一、阻燃板的防火等級
阻(zu)(zu)燃(ran)(ran)板分為六(liu)個等級(ji)(ji),A級(ji)(ji):不(bu)燃(ran)(ran)性建(jian)筑材(cai)料。A1級(ji)(ji):不(bu)燃(ran)(ran),不(bu)起明(ming)(ming)火(huo)(huo)(huo)(huo)。A2級(ji)(ji):不(bu)燃(ran)(ran),要(yao)測量(liang)煙,要(yao)合格。B1級(ji)(ji):難(nan)燃(ran)(ran)性建(jian)筑材(cai)料,有(you)較(jiao)好(hao)的阻(zu)(zu)燃(ran)(ran)作(zuo)(zuo)用(yong),其在(zai)空氣(qi)中遇(yu)明(ming)(ming)火(huo)(huo)(huo)(huo)或(huo)(huo)在(zai)高(gao)溫作(zuo)(zuo)用(yong)下難(nan)起火(huo)(huo)(huo)(huo),不(bu)易(yi)很(hen)快發生(sheng)蔓(man)延,且當火(huo)(huo)(huo)(huo)源移開(kai)后燃(ran)(ran)燒立(li)即停(ting)止(zhi)。B2級(ji)(ji):可(ke)燃(ran)(ran)性建(jian)筑材(cai)料,有(you)一定(ding)的阻(zu)(zu)燃(ran)(ran)作(zuo)(zuo)用(yong),在(zai)空氣(qi)中遇(yu)明(ming)(ming)火(huo)(huo)(huo)(huo)或(huo)(huo)在(zai)高(gao)溫作(zuo)(zuo)用(yong)下會立(li)即起火(huo)(huo)(huo)(huo)燃(ran)(ran)燒,易(yi)導(dao)致火(huo)(huo)(huo)(huo)災的蔓(man)延。B3級(ji)(ji):易(yi)燃(ran)(ran)性建(jian)筑材(cai)料,無任何阻(zu)(zu)燃(ran)(ran)效果(guo),極易(yi)燃(ran)(ran)燒,火(huo)(huo)(huo)(huo)災危險(xian)性很(hen)大。
二、阻燃板規格尺寸
阻燃板尺寸規格一般都為2440mm(長)x 1220mm(寬)x 厚度。其中厚度常見的有5mm、9mm、12mm、15mm、16mm、18mm,厚度越厚,其阻燃性能越強,不同的場所裝修要求厚度不同。阻燃板的質量、厚度、尺寸等因素對于消防安全非常重要,選購的阻燃板品牌要(yao)防火(huo)等級(ji)高,環保性(xing)能好(hao)。
三、阻燃板需要刷防火涂料嗎
如(ru)果(guo)木板的(de)阻燃程(cheng)度能(neng)夠達到(dao)防(fang)(fang)(fang)火(huo)設計的(de)要(yao)求(qiu)那就沒必要(yao)做(zuo)防(fang)(fang)(fang)火(huo)涂料,如(ru)果(guo)達不(bu)到(dao)只能(neng)通(tong)過涂刷防(fang)(fang)(fang)火(huo)涂料來提高(gao)(gao)防(fang)(fang)(fang)火(huo)性(xing)能(neng),不(bu)過需要(yao)注意(yi)的(de)是,防(fang)(fang)(fang)火(huo)等(deng)級低的(de)阻燃板是不(bu)能(neng)升級成為防(fang)(fang)(fang)火(huo)等(deng)級高(gao)(gao)的(de)阻燃板的(de),即使刷了防(fang)(fang)(fang)火(huo)涂料也不(bu)能(neng)夠當做(zuo)高(gao)(gao)等(deng)級阻燃板使用。
四、阻燃板和木工板的區別
木(mu)(mu)工板(ban)(ban)(ban)(ban)是在膠合(he)板(ban)(ban)(ban)(ban)生產基礎上,以木(mu)(mu)板(ban)(ban)(ban)(ban)條(tiao)拼(pin)接或(huo)空(kong)心板(ban)(ban)(ban)(ban)作芯板(ban)(ban)(ban)(ban),兩(liang)面覆蓋兩(liang)層或(huo)多(duo)層膠合(he)板(ban)(ban)(ban)(ban);阻燃板(ban)(ban)(ban)(ban)是由木(mu)(mu)段(duan)旋切成單板(ban)(ban)(ban)(ban)或(huo)由木(mu)(mu)方刨切成薄木(mu)(mu),對單板(ban)(ban)(ban)(ban)進行阻燃處理后再用(yong)膠粘劑(ji)膠合(he)而成的(de)三層或(huo)多(duo)層的(de)板(ban)(ban)(ban)(ban)狀材料。阻燃板(ban)(ban)(ban)(ban)和木(mu)(mu)工板(ban)(ban)(ban)(ban)的(de)性質不(bu)同(tong)、結構(gou)不(bu)同(tong),防(fang)護性能也不(bu)同(tong)。