Q:The fire resistance of building materials includes the nature of building materials

Recommended answers are good

Q:Performance and Difference of Rockwool and Glass Fiber Fireproof Materials

Rock wool and glass wool fire rating are all A-level rock wool high temperature of 800 degrees glass wool high temperature 450 touch tiger whip mortar Zhuang Huan Biao cloth wave density rock wool relative weight of some glass wool bulk light from the waterproof performance or glass wool better some

Q:Basement ceiling extrusion board insulation material fire rating What are the requirements? What are the requirements of fire acceptance?

Civil construction or commercial, and now according to the latest architectural design fire safety regulations should reach A level but the local fire department has its own standard

Q:Gypsum board with fire performance is it?

Gypsum board with fire, but do not use the gypsum board wall fire, gypsum board support is mainly by two layers of paper, the paper burned after the board on the scattered, if you want to fire recommended calcium silicate board or Fiber cement pressure plate

Q:Glass curtain wall and floor between the gap how to deal with, seeking expert solution?

General floor and glass curtain wall cracks are required to build layers of fire, up and down for the 1.5 galvanized steel plate, the middle folder 100 thick rock wool. The lower part of the floor can do fire, the upper 1mm galvanized sheet with a block....

Q:Wood-plastic material fire?

General building materials fire rating is divided into: B3, B2, B1, A four grades, B3 grade is flammable building materials, B2 grade is flammable building materials, B1 level is flame retardant building materials, It is a non-combustible building material. Ecological wood of the highest ecological wood products can reach the B1 level of fire rating

Q:Is it necessary to provide a fireproofing material for decoration works? Such as the use of the hanging plate.

This is a fire-proof panel production plant inspection report can be recommended to use the quality of the grand Huayuan fire-retardant board the country's first full-bodied Hong Kong Kuang Fan Songs with the Ministry of products that the national test A1 qualified

Q:Extruded board fire B1, B2 grade material how to distinguish

Fire level and density does not matter, with the lighter point can not fully explain the problem, b1 level to compound gb8624b1 level

Q:Height greater than 60m residential building construction, when the use of B1-class insulation material, every few layers to set the level of fire isolation belt?

Drawings must have a description of ah, generally three layers

Q:Today, see the Christine plant more broken off the German vouchers fan of the CCTV news channel reported that the district energy-saving transformation, the workers are more tense, the first use is to meet the A-class thermal insulation materials, later said to be polyurethane insulation board, and then use the fire A little moment on the smoke, and quickly took the fire machine, then smoke did not burn out, repeated several times did not dare how, this insulation board really fire? More

China's national standard GB8624-97 will burn the performance of building materials are divided into the following grades A: non-flammable Building materials: almost no combustion of the material. B1 level: flame retardant building materials: flame retardant materials have a better flame retardant effect. In the air, there is no fire in the case of high temperature, it is not easy to spread quickly, and when the fire is removed, the burning stops immediately. B2 grade: flammable building materials: combustible materials have a certain role in flame retardant. In the air in case of fire or under high temperature will immediately fire burning, easy to lead to the spread of fire, such as wooden pillars, wooden truss, wooden beams, wooden stairs and so on. B3 level: flammable Building materials: no any flame retardant effect, easy to burn, fire risk is great. Polyurethane insulation board after flame retardant treatment up to B1 level.