特級防火卷簾-雙(shuang)軌雙(shuang)簾

該防(fang)火(huo)卷簾(lian)(lian)屬雙(shuang)軌雙(shuang)簾(lian)(lian)結(jie)構(gou)，兩(liang)層簾(lian)(lian)面(mian)(mian)(mian)之(zhi)間(jian)設(she)有一定厚度的(de)空氣層。每幅簾(lian)(lian)面(mian)(mian)(mian)由三(san)層材料復合組(zu)成(cheng)(cheng)：受火(huo)面(mian)(mian)(mian)采用英特(te)萊防(fang)火(huo)耐火(huo)布，背火(huo)面(mian)(mian)(mian)采用防(fang)熱(re)輻射布或其它耐高溫布，中(zhong)間(jian)隔(ge)熱(re)層選(xuan)用經特(te)殊處理的(de)增(zeng)強型硅(gui)酸鋁(lv)耐火(huo)纖維毯，簾(lian)(lian)面(mian)(mian)(mian)厚度為(wei)10～20mm。簾(lian)(lian)面(mian)(mian)(mian)橫(heng)向設(she)置通長薄(bo)鋼帶@300～600mm；簾(lian)(lian)面(mian)(mian)(mian)縱向設(she)令2mm的(de)不銹鋼絲繩(sheng)@1500mm；為(wei)抗負壓，在導(dao)軌內的(de)兩(liang)端設(she)簾(lian)(lian)面(mian)(mian)(mian)增(zeng)強鋼帶，間(jian)隙地增(zeng)加“T”型結(jie)構(gou)，防(fang)止(zhi)火(huo)災時(shi)產(chan)生(sheng)的(de)負壓造成(cheng)(cheng)簾(lian)(lian)面(mian)(mian)(mian)從導(dao)軌中(zhong)滑落(luo)的(de)現象。