There are many categories of plywood, so there are many uses. Most of the plywood we contact at ordinary times is for decoration. Today, the use and classification of plywood will be introduced in detail. The use of plywood. Usually, the plywood we commonly use is mainly used for the back plate of decorative panels, the back plate of flat furniture, various wooden handicrafts, product packaging, etc. Generally speaking, the construction plywood on the market is mainly used for outdoor conditions. For example, it is also used in building exterior decoration, concrete formwork and decoration engineering. For example, it is applicable to ceiling, wall, floor inner plate, etc.
Special plywood is used for various grades, and the first grade is often used for high-grade architectural decoration Advanced and intermediate furniture, various electrical enclosures, etc. The second grade is applicable to the decoration of furniture, ordinary buildings, vehicles, ships, etc. It is used for decoration and packaging materials of third-class imaginable low-grade buildings. Special grade is applicable to high-grade building decoration, high-grade furniture and other products with special needs. Plywood with different thickness has different uses in decoration engineering. For example, three plywood decorative boards are usually used to make veneers with wood such as door frames, skirting boards, retaining walls, furniture, etc.
General 3 plywood is generally used as furniture, mixed with water to polish the window frame furniture. It is also used as a sample template for woodworking enlarged samples It is the main force of family decoration. 5 splint can replace 3 splint to make surface, and 5 splint should also be made for arc shape. The inner plywood is generally used for base course of skirting, amputation of armor, base course of window frame, base course of furniture, etc. Plywood classification According to the board structure, plywood is usually the board that the grain directions of adjacent layers are perpendicular to each other, and is usually composed of the board and the inner layer or both sides of the core symmetrically.
Sandwich plywood plywood with a core. The core of composite plywood is composed of solid wood or materials other than veneers. There are usually at least two layers of veneers with wood grains vertically arranged on both sides of the core. According to the adhesive properties, outdoor plywood has the properties of gambling resistance, water resistance and high humidity. Indoor plywood has no long-term resistance to water immersion or high humidity. According to the surface treatment, sand plywood surface sanding machine sanding; Scrape the plywood surface with a scraper.
