Views: 23 Author: Site Editor Publish Time: 2019-11-14 Origin: Site
Fancy MDF is a development of MDF. You need to understand its performance and methods of choice in the era of continuous product renewal, so that you will not waste time and money.
main:
Fancy MDF performance characteristics
Problems with fancy MDF
Fancy MDF's choice
1. The internal structure is uniform, the density is moderate, the dimensional stability is good, and the deformation is small.
2. The physical and mechanical properties such as static bending strength, internal bonding strength, elastic modulus, plate surface and edge holding screw force are superior to particleboard.
3. The surface is smooth and smooth, which is convenient for secondary processing. It can be pasted with veneer veneer, sliced veneer, paint paper, impregnated paper, or directly painted and printed.
4. The medium density fiberboard has a large format and the thickness can be varied within the range of 2.5 to 35 mm, and can be produced according to different uses.
5. Good machinability, sawing, drilling, boring, milling, sanding and other processing properties similar to wood, and some even better than wood.
6. It is easy to engrave and mill into furniture parts of various shapes and shapes, and the processed shaped edges can be directly painted and painted without sealing.
7. Chemical agents such as water repellent, fire retardant and preservative can be added in the production process of medium density fiberboard to produce medium density fiberboard for special purposes.
Fancy MDF has high production technology and is a modernized industry with relatively rich capital and technology. The production line is highly automated. Fancy MDF is also one of the better products in wood-based panel products. The product qualification rate is higher, but there are still some Problems, commonly reflected quality problems are:
1. The surface of the board is rough and the uniformity is poor, which affects the re-processing of the board;
2. The surface of the board is seriously polluted, such as rubber spots and oil stains, which affect the re-processing of the board;
3. The thickness deviation of the plate is large;
4. The bark content of the board is high;
5. The water resistance of the board can not meet the needs of some application areas;
6. The middle layer of the board is soft, the screw force is applied, the inner bonding strength is low, and the edge of the board is rough;
7. The amount of formaldehyde released exceeds the standard, affecting personal health.
These problems are both problems in the production of fancy MDF and the gap with the advanced level. In particular, when the formaldehyde emission of fancy MDF is unacceptable, furniture made with fancy MDF or used as an interior decoration material becomes an indoor pollution source, affecting personal health. In addition, there are differences in the uniformity, smoothness, structure of the sheet, thickness deviation, and water resistance of the fancy MDF board. The main reasons are: the accuracy of the equipment is not enough, the production line automation level, technical level, management level and quality control are still in the gap with advanced companies.
As an industrial raw material product, fancy MDF faces a major consumer group of enterprises, such as furniture, flooring and other manufacturers, rarely as a finished product directly meets with ordinary consumers. However, the quality of fancy MDF directly affects the quality of finished products purchased by consumers. Since fancy MDF is generally manufactured after being processed into finished products to meet ordinary consumers, it is difficult for ordinary consumers to judge the quality of medium density fiberboard from the appearance. But ordinary consumers can also have a few simple and intuitive judgments:
1. The internal structure of the plate can be viewed from the section of some processed holes of the finished product. The structure of the fancy MDF is fibrous. If the structure is granular, it is likely to be particleboard and not fancy MDF at all. Lower-priced particleboards pretend to be consumer fraud in higher-priced MDF;
2. The finer the organization structure, the better its physical and mechanical properties;
3. Smell the smell of the finished product at a close distance. If there is a noticeable pungent smell, it is likely that the formaldehyde is excessive. Using such a product will be detrimental to your health;
4. Ordinary consumers should try to choose big brand name products, because their products generally use high quality fancy MDF which has been tested by relevant departments as raw materials and have better quality assurance.
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