Q:Insulation class fire rating non - combustible A - level and A2 - level difference

Grade | decoration materials combustion performance A | non-combustion B1 | refractory B2 | combustible B3 | easy to burn

Q:What are the fireproof materials?

Inorganic binder: mainly water glass, gypsum, phosphate, cement, etc .; refractory mineral fillers: alumina, asbestos powder, calcium carbonate, perlite, white powder, etc .; flame retardant organic resin: Ethylene, perchlorethylene, chlorinated rubber, neoprene latex, epoxy resin, phenolic resin and the like. (Chlorinated paraffin, tributyl phosphate, decabromodiphenyl ether), and boron (boric acid, dibromide), boron, Zinc borate, aluminum borate), antimony, aluminum, zirconium and other inorganic compounds.

Q:How is the distinction between fire grade?

Look at how much concentration the concentration of the higher the better

Q:What is Class A Fire What is Class B Fireproof?

B is a combustible material; B2 is a combustible material; B3 is a combustible material; B1 is a combustible material; B2 is a combustible material; B3 is a combustible material. This is divided by the oxygen index. For example, see the "interior decoration design fire safety norms."

Q:What does the fire board use?

Tianhua new materials professional answer you, fire board as the name suggests is a fire function of the plate. However, the fire, not that is sure to be able to prevent the flames burning muscle chiffon pay Guigui helium riveting, it is more of the meaning of fire-retardant, evacuation rescue for the staff to fight for time. Because, even if the metal material, the flame will melt a long time to melt Oh. Fire is currently divided into organic fire board, inorganic fire board two categories. Organic fire board is our common woodworking board affixed to the protective cover of the Oh, the fire rating is B1 flame retardant sector. With the national and social attention to fire and fire, inorganic fire board is being used by more and more people. Inorganic glass magnesium fire board, with the highest A1 non-combustible level, to adapt to the people's growing fire needs. But the quality of glass magnesium board uneven, from a few dollars to a few hundred dollars a range, so you have to choose Oh well But please remember that the price is the value of the reaction, a sub-price goods Oh!

Q:Production of fire paint business should have what qualifications

(License, organization code, tax registration certificate, system certificate, etc.) and type approval certificate, such as the new plant had to use the environmental assessment and other information (such as the use of environmental protection,

Q:Phenolic insulation board is B1 grade fireproof material

Phenolic board insulation board is A-level! Now the National Fire Department provides the use of A-class fire board, B1-level fire low, a lack of urging the lungs of the plum blossom monk denim like fire flammable! Landlord need to contact me!

Q:In addition to rock wool sandwich panels which plate

In addition to rock wool sandwich panels which plate...

Q:What is a level of fire. Secondary fire, three fire (steel)

1, which refers to the fire resistance of building materials grade 2, the steel structure, the use of components in different parts, according to the requirements of the fire level must meet the different refractory limit. For example, a fire rating of the pillars, fire resistance limit of 3h, two refractory grade pillars, fire resistance 2.5h, three of the 2h; for the beam, then, one, two, three fire rating, the fire resistance For 2h, 1.5h, 1h. Steel is usually only 15 minutes of fire resistance, so in this case, are to brush fire protection.

Q:Class C fire door with what material

Class C fire door with what material...