If you need to pick one by one, you can use the tricks of watching the three smells and select a good plate. The flat surface of the blockboard indicates that it is made of good materials and smells like vinyl covering for 2x6 lumber formaldehyde-irritating. The particleboard core should be clean and the closer the color is to white, the less bark, miscellaneous wood or recycled material in the middle clips; the particles should not be too fine; there is no formaldehyde-irritating odor, and there is a natural woody taste. Good oriented structure particle board should be pine wood chips, paving regular, no large gaps, no smell of formaldehyde odor, natural wood taste.If consumers buy themselves on the market, the products with higher prices are relatively better. "Look at the appearance, the blockboard and the how to replace balcony floor Ousong board can all be diagonally smashed. If there isn't a 'dumb and dumb' voice, the quality is better." The market is selling plate assemblers, which are sold in the market. board. Pine and fir are mostly used as logs, and their environmental performance is good. However, the plate is very easy to be deformed, and is generally used by a furniture factory. The furniture is not basically used in home improvement.Density board is a kind of man-made board made by crushing, immersing, hot-pressing, drying and other processes as the main raw material of wood cladding fence panels directly crushed into fibers, and is divided into medium density, medium density and high density plates. Mainly used as a substrate, the surface can be affixed with melamine impregnated paper, can also be attached to the surface of wood veneer, paint paper, fire board or paint directly. Medium and high density is mainly used for plastic door panels, and high density is mainly used to strengthen the floor. Medium density board material is delicate, suitable for carving, the surface of the paint or package line, the door more use of MDF plate, plus melamine, solid wood panels outdoor panels drapes and other decorative panels.