钢质防火侧向卷帘 钢质防火侧向卷帘
产品简介
详细信息
耐火极限:4小时
热辐射强度:O.4w/cm3
防烟性能:压差20Pa时,帘板防烟量小于0.2M3/m2.min
抗风压:80kg/m2
启闭速度:2-9m/min
洞口zui大封闭宽度:单向15米,双向30米
Advantage
It is speciallv designedfor which have a prety wide opening width
The door can be designed in curve t0 incease the integrate impression
Technique Property
Fire--resistance time:4 hours
Heat radfancy:0.4w/cm3
Smoke proof:When pressurs dispersion is 20Pa,curtain smoke leakage less than 0.2m3/m2.min
Anti-pressure:80Kg/m2
Open and close speed:2--9m/min
Maximum opening width:single reel tupe is 15m,double reels type is 30m