It is an important job to identify the quality of fireproof board

It is an important job to identify the quality of fireproof board

1. Check: check the various signs of the product, such as whether it is a regular manufacturer of trademarks, factory certificate, production address after-sales service phone, anti-counterfeiting signs, environmental protection signs, formaldehyde release, bonding strength value, etc.

2. Smell: Stick it into the material with your nostril. If the joinery board gives off fragrance, it has low formaldehyde content, and if the smell is pungent, it has high formaldehyde content.

3. Touch: Touch the surface of joinery board, laminate and multilayer board by hand. Plate should feel dry, smooth, flat, horizontal touch without wave shape, indicating low moisture content, flatness is good.

4. Look: the surface of high quality fire prevention board should be smooth without defects. Check whether the thickness of the board core is uniform from the side, and observe whether the joinery board and multilayer board overlap with the core.

It is better to use density board as base board for fire prevention board. Can maintain the fire protection board long-term flatness and smoothness. Generally there is no difference in the texture of a pile of fire prevention board. Them are artificial veneers. When dyeing veneers, they only need to dip in water and rub gently. Natural veneer veneer beautiful and generous, each layer of veneer texture is not consistent, but beautiful and natural, not the same and decent.

We have strict requirements on the materials used in some buildings, and the quality requirements should not be said. A lot of material. In our life, a lot of furniture may contain a lot of formaldehyde, if excessive will cause harm to human body. Formaldehyde in fire panels is also limited. Where the emission of formaldehyde exceeds the national standard, such products shall not enter the market.

Now our country has strict requirements for some pollutants. Even after the fire board is burned, it will not produce pollution substances and gases. Therefore, we can safely use this material because it has better properties and is not easy to burn. So even if there is a fire, it will not spread quickly, and customers have certain requirements for its fire rating. Only by clearly understanding its advantages and disadvantages can we know whether it can be used in the environment we need.