巖棉知識
防火棉與玻璃棉哪種好一點
玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)作為一(yi)種外墻材(cai)(cai)料,除(chu)了(le)具有(you)(you)(you)良好的(de)(de)(de)保溫、隔(ge)音效(xiao)果(guo)以外,還有(you)(you)(you)較高的(de)(de)(de)防(fang)(fang)火(huo)(huo)(huo)(huo)性(xing)(xing)能,玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)是(shi)(shi)熔(rong)融玻(bo)(bo)(bo)(bo)璃纖(xian)維化的(de)(de)(de)材(cai)(cai)料,是(shi)(shi)無機(ji)材(cai)(cai)料,燃(ran)燒(shao)(shao)(shao)(shao)性(xing)(xing)能等級(ji)為A級(ji),是(shi)(shi)幾乎不(bu)(bu)發生燃(ran)燒(shao)(shao)(shao)(shao)的(de)(de)(de)材(cai)(cai)料,耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)根據(ju)厚(hou)度不(bu)(bu)同有(you)(you)(you)所不(bu)(bu)同,一(yi)般(ban)(ban)在0:75小時左(zuo)右,如果(guo)表面附加防(fang)(fang)火(huo)(huo)(huo)(huo)布,防(fang)(fang)火(huo)(huo)(huo)(huo)性(xing)(xing)能更好。下面一(yi)起(qi)來了(le)解(jie)一(yi)下離(li)心(xin)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)幾小時吧。??良好的(de)(de)(de)防(fang)(fang)火(huo)(huo)(huo)(huo)性(xing)(xing)能玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)屬于無機(ji)纖(xian)維材(cai)(cai)料,比(bi)有(you)(you)(you)機(ji)的(de)(de)(de)材(cai)(cai)料更不(bu)(bu)易燃(ran)燒(shao)(shao)(shao)(shao),具有(you)(you)(you)更高的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)性(xing)(xing)能等級(ji),防(fang)(fang)火(huo)(huo)(huo)(huo)性(xing)(xing)能較強;有(you)(you)(you)的(de)(de)(de)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)還會在表面附加防(fang)(fang)火(huo)(huo)(huo)(huo)布,防(fang)(fang)火(huo)(huo)(huo)(huo)效(xiao)果(guo)更好,可以應用(yong)于防(fang)(fang)火(huo)(huo)(huo)(huo)要(yao)求高的(de)(de)(de)工程。??燃(ran)燒(shao)(shao)(shao)(shao)性(xing)(xing)能等級(ji)為A級(ji)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)板屬于無機(ji)材(cai)(cai)料,按燃(ran)燒(shao)(shao)(shao)(shao)性(xing)(xing)能等級(ji)劃分,一(yi)般(ban)(ban)是(shi)(shi)A級(ji),是(shi)(shi)幾乎不(bu)(bu)發生燃(ran)燒(shao)(shao)(shao)(shao)的(de)(de)(de)材(cai)(cai)料。??離(li)心(xin)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)離(li)心(xin)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian)的(de)(de)(de)耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)與它的(de)(de)(de)尺寸、厚(hou)度、容重等因素有(you)(you)(you)關,越厚(hou)的(de)(de)(de)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian),耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)時間越長,普通(tong)的(de)(de)(de)離(li)心(xin)玻(bo)(bo)(bo)(bo)璃棉(mian)(mian),其耐(nai)火(huo)(huo)(huo)(huo)極(ji)(ji)限(xian)(xian)一(yi)般(ban)(ban)為0
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