Q:Distinguish between multilayer boards and plywood

Commonly used plywood type plywood, penta and so on. Plywood can improve timber utilization and is a major way to save wood

Q:Four levels: Principal, First, Second, Third. Commonly used for one, two, three and so on

Fibreboard: According to bulk density is divided into hard fiber board, semi-rigid fiberboard and soft fiber board 3 kinds. Hard fiber board is mainly used for the ceiling,

Q:Poisoning diagnosis and grading standards

can also have abnormal growth, reference operating environment investigation and field air concentration determination of benzene, comprehensive analysis

Q:Plywood in the material defects?

discoloration discoloration Where the normal color of wood changes called color, can be divided into two kinds of chemical discoloration and fungal discoloration.

Q:What is the amount of construction works used for this plywood?

Three types of plywood for moisture-resistant plywood, can be immersed in cold water for a short time, suitable for indoor use at room temperature. For furniture and general construction purposes;

Q:Now what is the market for plywood development?

the cumulative sales revenue was RMB 72,163,513,000, an increase of 39.25% over the same period in 2005; total accumulated profit 3,198,494,000 Yuan, compared with the same period in 2005 increased by 60.41%.

Q:What are the defects in plywood material?

Fissure check The short separation of the panel fiber usually does not start from the side of the board, not all extending through the thickness of the veneer.

Q:Multilayer board, also known as three plywood and plywood

the plywood is cut from the wood section into a veneer or cut from the wooden square cut into thin wood, and then made of adhesive glue from the three or more layers of plate-like material

Q:Material for the plywood defects which

false heartwood heartwood sound wood center part of the color is different from the normal wood, often dark brown or reddish-brown, usually its density and hardness are relatively large.

Q:Why plywood is cheaper than solid wood

Without changing the physical properties of wood under the premise of drying, liposuction, paint and other processes can be called solid wood. Plywood (English: Plywood,