?盡(jin)管國(guo)內(nei)有余家(jia)巖(yan)礦棉(mian)(mian)廠家(jia),但絕(jue)大部分廠家(jia)使用礦渣(zha)作為(wei)主(zhu)要原料,礦渣(zha)棉(mian)(mian)含較(jiao)低的堿性物質(zhi)如氧化(hua)(hua)鈣和氧化(hua)(hua)鎂,酸(suan)度系(xi)數(shu)廣泛(fan)在1.5以下,不(bu)耐老化(hua)(hua),達將近(jin)國(guo)家(jia)標準的技術拒絕(jue)。只有酸(suan)度系(xi)數(shu)1.6以上才(cai)歸(gui)屬于巖(yan)棉(mian)(mian)產品,而作為(wei)外墻外保(bao)(bao)溫的巖(yan)棉(mian)(mian)拒絕(jue)更高,酸(suan)度系(xi)數(shu)在1.7以上才(cai)能(neng)確(que)保(bao)(bao)巖(yan)棉(mian)(mian)的質(zhi)量和性能(neng),由(you)于產品質(zhi)量拒絕(jue)高,市場小,...
?酚(fen)醛(quan)(quan)(quan)泡沫保(bao)(bao)溫(wen)(wen)板是(shi)防火幾級?保(bao)(bao)溫(wen)(wen)什(shen)么級別?和傳(chuan)統保(bao)(bao)溫(wen)(wen)板相比(bi)優勢如何?酚(fen)醛(quan)(quan)(quan)防火保(bao)(bao)溫(wen)(wen)板是(shi)復(fu)合A級。遇火不(bu)燃(ran),在高溫(wen)(wen)環境(jing)下不(bu)熔滴(di)、不(bu)軟化(hua)、只表面碳化(hua)。酚(fen)醛(quan)(quan)(quan)保(bao)(bao)溫(wen)(wen)板導(dao)熱系數(shu)僅(jin)為0./m.k左右,保(bao)(bao)溫(wen)(wen)性(xing)能非常好。酚(fen)醛(quan)(quan)(quan)的優點(dian):不(bu)燃(ran),導(dao)熱系數(shu)低保(bao)(bao)溫(wen)(wen)效果(guo)好,隔音,耐候性(xing)好,使用壽命(ming)可長達30年以上。具有均勻的閉孔結構(gou),導(dao)熱系數(shu)低...
?外墻巖(yan)(yan)棉板是無(wu)機(ji)纖維(wei)板的一種(zhong),采用玄武巖(yan)(yan)作為主(zhu)要(yao)原料,然后(hou)經高溫熔(rong)融工(gong)藝加工(gong)制作而成,其質量輕、導熱(re)系數小、吸熱(re)、不燃的特點,使其成為家裝建材(cai)中一種(zhong)非(fei)常受(shou)歡(huan)迎的材(cai)料。一、準(zhun)備(bei)(bei)(bei)工(gong)作進(jin)行(xing)外墻巖(yan)(yan)棉板施工(gong)之前,要(yao)進(jin)行(xing)一系列的準(zhun)備(bei)(bei)(bei)工(gong)作,先將(jiang)材(cai)料以及施工(gong)設備(bei)(bei)(bei)準(zhun)備(bei)(bei)(bei)齊全,并且要(yao)進(jin)行(xing)檢(jian)查(cha),確保材(cai)料的外觀是否完(wan)整(zheng)無(wu)損(sun)。...
?目前巖(yan)棉(mian)板(ban)生產廠家的(de)主要有沉降法(fa)、擺錘法(fa)、三維法(fa)等(deng)生產工藝。沉降法(fa)生產巖(yan)棉(mian)板(ban)是(shi)講各(ge)類天然巖(yan)石通過(guo)高溫熔(rong)化成液體(ti)后再經過(guo)離心機(ji)吹制(zhi)成巖(yan)棉(mian)纖維,然后在沉降室的(de)輸送帶上(shang)堆積成巖(yan)棉(mian)纖維堆,當巖(yan)棉(mian)纖維達(da)到一定厚度以后,經過(guo)加壓輥進(jin)入固化爐(lu)與適(shi)量粘結(jie)劑(ji)、防(fang)塵劑(ji)、憎水劑(ji)等(deng)外加劑(ji)混合生成巖(yan)棉(mian)板(ban),通過(guo)沉降法(fa)生產出來的(de)...
?酚醛(quan)保溫(wen)(wen)板(ban)在外(wai)墻(qiang)保溫(wen)(wen)的(de)應用注(zhu)意事項(xiang):問(wen)題一(yi):酚醛(quan)板(ban)板(ban)材翹曲變(bian)形(xing)(xing)①由(you)于在施工(gong)過程中采(cai)用空腔(qiang)結(jie)(jie)構中,在外(wai)墻(qiang)外(wai)保溫(wen)(wen)系統發生由(you)于外(wai)力或溫(wen)(wen)濕度(du)變(bian)形(xing)(xing)時,相當于保溫(wen)(wen)板(ban)某些(xie)部位被粘結(jie)(jie)砂漿約束,某寫(xie)部位跟基(ji)層無直接(jie)連接(jie)而(er)是自由(you)的(de),酚醛(quan)板(ban)就會(hui)翹曲變(bian)形(xing)(xing)。②板(ban)材的(de)陳化(hua)期(qi)不夠。據國(guo)外(wai)資料表明(ming)XPS完(wan)全穩定至(zhi)少需自然養護2年以上(shang),...
?巖(yan)棉(mian)(mian)板是以玄(xuan)武巖(yan)及其它天然(ran)礦(kuang)石等為主要原(yuan)料,經高溫熔(rong)融成(cheng)纖,加(jia)(jia)入適量粘結劑(ji),固化(hua)加(jia)(jia)工(gong)而制成(cheng)的,廣泛應用(yong)于船(chuan)舶、冶(ye)金、電(dian)力(li)、建筑等行業,具有(you)良好(hao)(hao)的絕熱(re)、隔音效(xiao)(xiao)果。施工(gong)及安裝便利(li)、節能(neng)(neng)效(xiao)(xiao)果顯著,具有(you)很高的性能(neng)(neng)價格(ge)比。船(chuan)用(yong)和(he)憎水巖(yan)棉(mian)(mian)保溫板在生產時加(jia)(jia)入了(le)憎水添加(jia)(jia)劑(ji),具有(you)良好(hao)(hao)的防潮性能(neng)(neng)。船(chuan)用(yong)巖(yan)棉(mian)(mian)板用(yong)于船(chuan)舶的保...