How many square meters of ceiling gypsum board fire detection sampling standard, how many square met

The fire rating of conventional gypsum board is B1, and it can be used as a class A material when used with light steel keel in accordance with national regulations. The grade of ordinary paper gypsum board inspection is B1. Its main raw material is building gypsum, adding additives and fibers to make the core, using the board paper as a protective surface, and processing the board. >>>More

The relevant regulations on the use of building materials in China are mainly non-combustible and incombustible materials, which can produce a large amount of smoke and toxic gases when the effective materials are burned. >>>More

With how thick gypsum board, generally speaking, it is divided into 9mm and 12mm, the lowest price is 18,37 per sheet, the brand is about 5-10 yuan per piece expensive What material is used as a keel, generally speaking, it is divided into two kinds of wood square and light steel, the lowest price is, anticorrosive wood square 25 a bundle of four (400 * 25 * 25), light steel 8 yuan a main keel 30mm wide. The average is 10 yuan per square meter of wood and 12 yuan for light steel. Accessories, steam nails, steel nails, dry hanging nails, white latex, etc., more than 100 square meters, less than 2 yuan per square meter. >>>More

How much drywall is needed for a suspended ceilingIt is calculated based on the ceiling area. Now, due to the restriction of the indoor net height, it is generally only a circle of ceilings from the periphery of the top, and the amount of gypsum board is not large. Generally speaking, a living room of about 40 square meters can have 12 plasterboards.

Yes, because gypsum board is not fireproof, it will start to melt at 200 degrees, not to mention the wood base. The minimum standard for fire protection acceptance is the B1 flame retardant standard. It is recommended that you still use the wood base layer as the base, indicating that the 8mm Tianhua sanding glass magnesium board is used as the base, the glass magnesium board is A-class fireproof, and there are many projects for decoration.