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联系人：林经理
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邮箱：527800164@qq.com
地点：济南市历下区化纤厂路8号3号楼101号
防火卷帘门一般的品级划分甲、乙、丙
一般而言，防火卷帘门分为甲、乙、丙三个品级，每个品级关于耐火性的要求差别。下面济南卷帘门厂家为您讲解其中的内容。
Generally speaking, the fireproof rolling shutter door is divided into three grades: A, B and C, and each grade has different requirements for fire resistance. Next, Jinan roller shutter door manufacturer will explain the contents for you.
●防火卷帘门
● Class A fireproof rolling shutter door
防火卷帘门门的材质有钢质和木质，防火卷帘门门的耐火时间为不小于1.5小时，这一点才华被称为防火卷帘门门。防火卷帘门门一般接纳的珍珠岩，少量的也会接纳蛭石防火板、发泡门芯板、MC切合质料等等防火质料，防火卷帘门门的厚度一般为50mm，在一些防火性能要求比较严格的地方一般都是装置的是防火卷帘门门。
The materials of Class A fire shutter door are steel and wood, and the fire resistance time of Class A fire shutter door is not less than 1.5 hours, which can be called Class A fire shutter door. Pearlite is generally used for Class A fireproof rolling shutter door, and a small amount of vermiculite fireproof board, foam door core board, MC conforming material and other fireproof materials will also be used. The thickness of Class A fireproof rolling shutter door is generally 50mm, and in some places with strict fire performance requirements, Class A fireproof rolling shutter door is generally installed.
●乙级防火卷帘门
● Class B fireproof rolling shutter door
乙级防火卷帘门门在家庭防火中普遍使用，它是家庭防火的要害一步，木质防火卷帘门门的制作进行干燥和阻燃处理。其中防火卷帘门门上使用的五金配件也接纳防火五金配件，乙级防火卷帘门门的耐火时间不低于1.0小时，乙级防火卷帘门门的使用对我们家庭防火具有重要的作用。使我们的生命和工业获得了�；�，在家庭防火中饰演着一个的要害办法。
Class B fireproof rolling shutter door is widely used in family fire prevention, which is the key step of family fire prevention. The production of wooden fireproof rolling shutter door is subject to drying and flame retardant treatment. Among them, the hardware fittings used on the fireproof rolling shutter door are also fireproof hardware fittings. The fire resistance time of Class B fireproof rolling shutter door is not less than 1.0 hour. The use of Class B fireproof rolling shutter door plays an important role in our family fire prevention. It protects our lives and property, and plays a key role in family fire prevention.
●丙级防火卷帘门
● Class C fireproof rolling shutter door
丙级防火卷帘门的耐火时间要求不低于0.5小时，丙级防火卷帘门门材质一般选用的是冷轧钢板和不锈钢，内填、健康的隔热质料，在火灾爆发时丙级防火卷帘门门可以起到阻碍火势蔓延和减少烟气运动的作用，为人员的疏散提供名贵的时间包管人员的。
The fire resistance time of Class C fire shutter door is required to be no less than 0.5 hours. The material of Class C fire shutter door is generally cold-rolled steel plate and stainless steel, filled with environmental protection and healthy thermal insulation materials. In case of fire, Class C fire shutter door can play a role in preventing fire spread and reducing smoke activity, providing valuable time for personnel evacuation to ensure personnel safety.
As a common fire protection product in shopping malls, supermarkets and other large buildings, fire shutter doors can effectively prevent the spread of fire and provide more time to save people's lives and property in case of fire. Come to our website if you need Ask!
下一篇：普通卷帘门的市场和装置要领 上一篇：车库门出问题了究竟应该买照旧修？
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