Traditional Culture Encyclopedia - Traditional culture - Pine board or joinery board is better?
Pine board or joinery board is better?
1. What's the difference between pine board and joinery board?
In pine furniture, some splicing wood is pure solid wood, some are all pine (rare), and some are pine, also called splicing wood. Hardness is no problem, but it is different from the price of all pine, generally lower than pure solid wood, and there are also solid wood veneers. Speaking of good, pure wood, of course. It is natural and stable in quality. Disadvantages are high cost, difficult to distinguish between true and false, and good or bad quality. If you buy a sticker, you will lose a lot. The wood made of spliced wood has different moisture content and is easy to deform, but it is popular and the price is low. If it is produced by a brand manufacturer, it will go through many procedures and the quality will be guaranteed. But pine is not a famous wood, so it is better to use pure solid wood. Blockboard, commonly known as large core board, is made of two veneers glued together. The medium plate is made of high-quality natural plate, which is processed into strips with certain specifications after heat treatment (that is, drying in a drying room) and spliced by a splicing machine. Cover two layers of high-quality veneer on both sides of the spliced wood board, and then glue it with a cold and hot press. Compared with particleboard and MDF, its natural wood characteristics are more in line with the requirements of human nature; It has the advantages of light weight, easy processing, good nail holding force and no deformation, and is an ideal material for interior decoration and high-grade furniture production. Structure: The outermost veneer of joinery board is called surface board, the innermost veneer is called middle board, and the core layer of the board is called wood core board. The small wooden strips that make up the wood core board are called core strips, and the wood grain direction of the core strip is defined as the longitudinal direction of the board.
Second, the selection of pine board matters needing attention
Cracks: There are two kinds of cracks: longitudinal cracks and annular cracks. Longitudinal cracks strike through the wood grain and will gradually expand; Ring cracks mostly occur between wood grains and generally do not extend.
Worm eye: that is, the eye-catching left by insects. After artificial drying, all moths have died, and there will be no further development, but the existence of insect eyes will affect the appearance.
Texture: Good wood grain regularity, such as disordered texture or low-grade backward spinneret.
Decay: Wood tissue is necrotic, mildewed and discolored, so the texture is loose and the strength is reduced.
Glue penetration: refers to the phenomenon that the adhesive seeps out from the pores of veneer after hot pressing and gluing, and its adverse effect is mainly that the surface of workpiece may produce spots after painting.
Blister: Blister is the expansion and bubble of veneer after gluing, and its repair process is troublesome, which greatly affects the production efficiency.
Cracking: refers to the cracks larger than 0.3mm on the surface of veneer after veneering, which mostly appear in the deformation or splicing of veneer, which is also the most common defect in veneering process.
Lack of glue: refers to the phenomenon of local lack of glue or discontinuous glue layer between the substrate and veneer after hot pressing, which is mainly caused by uneven glue application or low viscosity of glue.
What I recommend to you today is about the characteristics and purchase precautions of pine patch panels. In addition, it also points out the difference between pine jigsaw puzzle and blockboard. Therefore, the suitable pine board is light in weight, easy to process and difficult to deform. It is a common material for interior decoration, and can be used for processing into ceilings, handicrafts or furniture. They are elegant and generous, and have the basic products of China traditional style. You can refer to the above to understand, or you can control the selection according to the actual situation.
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