2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13
Tsawg ob peb xyoos dhau los txij thaum ntawd los, thaum muab tshuaj txhuam, sib xyaw bituminous thiab ua tus kheej ua tus kheej tau siv txhawm rau txhawm rau txhawm, pob qij txha, nqaws, txhawm rau ua kom sib dhos thiab sib dhos. Qhov tshwm sim ntawm cov khoom xws li silicone sealant tam sim daws teeb meem ntau vim nws muaj ntau yam.
Peculiarities
Silicone sealant yog qhov ntom ntom ntom, tiv thaiv kab mob thiab ua kom muaj zog hydrophobic. Sealants yog cov khoom sib xyaw ua phooj ywg ib puag ncig uas nyab xeeb rau tib neeg thiab tsiaj txhu noj qab haus huv.
Nov yog qee qhov yam ntxwv tseem ceeb:
- hom kub ntawm kev siv los ntawm -40 txog + 120 ° С (rau hom cua sov uas tiv taus txog + 300 ° С);
- tuaj yeem siv sab nraum zoov - tiv taus UV rays;
- qib siab ntawm hydrophobicity;
- ua tau zoo heev rau yam yooj yim ntawm cov nplaim;
- qhov kub ib puag ncig thaum thov los ntawm +5 txog + 40 ° С;
- khaws nws lub xeev kev sib sau ua ke ntawm qhov kub sib txawv ntawm -40 ° С txog + 120 ° С;
- tuaj yeem siv tau ntawm qhov kub ntawm -30 ° C txog + 85 ° C;
- cia kub: los ntawm + 5 ° С txog + 30 ° С.
Muaj pes tsawg leeg ntawm silicone sealant:
- silicone roj hmab yog siv los ua lub hauv paus;
- amplifier muab qib viscosity (thixotropy);
- ib lub yas yas siv los muab kev ywj pheej;
- tus vulcanizer yog lub luag haujlwm hloov pauv thawj cov khoom ntawm daim ntawv pasty rau hauv ntau dua yas, roj hmab ib qho;
- cov zas yog siv rau lub hom phiaj zoo nkauj;
- fungicides - tshuaj tua kab mob - tiv thaiv kev txhim kho pwm (cov khoom no ua lub luag haujlwm tseem ceeb hauv chav nrog cov av noo siab);
- Ntau yam quartz-raws li cov tshuaj ntxiv tau siv los ua kom khov.
Cov lus ntawm kwv yees ntim ntim
Nov yog qee qhov tsis zoo ntawm kev siv sealants:
- nws tsis muaj txiaj ntsig rau txheej txheej ntub dej;
- yog tias cov xim tsis tau ntxiv ua ntej, qee hom sealants tsis tuaj yeem pleev xim;
- ua tsis tau zoo rau polyethylene, polycarbonate, fluoroplastic.
Muaj ntau qhov chaw uas siv cov nplaum silicone:
- thaum insulating cov kav dej, thaum kho lub ru tsev, siding;
- thaum kaw cov pob qij txha ntawm cov qauv plasterboard;
- thaum glazing;
- thaum sib khi qhib qhov rooj thiab qhov rooj;
- thaum cov kav dej ua haujlwm hauv chav dej thiab lwm chav nrog cov av noo siab.
Saib
Sealants tau muab faib ua ib feem thiab ob-feem.
Ib-tivthaiv tau muab cais los ntawm hom:
- alkaline - raws li amines;
- acidic - raws li cov kua qaub (vim li no, nws tsis pom zoo kom siv lawv ua ke nrog cov cement thiab cov hlau ntau vim yog kev xeb ntawm cov ntawv foob);
- nruab nrab - raws li ketoxime, lossis cawv.
Cov muaj pes tsawg leeg ntawm cov sealants, raws li txoj cai, suav nrog ntau yam ntxiv:
- cov xim
- cov khoom siv kho tshuab kom nce cov khoom nplaum;
- cov khoom siv rau txo qis viscosity;
- fungicides nrog cov kab mob tua kab mob.
Ob-tivthaiv foob (tseem hu ua silicone sib txuas) tsis tshua muaj neeg nyiam thiab muaj ntau yam sib txawv. Lawv yog cov khoom sib xyaw tsuas yog siv rau kev xav tau ntawm kev lag luam. Txawm li cas los xij, yog tias xav tau, lawv tuaj yeem yuav hauv cov khw muag khoom tsis tu ncua. Lawv tau ua tus yam ntxwv los ntawm qhov tseeb tias lawv txheej tuaj yeem ua tau tuab tuab, thiab lawv tsuas yog kho tau los ntawm cov tshuaj tiv thaiv.
Sealants kuj tseem tuaj yeem faib raws li thaj tsam ntawm lawv daim ntawv thov tshwj xeeb
- Automotive . Siv rau kev kho tsheb raws li kev hloov pauv ib ntus rau roj hmab roj hmab. Tshuaj lom neeg tiv taus cov roj cav, tshuaj tua kab mob, tab sis tsis yog roj av. Lawv muaj qib qis ntawm cov kua dej, lub sijhawm luv luv (txog li 100 310 0С).
- Bituminous . Feem ntau dub Lawv tau siv los kho thiab sib dhos ntawm ntau qhov chaw ntawm cov tsev thiab cov qauv. Kuj tseem siv thaum tso cov kav dej.
- Cov thoob dej yug ntses . Siv hauv cov thoob dej yug ntses. Feem ntau tsis muaj xim, nplaum zoo heev. Lawv txuas thiab kaw cov pob qij txha ntawm cov nplaim dej thoob dej yug ntses thiab terrariums.
- Huv huv . Ib qho ntawm cov khoom siv yog biocide - tus neeg sawv cev tiv thaiv kab mob. Lawv tau siv hauv cov kav dej. Feem ntau cov no yog cov yas dawb lossis pob tshab.
Muaj pes tsawg leeg thiab cov khoom siv ntawm cov foob
Ua ntej tshaj plaws, koj yuav tsum ntsuas qhov feem ntawm cov khoom.
Lub sealant yuav tsum muaj:
- silicone - 26%;
- roj hmab mastic - 4-6%;
- thiokol / polyurethane / acrylic mastic - 2-3%;
- epoxy resins - tsis ntau tshaj 2%;
- cement sib tov - tsis ntau tshaj 0.3%.
Nws yog ib qho tseem ceeb kom nco ntsoov: tsis muaj silicone zoo, yog tias nws ntom tsawg dua 0.8 g / cm.
Ntxuav qhov chaw los ntawm cov khoom seem
Cov nplaum ntau dhau tuaj yeem tshem tawm ntawm qhov chaw siv:
- dawb ntsuj plig (kom txog rau thaum lub sealant tau tawv);
- tshwj xeeb yaug tus neeg sawv cev (nws yuav ua kom yaj cov sealant kom tiav);
- soaps thiab khaub ncaws;
- riam los yog riam phom (nrog qee qhov pheej hmoo ntawm kev puas tsuaj saum npoo av).
Txoj cai siv rau txhua lub ntsiab lus: tsuas yog txheej txheej ntawm qhov tuab uas tsis tseem ceeb yuav tuaj yeem yaj lossis tshem tawm. Hauv txhua qhov xwm txheej, koj yuav tsum tau mus rau nqe 4.
Sealing seams: cov lus qhia ib qib zuj zus
Thaum sib khi cov pob qij txha, peb pom zoo kom ua ntu zus hauv qab no:
- peb ntxuav thaj tsam ntawm kev ua haujlwm los ntawm txhua yam kab mob thiab ua kom nws qhuav (cov hlau saum npoo kuj tseem qis dua);
- ntxig ib lub raj nrog cov nplaum rau hauv rab phom silicone;
- peb qhib lub pob thiab ntsia hlau rau ntawm lub dispenser, ntu ntu uas tau txiav txim siab los ntawm kev txiav tawm qhov taub, nyob ntawm qhov xav tau dav thiab ntim ntawm cov nqaws;
- thaum nws los txog rau ua cov khoom zoo nkauj, peb tiv thaiv lawv nrog daim kab xev npog los ntawm kev nkag los ntawm kev sib tsoo ntawm lub foob;
- thov cov sealant maj mam ua hauv ib txheej;
- tom qab qhov kawg ntawm cov nqaws, tshem daim kab xev npog;
- tam sim tom qab qhov kawg ntawm daim ntawv thov, tshem cov foob uas tsis tsim nyog nrog cov khoom ntub kom txog thaum nws tau tawv.
Kev kho tus foob yog nyob ntawm ntau yam mob: hom, txheej tuab, av noo, kub ib puag ncig. Cov tawv nqaij tawv tawv tawv li ntawm 20-30 feeb, uas tsis tau txhais hais tias cov nqaws tau npaj txhij rau siv. Raws li txoj cai, lub sijhawm ua kom tawv tawv yog 24 teev.
Cov cai tswj kev nyab xeeb
Thaum ua haujlwm nrog silicone sealant, nco ntsoov ua raws li cov lus pom hauv qab no:
- nws yuav tsum tau khaws cia hauv qhov kub nruab nrab;
- nyob deb ntawm menyuam yaus;
- lub neej txee yog qhia rau ntawm pob;
- kev sib cuag ntawm silicone hauv qhov muag thiab ntawm daim tawv nqaij tsis pom zoo, qhov chaw sib cuag yuav tsum tau yaug tam sim nrog dej txias;
- yog tias tau siv cov kua nplaum ua kua uas tso cov kua qaub ua kua thaum lub sijhawm ua haujlwm, tom qab ntawd tus kheej PPE (lub tshuab nqus pa, hnab looj tes) yuav tsum tau siv, thiab chav yuav tsum tau ua pa kom huv si kom tsis txhob khaus ntawm cov hnoos qeev.
Cov Khoom Siv Silicone Sealant Cov Lus Qhia
Tau kawg, nws yog qhov zoo dua los muab kev nyiam rau lub koob npe nrov thiab pov thawj ntawm cov tuam txhab tsim khoom, xws li Hauser, Krass, Profil, lossis Penosil. Kev xaiv ntim ntau tshaj plaws yog 260 ml, 280 ml, 300 ml raj.
Thaum xaiv ntawm "thoob ntiaj teb" lossis "tshwj xeeb" sib xyaw, muab qhov nyiam rau qhov kev xaiv thib ob yog tias koj muaj lub tswv yim ntawm cov khoom nto uas yuav siv cov khoom no.
Nco tseg tias cov ntawv foob tshwj xeeb tsis yoog raws li qhov nruab nrab.
Yuav ua li cas ua haujlwm nrog foob yam tsis siv phom tshwj xeeb tau piav qhia hauv video.
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