Identification of silk fabrics
Appreciation of pure silk fabrics
Genuine silk fabric appreciation (8 pieces)
Domestic silks and satins carry out the unified product number formulated by China silk corporation. Product number is composed of five digits, first on the left figures show that the material varieties: all real silk (include mulberry silk, spun silk) for "1", polyester woven fabric as "2", blended fabric is "3", tussah silk fabric as the "4", rayon fabric for "5", interwoven fabric (including acetate silk) for "6", quilt cover fabric for "7".
The pure silk fabric is of elegant pearl luster, soft and elegant. The chemical fiber fabric is bright, dazzling and hard to handle. Some imitation silk fabrics have a soft touch, but the silk is dark and pearl - less. When it comes to silk, cotton, hemp, wool or man-made fibers, it is usually decided by experience. If contact all kinds of fabric shop assistant, sewing worker for a long time, because of long-term contact and rich experience to see the hand touch can decide what raw materials of the fabric. But today there are many synthetic fibers. Polyamide, polyester, viscose fiber super fine silk and different types of silk, can be made into imitation silk, enough to fake, it is difficult to judge its authenticity only by looking at hand. Therefore, a variety of methods, comprehensive analysis and research, in order to reach an accurate conclusion. For example, combustion identification method, microscopic observation identification method, dissolution identification method, chemical coloring identification method, melting point differential identification method and infrared spectrum identification method, etc. So, how can consumers identify the authenticity of silk without necessary testing conditions?
Here are two simple ways to do this:
(1) manual visual measurement
(1) by visual inspection, the real silk has a beautiful pearl luster and a soft luster. And the fabric of chemical fiber luster is not downy, bright dazzling.
(2) the silk fibers are slender and long, the cotton fibers are short and the wool is curly. Chemical fiber has good uniformity.
(3) hand-feel method: silk feels soft, smooth and comfortable close to the skin.
(2) combustion method
(1) when the silk burns, it has the smell of burning feathers. It is difficult to continue burning, and it will extinguish itself. Ashes are fragile, brittle, fluffy and black.
(2) the burning of rayon (viscose fiber) contains chemical smell of burning paper. It burns very quickly. Ashes, except for those without light, are gray, with a small amount of gray black ash.
(3) when burning cotton and polyester, they have a very weak sweet taste. They do not directly rekindle or rekindle slowly. The ashes are hard and round, forming beads.
(4) both cotton and hemp have the smell of burnt paper. The ashes are soft and black and gray.
(5) wool burns like silk. You can see the difference visually. Silk and health since ancient times, silk has had the reputation of "silk queen". In modern times, people gave it the reputation of "health fiber" and "health fiber". Therefore, the health function of pure silk fiber is uncomparable and irreplaceable. Silk fiber contains 18 kinds of essential amino acids, which are similar to those contained in human skin. Therefore, there is the human "second skin" laudatory name. Real silk clothes, not only can prevent uv radiation, defense and harmful gas leaking, resist harmful bacteria, but also can enhance the vitality of body surface skin cells, promote the metabolism of skin cells, at the same time for some skin disease has the good auxiliary therapeutic effect. In addition, due to the special hygroscopicity and breathability, there is also the role of regulating body temperature and water. In the maintenance of silk silk brocade, ancient fragrant satin, satin, georgette velvet, pleuche damask, get down, makeup, gold treasure and frivolous gauze, gauze, yarn-dyed tufts silk, etc., are not washing and dry cleaning. The silk fabrics that can be washed should be washed with different washing methods according to their respective characteristics.
