1. Professional terms and definitions of the wooden door industry
A: Wood door
Doors, door covers, and door leaves are made of wood materials (saw timber, glue, etc.) as the main material, referred to as wooden doors.
B: sawn timber (Sawn lumber; lumber)
Finished or semi-finished material made from logs.
C: Glued lumber
A general term for columns and various sheets made of wood by gluing.
D: Solid wood door
A door made of sawn timber, referred to as a full wooden door.
E: Wood composite door
A solid (or nearly solid) body made of sawn timber, glued material, etc. as the main material, and the surface layer is a wooden veneer veneer or other covering material called a solid wood composite door.
F: Hollow core and laminate door
The hollow door with glued or sawn timber as the skeleton material and the surface layer is artificial board or polymer material, which is pressed or molded, is called a splint molded hollow door, which is referred to as a molded door.
2, the classification and characteristics of wooden doors
2.1 Classification by opening method
The wooden doors are divided into four types: swing door, sliding door, folding door and spring door according to the opening method. The codes of the four opening modes are denoted by P, T, Z, and H, respectively. Wherein, if the fixed part is combined with the swing door, it is still called the swing door; if combined with the sliding door, it is called the sliding door.
2.2 Classification by structure
According to the different structure of the wooden door, the wooden door can be divided into all solid wood smashing door, solid wood composite door and splint molded hollow door.
All solid wood smashing door
The whole solid wood smashing door is a decorative door made of solid wood, codenamed Q. There are three types of wood, semi-glass and full glass. From the wood processing technology, there are two kinds of logs and finger-jointed wood.
The solid wood door of the log is made of natural logs from the forest, and then processed by cutting, planing, opening, drilling, engraving, shaping and other processes.
Finger-jointed wood solid wood door refers to the wooden door made by sawing and finger-joining wood through the same process of wood solid wood door. The performance is much more stable than the solid wood door of the log, which can ensure the door is not deformed.
Most of the wood used for solid wood doors is precious wood, such as cherry, walnut, teak and so on. The finished solid wood door has the characteristics of no deformation, corrosion resistance, crack resistance and heat insulation. At the same time, the solid wood door effectively plays the role of sound insulation because of its good sound absorption.
The craft quality of all solid wood doors is very high, but its advantages are luxurious and beautiful, and the shape is thick. The combination of modern precision craftsmanship and traditional hand-carving techniques gives the natural and permanent humanistic artistic magic of solid wood doors, embodying the artistic value of honor, luxury and classics. With a famous style and a majestic atmosphere, it is the identity of successful people. However, the market price is high, which belongs to the most high-grade wooden door products on the market.
Solid wood composite door
The door frame of the solid wood composite door is made of fir or pine, and there is also a solid wood belt in the middle. The place where the lock is installed is separately added with lock wood, the middle is filled with wooden honeycomb net structure, the surface layer substrate is made of medium density fiberboard or perforated particle board, and the surface is attached. A kind of expensive solid wood veneer, which is made by high temperature and hot pressing, and is sealed with solid wood lines. The code is S.
General high-grade solid wood composite doors, the door core is mostly high-quality white pine, the surface is solid wood veneer. Since the white pine has a small density, a light weight, and is easy to control the water content, the finished door has a light weight and is not easily deformed or cracked. The solid wood composite door is stable, non-deformable and non-cracking. It also has the characteristics of heat preservation, impact resistance, flame retardancy, etc., and the sound insulation effect is good, which is basically the same as the solid wood door. The solid wood composite door solves the cracking and deformation caused by the seasonal variation of the door core board, the average water content of different areas, the inherent shrinkage and swelling of the wood and the various differences, and even the white edge phenomenon caused by the shrinkage around the door core board after painting. . The solid wood composite door is as natural and elegant as the solid wood door, but the materials and styles are more diverse, or the exquisite European style carving, or the Chinese classical color mosaic, or the modern fashion, the different decorative style doors can give consumers a wider choice. space.
In addition, the veneer materials of modern wooden doors are more common with veneers and stickers. The veneer wooden door is rich in natural texture, beautiful and impact resistant, and the price is relatively high; the wooden door of the sticker is also called “grain wooden doorâ€. Because of its low price, it is a more popular product. The disadvantage is that it is easy to break and is afraid of water. .
The solid wood door is a kind of wood from the inside to the outside, and the solid wood composite door has the door core and internal structure made of other wood or MDF. Only the surface is high-grade wood, and the solid wood composite door has all the advantages of the solid wood door. Maintaining the effect and look of the solid wood, but compared with the all solid wood door, its performance is more stable, and the price is more economical than the solid wood door. The solid wood composite door feels smooth, soft color, environmentally friendly, sturdy and durable. It is the perfect combination of noble classics and belongs to medium and high-grade products in the wooden door market.
Plywood molded hollow door
The splint molded hollow door is made of solid wood frame, and the two sides are adhered to the frame by a decorative plate, and are formed by hot pressing. The code is K.
The splint molded hollow door core frame is mainly made of pine and blockboard, with a single style and a very simple structure. Because the price is more economical and safer than solid wood doors and solid wood composite doors, it is favored by middle-income families. Since the interior of the door panel is hollow, the sound insulation effect is worse than that of the solid wood door, and the hand feel is not as good as the solid wood door, and it cannot be wet.
The splint molded hollow door is affixed with a “varnished†veneer board surface, which maintains the decorative effect of the natural texture of the wood, and can also be used for panel mosaic, which is both beautiful and economical. It also has the characteristics of moisture resistance, small expansion coefficient and anti-deformation. After using for a period of time, there will be no surface cracking and oxidative discoloration.
The general splint molded hollow door is delivered with a neutral white primer. Consumers can go home and use the white neutral primer to recolor according to personal preference to meet the individual needs of consumers. .
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