Txawm hais tias qhov tseeb tias pob zeb yog qhov raug suav tias yog ib qho ntawm cov khoom siv ruaj khov tshaj plaws, vim muaj cov av noo siab, kub thiab lwm yam, nws tuaj yeem tawg. Txhawm rau zam qhov teeb meem no, nws yog ib txwm siv cov sealants rau pob zeb. Lawv yog dab tsi thiab cov yam ntxwv ntawm daim ntawv thov - hauv kab lus.
Vim li cas kuv thiaj li xav tau sealant?
Yog tias cov pob zeb tsis sib xyaw kom zoo lossis raug cuam tshuam rau sab nraud, cov khoom yuav pib tawg. Nyob rau tib lub sij hawm, microcracks yog tsim nyob rau hauv nws, uas nce nyob rau hauv loj dua lub sij hawm. Sealants rau pob zeb yog tsim nyog los tiv thaiv kev tawg ntawm cov khoom thiab poob ntawm nws qhov zoo.
Tib lub sijhawm, cov khoom lag luam yuav tsum yooj yim tiv taus qhov kub thiab txias hloov, huab cua sov lossis te, thiab tseem yuav tiv taus ya raws. Txhawm rau muab cov kab nrib pleb hauv pob zeb, cov kws tshaj lij pom zoo kom siv lub pob zeb sib khi rau kev siv sab nraum zoov, cov khoom tseem ceeb uas yuav yog polyurethane. Cov khoom siv no kuj tsim nyog rau kev ua cov seams sab nraud.
Ntau yam
Raws li txoj kev raug, cov ntaub ntawv tau muab faib ua ob hom:
- Nto, uas npog cov pob zeb nto nrog cov zaj duab xis-tiv taus.
- Penetrating, uas tiv thaiv cov khoom los ntawm kev tawg, nkag mus rau tag nrho qhov tob ntawm lub mortar.
Raws li ntau yam ntawm cov khoom tseem ceeb, lawv paub qhov txawv:
- silicone - muaj silicone, tus nqi uas yog 45% ntawm tag nrho cov huab hwm coj, lawv yog siv los kaw thoob dej yug ntses, qhov rais seams, hauv chav dej;
- acrylic feem ntau yog siv rau kev ua haujlwm sab hauv, vim lawv poob lawv cov khoom thaum raug kub hnyiab;
- bituminous yog siv rau kev teeb tsa thiab kho lub ru tsev, vim lawv yooj yim los rau hauv kev sib cuag nrog vov tsev;
- polyurethane yog cov khoom siv ntau tshaj plaws, raws li lawv cov khoom tso cai rau lawv siv rau ob qho tib si sab hauv tsev thiab sab nraum zoov;
- roj hmab siv rau kev ua cov ru tsev seams thiab facade ua haujlwm;
- polymer;
- silicate.
Tseem tseem muaj ob lub ntsiab lus sib xyaw ua ke uas yuav tsum tau muab sib xyaw ua ntej siv.
Applications
Kev xaiv cov sealant nyob ntawm lub hom phiaj ntawm kev siv. Thaum xaiv, koj yuav tsum tau them sai sai rau cov ntaub ntawv uas tau qhia rau ntawm pob. Muaj cov ntaub ntawv hais txog kev ya raws, Frost tsis kam, kub tsis kam thiab lwm yamparameters los xav txog thaum xaiv ib lub cuab yeej. Nws tseem tsis tau pom zoo kom siv cov sealants sib koom ua ke hauv pob zeb rau kev ua haujlwm sab hauv hauv kev sib khi cov kab nrib pleb los ntawm sab nraud, vim qhov no yuav ua rau cov khoom puas sai sai.
Thaum sau cov pob qij txha lossis cov kab nrib pleb uas qis dua dej, nws yuav tsum tau siv cov sealants uas tsim los rau qee qhov siab, qhov no kuj tseem yuav sau rau ntawm pob. Txhawm rau sau cov voids hauv vov tsev lossis lwm cov qauv txav tau, kev siv cov sealants, uas muaj qee qhov kev txav mus los, raug pom zoo. Tsis tas li ntawd, muaj cais cov sealants rau lub qhov rais iav thiab thoob dej yug ntses uas tsim tshwj xeeb rau lub hom phiaj no.
Kev ntsuas kub
Sealants rau pob qij txha hauv pob zeb rau siv sab nraum zoov lossis sab hauv tsev muaj qhov sib txawv te. Lawv yuav tsum raug coj mus rau hauv tus account thaum yuav khoom tshwj xeeb. Feem ntau, qhov kub thiab txias ntawm universal sealants yog los ntawm -50 txog +200 degrees.
Kev xaiv ntxoov ntxoo
Acrylic, silicone lossis polyurethane sealants rau pob zeb muaj tsis yog hauv cov pob tshab classic lossis dawb version, tab sis kuj muaj xim. Qee cov ntaub ntawv muaj peev xwm stain tom qab solidification. Qhov no muaj tseeb rau cov rooj plaub uas qhov ntxoov ntxoo ntawm lub sealant tsis phim cov xim ntawm cov khoom siv hauv paus.
txiaj ntsig
Qhov zoo ntawm cov khoom siv hauv tsev yog nyob ntawm cov khoom tshwj xeeb xaiv, tab sis feem ntau ntawm lawv muaj qhov zoo sib xws:
- tiv thaiv kev nkag mus ntawm av, plua plav, roj, tshuaj lom neeg thiab dej noo, uas ua rau kom muaj kev pabcuam lub neej ntawm pob zeb thiab ua rau nws yooj yim txij nkawm;
- txhim kho qhov hnav tsis kam ntawm kev ua vaj tse pob zeb;
- lub neej ua haujlwm ntev;
- yooj yim siv;
- tiv thaiv kev tsis xws luag, tawg.
Cov khoom lag luam zoo tsis muaj qhov tsis zoo, tshwj tsis yog muaj teeb meem impurities hauv qee qhov sib xyaw. Thaum siv kom raug thiab kho tau raws li qhov yuav tsum tau ua, sab hauv lossis sab nrauv cov pob zeb ua ke muaj lub neej ua haujlwm ntev.
Yuav tsum tau cuab yeej
Yuav ua li cas txhawm rau ua cov seams nrog lub sealant waterproof rau cov pob zeb, nws yog ib qho tsim nyog yuav tsum tau ntim cov cuab yeej, yam tsis muaj kev siv cov khoom sib tov ua tsis tau.
- Pistol. Muaj ntau yam zoo heev. Muaj pistols nrog txhua yam thiab tsis siv neeg tswj, kaw thiab qhib hom. Tus nqi pheej yig tshaj plaws yog cov cuab yeej qhib ua haujlwm ntawm tes thiab feem ntau siv rau kev sib koom ua ke hauv tsev.
- Ib spatula yog xav tau los ua kom cov txheej sealant. Lawv tuaj nyob rau hauv hlau, yas thiab roj hmab, thiab embossed los ua ib tug zoo nkauj seam.
Thaum muab cov hlua khi nrog cov cuab yeej, nws yog ib qho tseem ceeb kom tsis txhob muaj kev sib cuag nrog cov tawv nqaij ntawm tes, vim tias feem ntau cov formulations muaj cov tshuaj uas tuaj yeem ua rau tawv nqaij tawv nqaij lossis txawm tias muaj tshuaj lom.
Cov cuab yeej tshem tawm
Qee zaum, pob zeb yuav tsum tau muab tshem tawm ntawm qhov chaw. Qhov no tej zaum yuav tsim nyog yog tias siv tsis raug ntawm cov khoom siv. Muaj ob txoj hauv kev los ua qhov no:
- Mechanical, uas cuam tshuam nrog kev tshem tawm cov sealant ntau dhau los ntawm qhov chaw ntawm pob zeb siv kev ua haujlwm ntxhib, uas yog los ntawm kev sib tov nrog scrapers, spatulas thiab lwm yam cuab yeej. Cov khoom khov khov loj tuaj yeem txiav nrog rab riam ntse.
- Tshuaj, uas muaj nyob rau hauv kev siv cov tebchaw uas soften lub sealant thiab ua kom nws tshem tawm ntawm lub pob zeb nto. Hmoov tsis zoo, txoj kev no tsuas yog siv tau rau cov khoom siv silicone nkaus xwb, thaum tus so xav tau kev ua haujlwm tsis zoo.
Cov kws tshaj lij tau pom zoo tias nws yooj yim dua los tiv thaiv cov sealant los ntawm qhov chaw tsis xav tau. Rau qhov no, daim kab xev npog yog siv, uas yog txuas nrog tag nrho qhov ntev ntawm qhov tawg los yog sib koom ua ke ntawm ob sab. Tom qab daim ntawv thov ntawm cov muaj pes tsawg leeg, nws raug tshem tawm, tawm hauv qab ib tug txawm strip ntawm sealing compound.
Thov sealant
Txhawm rau pib ua haujlwm nrog sealant, koj yuav tsum ua tib zoo kawm cov lus qhia rau kev siv. Yog tias cov khoom yog ib qho khoom siv, ces nws yuav tsum tau siv tam sim ntawd, yog tias nws yog ob lub ntsiab lus, ces lawv yuav tsum tau muab sib xyaw kom zoo. Nws raug nquahu kom siv cov sealant rau cov pob zeb uas siv phau ntawv los yog rab phom tsis siv neeg, thiaj li ua kom lub foob tsis sib xws.kev faib tawm.
txhawm rau ua kom zoo adhesion rau saum npoo, nws yuav tsum tau ntxuav kom huv si ntawm cov av, plua plav, khib nyiab, xim lossis roj. Sealant tsuas yog siv tau tom qab ntxuav.
Nws tsis pom zoo kom siv lub sealant thaum muaj huab cua los nag, xws li nag, daus, lawg, vim qhov no nws tsis tuaj yeem ua kom muaj kev sib khi zoo ntawm cov sealant rau pob zeb. Vim li no, tom qab ib ntus, chips thiab tawg yuav tshwm sim. Txhawm rau muab cov pob qij txha interpanel, nws raug tso cai siv cov khoom sib khi ncaj qha rau cov khoom siv rwb thaiv tsev.
Lub sij hawm ziab ntawm ib hom sealant yog qhia los ntawm cov chaw tsim khoom ntawm lub ntim thiab txawv ntawm ob peb teev mus rau ob peb lub lis piam. Tag nrho lub sij hawm no, nws yog nruj me ntsis txwv tsis pub kom huab cua los nag nkag mus rau saum npoo ntawm qhov muaj pes tsawg leeg, vim qhov no yuav tsis zoo rau lub durability thiab lub zog ntawm sealant.
Cov kab nrib pleb me me feem ntau tuaj yeem sau nrog lub tsho me me ntawm cov pob zeb sib khi, tab sis yog tias qhov tawg yog qhov sib sib zog nqus, cov pob zeb yuav siv tau. Cov txheej txheem no yog kev qhia txog kev sib khi sib sib zog nqus sib sib zog nqus rau hauv qhov tsis xws luag siv lub siab. Sab hauv, nws kis tusyees, sau cov voids sab hauv.
Txoj kev no yog kim heev, vim kev txhaj tshuaj yuav tsum muaj cov cuab yeej uas yuav muabtsim nyog siab, noj sealant kuj nce. Txawm li cas los xij, cov txiaj ntsig tau zoo kawg nkaus, txij li txawm tias qhov tob tshaj plaws thiab loj tshaj plaws tuaj yeem raug tshem tawm ntawm txoj kev no.
Zoo kawg
Ua ntej koj yuav lub sealant rau pob zeb, koj yuav tsum txiav txim siab seb nws yuav tsum ua haujlwm li cas, vim tias cov khoom siv sib txawv yog siv rau ntau lub hom phiaj. Cov neeg tsim khoom muaj kev paub dhau los yeej ib txwm qhia kom kawm cov lus qhia los ntawm cov chaw tsim khoom, uas tau qhia rau ntawm cov khoom ntim, yog li koj tuaj yeem pom tag nrho cov nuances ntawm kev ua haujlwm nrog ib qho tshwj xeeb muaj pes tsawg leeg. Cov txheej txheem nws tus kheej rau kev sib khi cov pob qij txha los yog cov kab nrib pleb tsis yog qhov nyuaj tshwj xeeb, tab sis yuav tsum muaj kev txawj tsawg tsawg hauv kev ua haujlwm nrog pob zeb thiab sealants.
