Thaum lub sijhawm ua haujlwm ntawm cov tshuab cua sov thiab lwm yam khoom siv, cov kab nrib pleb pib tshwm. Lawv yuav tsum tau muab kaw nrog tshwj xeeb txhais tau tias tuaj yeem tiv taus qhov kub thiab txias. Cov ntaub ntawv no muaj xws li kub-kub sealant. Xav txog tag nrho nws cov yam ntxwv thiab cov yam ntxwv.
Dab tsi yog sealant. Hom Kub Kub Sealants
Kub sealants yog ib hom sealant siv los kaw cov pob qij txha hauv tsheb, twj, xa tawm, cua sov thiab cua tshuab. Cov sealants no ua haujlwm zoo nrog cov ntaub ntawv hauv qab no:
- iav.
- Enameled nto.
- Teeb.
- Metal.
Muaj ntau yam tseem ceeb ntawm cov sealants no:
- Kub sealant raws li acetic silicone. Lawv yog siv los kaw cov seams thiab cov pob qij txha uas tas li nyob rau hauv qhov kub ntawm 250 txog 300 degrees. Nws yog tsuas yog siv rau industrial lub hom phiaj. Tsis txhob siv kiag lirau kev ua cov seams uas tas li nyob rau hauv kev sib cuag nrog roj av. Cov sealant no muaj nyob rau hauv peb xim: dub, liab, beige.
- Kub kub silicone raws li sealant. Nws yog siv rau cov seams thiab cov pob qij txha uas kub ntawm -50 txog +250 degrees. Nrog rau qhov kub thiab txias jumps, nws cov khoom tsis hloov. siv rau ntau qhov chaw, txawm iav thiab hlau.
- Kub sealants raws li ib feem. Hom khoom no hardens los ntawm cov av noo ntawm huab cua. Siv nws ntawm qhov kub ntawm -65 txog +300 degrees. Sealant yog siv los kho cov khoom hlau, twj thiab khoom siv hauv chav ua noj.
- Sealant rau qhov cub. Nws yog tsim los ntawm fiberglass. Siv cov sealant los kho qhov cub, qhov cub, qhov cub thiab qhov cub. Nws tseem tuaj yeem siv los kho cov pa tawm ntawm lub tsheb thiab maus taus. Nws yog nruj me ntsis txwv tsis pub siv rau kev kho cov khoom siv roj, cov cua kub hauv nruab nrab. Sealant ntawm fiberglass tom qab ziab yuav nyuaj, zoo li cov cement. Yog li ntawd, nws tsis zaum thiab tsis zaum. Ua tau cov ntaub ntawv xws li hlau, cib, pob zeb.
- Elastic high-temperature sealants raws li polyxylosan. Tiv thaiv kub txog +285 degrees. Cov sealant no tuaj yeem hloov cork, fiber, ntawv, asbestos lossis roj hmab. Tsim kom muaj qhov sib xws - muab tshuaj txhuam liab.
Siv sealant
Raws li tuaj yeem pom los ntawm ntau hom sealants, lawv txhua tus muaj ntau qhov chaw siv. Lawv tuaj yeem siv los kaw cov kab nrib pleb lossis qhov hauvqhov cub, qhov cub. Kev sib txuas ntawm cov twj tso kua mis. Xws li sealant yog dav siv hauv kev pabcuam tsheb rau kev kho tsheb. Nws raug pom zoo kom siv nws tsuas yog raws li cov lus qhia. Nws txoj kev ua txhaum cai ua rau lub fact tias lub sealant yuav poob tag nrho nws cov khoom thiab cov yam ntxwv. Nyob rau yav tom ntej, qhov no yuav ua rau kev puas tsuaj ntawm kev sib txuas, yuav tsum rov kho dua.
Sealant Nta
Kub-kub sealants siv tsis tau tsuas yog hauv kev lag luam, tab sis kuj nyob hauv tsev. Lawv pab kho cov khoom siv hauv chav ua noj thiab rooj tog zaum. Cov yam ntxwv tseem ceeb ntawm cov khoom no yog:
- Kub resistant.
- Durability.
- Cov khoom sib khi thiab cov khoom sib khi.
Kub-kub silicone sealant yog tsim nyob rau hauv daim ntawv ntawm pasty loj, uas tau muab ntim rau hauv ib lub pob ntev. Ib rab phom tshwj xeeb yog siv los extrude cov khoom kho. Nws pab kom nyem tawm lub sealant hauv me me. Chav tsev kub pab cov khoom tawv sai sai yam tsis poob elasticity.
Sealant dav
Kub sealant tau dhau los ua cov khoom siv kho qhov tseem ceeb uas tuaj yeem ua nyuaj yam tsis muaj nyob hauv lub neej txhua hnub. Cov sealants feem ntau yog tsim los ntawm cov roj hmab thiab acrylic. Lawv kuj raug xaiv los ntawm cov xim. Cov ntxoov ntxoo zoo siab nrog lawv ntau haiv neeg. Feem ntau, muaj qhov kub-kub liab sealant pom ntawm muag. Cov xim ci ntsa iab pab pom qhov twg cov sealant sib kis thiab siv rau cov khoom khoob.
Kev tuav ntawm qhov kub thiab txias sealant
Ua ntej siv lub sealant, koj yuav tsum tau ua kom zoo thiab ua tib zoo npaj qhov chaw ua haujlwm. Ua li no, txhua yam yog ntxuav ntawm plua plav thiab av. Yaug nrog dej thiab qhuav kom huv si. Tom qab ntawd, qhov saum npoo yog degreased nrog acetone. Ntxig ib lub raj ntawm sealant rau hauv rab phom thiab txiav tawm sab saum toj. Maj mam thiab ua tib zoo koj yuav tsum tau siv lub sealant rau saum npoo. Cov muaj pes tsawg leeg yog leveled nrog ib tug spatula thiab sab laug kom qhuav rau ib hnub. Tom qab ntawd, qhov kho qhov chaw tuaj yeem siv rau nws lub hom phiaj.
Tom qab ntau xyoo, lub foob pob hluav taws kub tau tshwm sim, uas tau siv dav hauv lub neej txhua hnub thiab kev lag luam. Nrog xws li cov khoom pheej yig, txhua qhov tawg tuaj yeem kho thiab cov pob qij txha tuaj yeem txhim kho.
