施工(gong)要點(dian)
先對施(shi)工(gong)物表(biao)面做(zuo)防腐處(chu)理(li)→充(chong)分攪拌均勻防火涂(tu)料→施(shi)工(gong)以(yi)刷涂(tu)為(wei)(wei)主,施(shi)工(gong)第(di)一遍厚(hou)(hou)度(du)(du)為(wei)(wei)0.10-0.15mm為(wei)(wei)宜(yi),表(biao)干后進行第(di)二次施(shi)工(gong),涂(tu)層厚(hou)(hou)度(du)(du)以(yi)0.15-0.20mm為(wei)(wei)宜(yi),以(yi)后各遍施(shi)工(gong)涂(tu)層厚(hou)(hou)度(du)(du)應控制在0.20mm左(zuo)右(you),直至達到(dao)規定厚(hou)(hou)度(du)(du),每次施(shi)工(gong)時間(jian)間(jian)隔以(yi)涂(tu)層不(bu)沾手為(wei)(wei)準(zhun)(一般在18-24小時左(zuo)右(you))。
驗收注意
涂(tu)(tu)層當平整,無(wu)明顯凹陷,粘結牢(lao)固,無(wu)粉(fen)化、松(song)散和浮漿,乳(ru)突已剔除,無(wu)漏涂(tu)(tu)、脫(tuo)粉(fen)、明顯裂縫等(deng)。用0.75~1kg榔頭輕擊涂(tu)(tu)層檢測(ce)其強度等(deng),用1m直尺檢測(ce)涂(tu)(tu)層平整度。