Koj yuav tsum pleev xim rau lub tsheb npaum li cas? Kev xaiv xim, pleev xim tshuab

2024 Tus sau: Erin Ralphs | [email protected]. Kawg hloov kho: 2024-02-19 16:11

Yuav kom suav cov xim ntau npaum li cas txhawm rau pleev xim lub tsheb, ib tus yuav tsum coj mus rau hauv tus account lub cev ntawm cov tshuaj dyeing (kub, viscosity, stratification), nrog rau lub xeev ntawm cov xim pleev xim. Yuav kom ua tiav cov xim qis tshaj plaws thiab kev ua haujlwm zoo, cov tsheb yuav tsum tau ua tib zoo sanded. Thaum pleev xim tsheb ua los ntawm cov ntaub ntawv zoo nkauj, koj tuaj yeem ua tiav qhov tsawg kawg ntawm kev siv cov xim xim.

Lub cev pleev xim

Koj tuaj yeem ua tiav kev txuag nyiaj ntau los ntawm kev xaiv cov xim uas zoo ib yam li cov xim ntawm lub tsheb ua ntej nws rov pleev xim dua. Kev ua kom tiav ntawm lub tsheb yuav xav tau cov tsho loj ntawm cov xim ntau dua li kev hloov xim yooj yim. Yog tias koj xav rov kho cov xim ntawm qhov tsuas yog qhov puas lawm, nws yuav raug nqi ntau dua li kev ua kom tiav ntawm lub tsheb.

Tseem yuav tsum nco ntsoov: ntau npaum li cas cov xim koj yuav tsum pleev xim rau lub tsheb nyob ntawm txoj kev ua haujlwm thiab hom tshuaj tsuag phom siv. Tsim nyog them nqiuas ib feem ntawm cov xim tseem nyob rau ntawm phab ntsa ntawm rab phom tank. Alkyd enamel feem ntau siv 35-55% ntau dua li cov xim acrylic tsheb rau tib qhov chaw. Tus nqi ntawm cov xim siv yog nyob ntawm qhov loj ntawm lub tsheb. Ib daim duab tag nrho lub cev yuav siv li ntawm 2.5 mus rau 3 litres kua.

Lub ntsiab parameter ntawm tsheb xim noj yog viscosity. Ib qho tsis tsim nyog diluted muaj pes tsawg leeg yuav tsis tsuas yog nce kev noj cov xim, tab sis tuaj yeem rhuav tshem nws. Cov xim ua kua ntau dhau yuav tsis teeb tsa zoo thiab sib kis hauv cov tee hla lub cev, thiab cov xim tuab yuav ua rau cov txiv kab ntxwv tev rau ntawm cov hlau. Nyob rau hauv ob qho tib si, koj yuav tau xuab zeb thiab repaint. Tshwj xeeb tshaj yog kom tsis txhob muaj qhov yuam kev, muaj ib lub cuab yeej - viscometer. Yog tias tsis muaj cov cuab yeej no, koj tuaj yeem siv lub thawv cim thiab tus kav.

Cov txheej txheem ntawm kev ua haujlwm ntawm viscometer yog raws li kev txiav txim siab qhov xav tau viscosity los ntawm lub sijhawm uas cov kua tau nchuav rau hauv lub tub los ntawm lub qhov tshwj xeeb (nws yog qhov yooj yim los txiav txim siab lub sijhawm nrog lub sijhawm nres). Lwm qhov kev xaiv yog muab cov xim pleev xim rau hauv lub thawv thiab ntsuas qhov tseeb npaum li cas ntawm cov kua uas ntim nrog tus pas ntsuas, yog li peb tuaj yeem paub qhov xav tau ntawm cov kuab tshuaj. Txhawm rau kom paub qhov kev faib ua feem, koj yuav tsum tau saib ntawm cov xim pleev xim, qhov piv ntawm cov xim thiab cov xim nyias nyias yog qhia hauv cov qauv ntawm daim ntawv thov.

Tus nqi pleev xim tsheb ntau npaum li cas

Qhov kub ntawm chav tsev thiab xim cuam tshuam rau qhov kawg tshwm sim. Yog tias qhov kub thiab txias hauv chav tha xim yog qhov tsawg, tom qab ziab ntawm lub tshuab lub cev, tej zaum yuav muajmuaj kua muag los ntawm cov xim tawv tawv.

Cov tshuaj uas muaj xim ntau dhau lawm yuav nyias nyias. Lub hardener tso cai rau siv ntawm qhov kub ntawm 20 - 23 ° C.

Raws li tau hais dhau los, txhawm rau pleev xim lub tsheb zoo tib yam, qhov nruab nrab, koj yuav tsum siv 2.5 - 3 litres xim. Lub tsheb loj dua, qhov kev noj ntau dua, yog li kev suav tseeb ntawm cov khoom yuav tsum tau ua rau 1 square meter ntawm lub tsheb. Yog tias koj tsis paub tias koj yuav tsum pleev xim rau lub tsheb npaum li cas, koj yuav tsum suav nrog cov qauv N=¼/1 m2.

Qhov twg:

• N - tus nqi xim xav tau hauv litres;
• 1/4 yog qhov xav tau (los ntawm ib liter) ntawm 1 m 2;
• 1 m2 - lub cev yuav tsum pleev xim.

Kev siv xim thaum pleev xim lub tsheb: lub tsheb hood - 0.5 l, bumpers - 0.25-0.30 l, ru tsev - 0.4 l, pob tw - 0.3-0.4 l, radiator grille - 0.1 l, rear thiab pem hauv ntej fenders - 0.5 l, thresholds - 0.15 l, tsheb qhov rooj - 0.3 l.

tshuaj tsuag xim

Thaum repainting qhov chaw los ntawm ib qho xim mus rau lwm qhov, kev siv cov khoom siv pleev xim nce 0.5 npaug piv rau cov ntim ib txwm siv.

Tseem muaj cov xim thiab cov kua roj vanish hauv cov kaus poom aerosol, hauv lub thawv zoo li no koj tsis tas yuav xaiv qhov kev faib ua feem, txij li nws tau npaj lawm. Txawm li cas los xij, nws tseem ceeb heev uas yuav tsum tau pleev xim rau saum npoo yuav tsum tau xuab zeb zoo, thiab tseem npog nrog cov tshuaj primer tshwj xeeb, tsis muaj kev sib cuag nrog pob zeb! Nwscov xuab zeb loj dhau lawm, thiab tom qab pleev xim lawv yuav pom.

Ib lub kaus poom xim muaj los ntawm 0.2 litres kua. Ntawm qhov zoo-primed nto, ib tug yuav tsum tau txaus rau 0.25 - 0.50 m ², tus nqi ntawm nto yuav coated nyob ntawm lub porosity ntawm cov hlau thiab xim. Txhawm rau pleev xim 1 m² hauv cov xim zoo ib yam li yav dhau los, nws yuav siv 2 lub kaus poom xim. Thaum rov pleev xim lub cev, qhov tsawg kawg nkaus ntawm 4 lub kaus poom rau 1 m2 yuav ploj mus^{2. Los ntawm tus nqi pleev xim rau tag nrho lub cev ntawm lub tsheb, peb pom tias tus nqi pleev xim rau lub tsheb ntau npaum li cas.}

Npaj lub cev rau tha xim

Ua ntej pib ua haujlwm, nws tsim nyog ntxuav lub tsheb, thiab tsis yog tsuas yog nchuav dej rau ntawm nws xwb, tab sis ntxuav nws nrog xab npum, qhov no yuav pab tshem tawm cov av thiab roj ntawm qhov chaw. Qhov tom ntej no yuav yog kev rhuav tshem tag nrho cov khoom yas ntawm lub cev ntawm lub tsheb, nrog rau lub teeb taub hau thiab optics.

Tom ntej, koj yuav tsum ua cov hauv qab no:

• peb ntxuav tag nrho cov pob thiab roughness ntawm lub cev;
• peb tsim kom muaj lub Hoobkas loj dents thiab potholes nrog automotive putty;
• twist tag nrho cov ntsiab lus kom lawv nyob hauv txoj haujlwm uas lawv tau thaum yuav tsheb.

Nyeem ntxiv txog grouting puas paintwork

Ua ntej grouting, koj yuav tsum tso lub tsheb hauv qab lub teeb thiab tshuaj xyuas lub cev. Kos tag nrho cov khawb, kab nrib pleb thiab lub qhov dej nrog tus cim.

Tam sim no peb tau teeb tsa tag nrho cov pob uas nyob hauv lub cev,peb muab cov ntawv xuab zeb 60-100 thiab chisel 5 hli. Peb ua tib zoo rub qhov tsis xws luag mus rau cov hlau. Peb sim ua kom tsis txhob nce thaj tsam ntawm qhov chaw rubbed, qhov me me, nws yuav yooj yim dua los kho nws thiab coj nws mus rau ib qho xim. Lub cheeb tsam periphery nruab nrab ntawm tag nrho ib feem ntawm lub tsheb thiab qhov tsis xws luag yuav tsum tsis pom, tsis muaj khawb, tsis muaj zog thiab delaminations. Yuav tsum muaj xim npaum li cas los pleev xim lub tsheb nyob ntawm qhov zoo ntawm qhov chaw npaj.

Ua ntej pleev xim, yuav tsum tau ntxuav, so tawm tag nrho cov plua plav tawm ntawm lub tsheb thiab los ntawm hauv qab, txwv tsis pub cov plua plav yuav nyob twj ywm thaum siv cov tshuaj pleev xim.

Tshaj tawm qhov tsis xws luag nrog autofiller

Tom qab rub lub tsheb, koj tuaj yeem pib siv cov txheej txheej putty. Rau lub tshuab, nws yog qhov zoo tshaj plaws los siv hluavtaws thiab polyester blends. Cov spatula tau pom zoo kom siv nrog cov hniav roj hmab - qhov no yuav tiv thaiv qhov tshwm sim ntawm khawb tshiab thaum ua haujlwm. Tshwj xeeb yog cov dents loj yuav tsum tau them nrog cov khoom tiav, lawv yooj yim ua haujlwm nrog thiab lawv sai sai.

Tom qab tag nrho cheeb tsam putty tau hardened, peb mus rau grouting. Putty yuav tsum rubbed nrog coarse sandpaper 120-600. Thaum lub ntsej muag muaj qhov zoo nkauj du, nws yuav tsum tau muab so, tom qab ntawd cov primer tuaj yeem siv los pleev xim rau lub cev ntxiv.