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Views: 0 Author: Site Editor Publish Time: 2021-11-03 Origin: Site
The common paint-free doors in the market include PVC paint-free doors and melamine doors. Some consumers worry that the quality of paint-free doors is not good and not durable. This idea is a bit biased. Low prices do not mean low quality. Paint-free doors are in wooden doors. It has been popular in the market for so many years. If the cost performance is not high, it will be eliminated by the market. The following will introduce the melamine door in detail.
What is the structure of the melamine door?
Is melamine door harmful to the human body?
What are the classifications of melamine doors?
Generally, it is composed of surface paper, decorative paper, covering paper, and bottom paper.
1. The surface paper is placed on the top layer of the melamine door to protect the decorative paper, making the surface of the board highly transparent after heating and pressing, and the surface of the board is hard and wear-resistant. This paper requires good water absorption, white and clean, after dipping transparent.
2. Decorative paper, namely wood grain paper, is an important part of the melamine door. It has a background color or no background color and is printed into decorative paper with various patterns. It is placed under the surface of the paper and is mainly used for decoration. The paper is required to have good hiding power, impregnation, and printing performance.
3. Covering paper, also called titanium white paper, is generally placed under the decorative paper when making light-colored melamine doors to prevent the bottom phenolic resin from penetrating the surface. Its main function is to cover the color spots on the surface of the substrate. Therefore, good coverage is required. The above three kinds of paper are respectively impregnated with cyanuric acid
4. The bottom paper is the base material of the melamine door, which plays a role in the mechanical properties of the board. It is impregnated with phenolic resin glue and dried. During production, several layers can be determined according to the purpose or the thickness of the decorative board.
Melamine door has the characteristics of high-temperature resistance, acid and alkali resistance, moisture resistance, and fire resistance. The chemical characteristics of the melamine door determine its stability. You can't believe the rhetoric of furniture profiteers, but the element attribute will not deceive people. Therefore, the high-grade melamine door is qualified through sampling inspection. As long as the melamine in the plate is not edible, It will not cause harm to the human body, and melamine is not volatile under normal conditions and will not cause harm to the human body. So melamine door is not poisonous.
Melamine doors are divided into low density (0.25～0.45 g/cm3), medium density (0.45～0.60 g/cm3), and high density (0.60～1.3 g/cm3) according to the products, but the density is usually produced. The particleboard is 0.60～0.70 g/cm3. According to the slab structure, there are three structures: single layer, three layers (including multiple layers), and gradual change. According to the water resistance, it is divided into indoor and outdoor water resistance. According to the arrangement of melamine doors, there are two types: directional type and random type. In addition, there are various melamine doors made of non-wood materials such as cotton stalks, hemp stalks, bagasse, and rice husks.
Seeing this, do you have a deeper understanding of the melamine door? Zhejiang JiHengKang Door Industry Co., Ltd. always focuses on customers’ needs and therefore provides tailored melamine doors and approaches clients actively to solve any problems they have.
