Where is plywood mainly used?

Plywood is a board that is made by cutting logs into large veneers along the direction of annual rings, drying and gluing, and forming blanks and gluing according to the principle that the wood grain directions of adjacent veneer layers are perpendicular to each other. The number of veneer layers is an odd number, generally three to thirteen layers. Common three plywood, five plywood, nine plywood, and thirteen plywood (commonly known as three plywood, five plywood, nine plywood, thirteen plywood in the market) plate). The outermost front veneer is called the panel, the reverse is called the backplane, and the inner layer is called the core board.

One type of plywood is weather-resistant and boiling-water-resistant plywood, which has the advantages of durability, high temperature resistance, and steam treatment;

The second type of plywood is water-resistant plywood, which can be dipped in cold water and hot water for a short time;

The third type of plywood is moisture-resistant plywood, which can be dipped in cold water for a short time, and is suitable for indoor use at room temperature. for furniture and general construction purposes;

The four types of plywood are not moisture-resistant plywood and are used in indoor conditions. The general-purpose plywood materials include beech, basswood, ash, birch, elm, and poplar.

Construction plywood is mainly used in outdoor conditions, such as building exterior decoration and concrete formwork, and is mainly used in ceilings, wall skirts, floor linings, etc.