隧道防火涂料主要適用于公路隧道、鐵路隧道的防火，還適用于石化工程、高層建筑、鋼結構、地下車庫的防火需要。隧道防火涂料的(de)施工(gong)(gong)(gong)一般采用(yong)分(fen)層(ceng)間隔性施工(gong)(gong)(gong)工(gong)(gong)(gong)藝，分(fen)基層(ceng)(防火層(ceng))和表(biao)層(ceng)(顏色層(ceng))施工(gong)(gong)(gong)。施工(gong)(gong)(gong)期(qi)間及施工(gong)(gong)(gong)后的(de) 24h 內，環境溫(wen)度(du)不得低(di)于 4 ℃ ，以防止(zhi)遭受凍(dong)害。在極度(du)干燥和炎(yan)熱(re)條件下，應創(chuang)造必要的(de)養(yang)護條件，防止(zhi)涂層(ceng)失水過快。

  云南隧道防火涂料注(zhu)意事項:1.有效(xiao)期為半年，一經開包應立即使用(yong)(yong)(yong)，受(shou)潮結塊的涂料(liao)不(bu)(bu)得使用(yong)(yong)(yong)；2.攪(jiao)拌(ban)時漿(jiang)料(liao)太干，可(ke)適當增大水灰比(bi)，以適宜施(shi)工(gong)(gong)為準；3.攪(jiao)拌(ban)施(shi)工(gong)(gong)過(guo)程中散落(luo)，反彈的料(liao)漿(jiang)可(ke)及時收回利(li)用(yong)(yong)(yong)，被污染和超過(guo)2小時的涂料(liao)不(bu)(bu)能再用(yong)(yong)(yong)；4.施(shi)工(gong)(gong)方(fang)法可(ke)根據涂層的設計厚度和施(shi)工(gong)(gong)條件可(ke)進行適當調(diao)整(zheng)。

  云南隧道防火涂料施工(gong)方法:1、 施工(gong)機(ji)(ji)具：砂(sha)涂攪(jiao)拌機(ji)(ji)，擠壓(ya)式壓(ya)漿泵，空(kong)壓(ya)機(ji)(ji)，涂抹、清(qing)洗、運輸工(gong)具等(deng)。2、 施工(gong)準備：1搭建(jian)腳手架2通(tong)(tong)電通(tong)(tong)水3去除隧道砼表面(mian)的浮塵、油(you)污，并灑水潤濕4對凹凸不(bu)平的表面(mian)要(yao)修整(zheng)，同時對特別光滑(hua)砼表面(mian)要(yao)用砂(sha)漿抹面(mian)5漏水的地方要(yao)修補(bu)作防水補(bu)漏。

   3、基層(ceng)(ceng)施(shi)(shi)工(gong)(gong)：1配料(liao)，將涂(tu)料(liao)和水(shui)以(yi)(yi)0.7左右的(de)(de)(de)比(bi)例進(jin)(jin)行(xing)配比(bi)，先加少量水(shui)邊攪(jiao)拌(ban)邊加涂(tu)料(liao)，并適量補水(shui)，一(yi)般攪(jiao)拌(ban)20min成稠漿狀一(yi)定(ding)(ding)要(yao)(yao)確保(bao)攪(jiao)拌(ban)時間(jian)2施(shi)(shi)工(gong)(gong)，用(yong)噴(pen)(pen)涂(tu)機從(cong)隧(sui)道的(de)(de)(de)腰(yao)部從(cong)下而(er)上(shang)進(jin)(jin)行(xing)噴(pen)(pen)涂(tu)，每次(ci)噴(pen)(pen)涂(tu)3-7mm厚，間(jian)隔施(shi)(shi)工(gong)(gong)時間(jian)以(yi)(yi)上(shang)次(ci)涂(tu)料(liao)基本(ben)干(gan)透(tou)為(wei)標(biao)準，如(ru)此(ci)循環(huan)，直(zhi)至(zhi)噴(pen)(pen)涂(tu)到設計厚度，后一(yi)次(ci)噴(pen)(pen)涂(tu)后，如(ru)須(xu)抹平，則用(yong)抹涂(tu)法(fa)，抹平即可。4、 表(biao)層(ceng)(ceng)施(shi)(shi)工(gong)(gong)：視情況而(er)定(ding)(ding)在基層(ceng)(ceng)基本(ben)干(gan)透(tou)型約(yue)三(san)天后，方可進(jin)(jin)行(xing)表(biao)層(ceng)(ceng)施(shi)(shi)工(gong)(gong)對要(yao)(yao)求表(biao)面裝(zhuang)飾較高的(de)(de)(de)市政工(gong)(gong)程(cheng)等，好在表(biao)層(ceng)(ceng)施(shi)(shi)工(gong)(gong)前刮一(yi)層(ceng)(ceng)膩子(zi)。表(biao)層(ceng)(ceng)可以(yi)(yi)用(yong)噴(pen)(pen)槍、滾(gun)筒等機具(ju)施(shi)(shi)工(gong)(gong)噴(pen)(pen)刷(shua)須(xu)平滑(hua)、均勻(yun)、無(wu)色差(cha)。顏色分(fen)界線要(yao)(yao)求平直(zhi)均勻(yun)。5、 養護：施(shi)(shi)工(gong)(gong)完畢，常規自然養護28天，養護條件與普通混凝土相同，涂(tu)層(ceng)(ceng)如(ru)有損傷，應及時修補。