukudala isisekelo esibushelelezi nesezinga sejazi lokugcina likapende.
Isiphetho
I-undercoat uhlobo lopende olusetshenziswa njengesendlalelo sesisekelo ngaphambi kokufaka ijazi eliphezulu. Kuyisinyathelo esidingekayo ekufinyeleleni isiphetho esiphelele kanye nendawo ebushelelezi.
Kubalulekile ukukhetha ijazi elingaphansi elilungile lohlobo lwendawo oyipendayo kanye nohlobo lwejazi langaphezulu olisebenzisayo. Ngethemba ukuthi lo mhlahlandlela ukusizile ukwenza lokho kanye.
Ngingu-Joost Nusselder, umsunguli we-Tools Doctor, umakethi wokuqukethwe, kanye nobaba. Ngiyakuthanda ukuzama okokusebenza okusha, futhi kanye nethimba lami ngidale izindatshana zebhulogi ezijulile kusukela ngo-2016 ukuze ngisize abafundi abathembekile ngamathuluzi namathiphu okwenza.
