What kinds of plywood are there?

Plywood is log along the direction of the growth ring rotary cut into a large veneer, after drying, coated with glue according to the direction of the adjacent veneer layer of wood grain perpendicular to the principle of group blank, gluing and become the board. What kind does Commercial Plywood, have?

According to the core material, mainly all poplar plywood, eucalyptus poplar mixed core, all eucalyptus, all birch. Pine, wood hard, more dense, oily so good waterproof, flexibility and permeability, good thermal conductivity, pine growth cycle long, dense rings, wood texture flexible, low oil content of trees, and the Yin and Yang color distribution itself. But pine wood soft, easy cracking deformation, high moisture content is also easy to lead to cracking. Easy to change color, especially sunshine, to strictly guard against. Pine itself has oily, the outermost two layers are used poplar when making so, otherwise cannot stick a face, the price is high, of the pine of same specification is about 20 percent expensive than poplar --30. Mainly used to make high-end furniture. Not many on the market. 

Cypress wood materials easy, relatively poor but loose cypress wood fiber structure, material, easy to deformation, but the application is very extensive, Commercial Plywood variety, wide application, are most of the plywood on the market, the market of building template and low-end furniture plate are poplar plywood, cypress, cypress wood joinery board, main full poplar Commercial Plywood, LVL LVB plywood · All poplar bleached plywood · All poplar furniture plywood · All poplar CARB plywood for furniture Most builders choose poplar building template, low cost, with the price and the number of times to compare or poplar is appropriate. Eucalyptus, which is harder than poplar, produces plywood that is less deformable and more expensive, with tight, irregular grain. Sapwood layer is relatively wide, white to light pink; Heartwood is reddish brown. Eucalyptus is a fast growing wood. It is not tough and light. Eucalyptus grows widely in the South and central United States and has many uses in the production of cabinets and furniture, especially antique furniture. Eucalyptus plywood is the most used in the domestic high-end furniture board, and high-end decorative board. The wood of birch is light brown to reddish brown, with a shiny surface and smooth mechanism. Wood body pure fine, slightly heavy hard, fine structure, mechanical strength, elastic, hygroscopic, dry easy cracking warpage. Birch is usually used for special Commercial Plywood, flooring, furniture, pulp, interior decoration materials, vehicle and boat equipment,Commercial Plywood and so on. The furniture is smooth and wear-resisting, the pattern is clear. It is mainly used to make high-end furniture board and export in the market.