Q:defects are divided into four grades

Sanding plywood refers to the plywood of the sanding machine (or scraper) sanding (or scraper).

Q:Class I resistant weather plywood Class II water resistant plywood

Hard fiber board sound absorption, waterproof performance is good, durable, easy constructio

Q:Poisoning diagnosis and grading standards

clinical manifestations of disturbance of consciousness, and exclude other diseases caused by changes in central nervous system function before the diagnosis of acute benzene poisoning; according to the degree of disturbance of consciousness, Severe secondary.

Q:One of the commonly used materials for furniture is a wood-based panel

The number of layers is generally odd, and few are even. Vertical and horizontal direction of the physical and mechanical properties of small differences

Q:Why is the plywood commonly used in the singular layer

and the back of the stripes) from the beautiful and do not look good

Q:What plywood is now commonly used?

Melamine gel: moisture-proof, and has a certain resistance to boiling, weather resistance / can be used for outdoor or indoor, but can not often be water immersion

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:What types of plywood can be divided into?

Plywood with durable, resistant to boiling or steam treatment and other properties, can be used in the outdoors.

Q:What is the general use of plywood in decoration works?

Plywood is one of the common materials for furniture, one of the three panels of man-made board, but also for aircraft, ships, trains, cars, construction and packaging materials

Q:According to the different composition of the glue, for the construction of plywood with the following types of glue

E0 is the highest environmental rating. E1 grade glue to do the plywood can be used directly for the interior.