Khoom Description
Sab nrauv phab ntsa rwb thaiv tsev (EWI) cov tshuab yog ib txoj hauv kev zoo los txhim kho lub zog ntawm lub tsev los ntawm kev txo cov cua sov. Lawv feem ntau muaj txheej txheej ntawm cov khoom siv rwb thaiv tsev, xws li polystyrene board (EPS), ib txheej txheej ntawm alkali-resistant iav fiber mesh daim ntaub, thiab txheej tiv thaiv ntawm mortar.
Lub fiberglass mesh yog ib qho tseem ceeb ntawm EWI system, vim nws muab lub zog ntxiv thiab ua haujlwm ntev rau txheej rwb thaiv tsev. Nws pab tiv thaiv kev tawg thiab delamination ntawm cov txheej txheem tiv thaiv, uas tuaj yeem tshwm sim vim thermal stress, noo noo, los yog cuam tshuam los ntawm sab nraud quab yuam. Lub mesh yog embedded nyob rau hauv lub mortar txheej thiab ua hauj lwm los faib cov load tusyees nyob rau saum npoo ntawm lub rwb thaiv tsev, txhim khu nws tag nrho stability thiab ntev.
Thaum lub sij hawm installation, Sab nrauv phab ntsa rwb thaiv tsev fiberglass mesh yog nteg nyob rau hauv lub rwb thaiv tsev board thiab tuav nyob rau hauv qhov chaw nrog tshwj xeeb anchors los yog nplaum. Tom qab ntawd nws yog coated nrog ib txheej ntawm mortar los tsim ib tug du, tiav nto. Cov mesh yuav tsum tau muab tso rau hauv kab rov tav, nrog sib tshooj ntawm yam tsawg kawg 100mm kom ntseeg tau tias muaj zog thiab txuas ntxiv. Hauv cov cheeb tsam uas muaj kev cuam tshuam ntau dua, xws li hauv qab ob metres los ntawm hauv av, yuav tsum tau ntxiv mesh reinforcement.
Kev siv fiberglass mesh hauv EWI cov tshuab tau dav lees paub tias yog qhov kev coj ua zoo tshaj plaws rau kev ua haujlwm ntev thiab ua haujlwm ntev ntawm cov rwb thaiv tsev. Nws yog ib qho tseem ceeb tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam uas muaj huab cua kub hloov pauv los yog cov av noo siab, qhov uas muaj kev pheej hmoo ntawm thermal stress thiab ya raws kev puas tsuaj ntau dua. Los ntawm kev txhim kho sab nrauv phab ntsa rwb thaiv tsev fiberglass mesh cov txheej txheem, cov tswv tsev tuaj yeem txo lawv cov nqi zog thaum tseem tiv thaiv kev ncaj ncees ntawm lawv lub tsev.
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