What is denimDenim is made of pure cotton indigo dyed warp yarn and natural color weft yarn, which are interwoven with three upper and lower right twill weave. Generally, it can be divided into light, medium and heavy categories. The width of the cloth is mostly between 114-152 cm.Traditional denim is made of pure cotton indigo dyed warp yarn and natural color weft yarn, which are interwoven with three up and down right twill weave. Generally, it can be divided into light, medium and heavy types. Light cloth weighs 200-340 g / m2 (6-10 oz / square yard), medium cloth weighs 340-450 g / m2 (10-13 oz / square yard), and heavy cloth weighs more than 450 g, with yarn thickness; Heavy Duty 7 6, medium 10 10, light 12 More than 12 (British). The width of the cloth is mostly between 114-152 cm.Denim fabric features1. Performance characteristics of pure cotton denim fabricThe characteristics of denim fabric depend on its raw material composition, yarn characteristics, organizational structure, weaving methods and other factors, especially the finishing plays a very important role in the characteristics of denim fabric.2. Appearance and hand feel characteristics of pure cotton denim fabricFeel the fit and texture of denim fabrics by hand. They are soft and stiff, rough and delicate, and elastic and tensile. Denim produced by pure cotton combed strand line has smooth surface, clear grain and smooth hand feel.Wash denim is soft and comfortable; After stone washing, the cloth surface is gray and old, with slight to severe damage; Enzyme washing can make the cloth fade slightly, fade the wool, produce the "peach skin" effect, and get a lasting softness effect; There is a certain fading phenomenon and old feeling after sand washing. If a stone mill is used, a layer of soft frost white fluff will be generated on the surface of the washed fabric. Adding some softeners can make the washed fabric soft and soft, so as to improve the comfort of wearing.In short, through different processing methods, denim fabrics will have different appearance and hand feel characteristics.3. Physical and chemical characteristics of pure cotton denim fabricGood denim fabric should not have any irritation or other peculiar smell, but also pay attention to environmental protection. The denim developed and produced by compact spinning not only returns to the traditional style of ring spinning fabric and meets the needs of people to return to nature and advocate nature, but also because of the characteristics of few hairiness and high strength on the surface of compact yarn, the surface of denim products is bright and silky, and the skin feels better and more comfortable when wearing.Advantages of denim1. Good elasticity and comfortable to wear.2. The texture is thick and clear. After proper treatment, it can prevent wrinkle, shrinkage and deformation.3. Indigo orchid is a kind of harmonious color, which can match with coats of various colors. It is suitable for all seasons.4. Indigo is a non solid color. The lighter it is washed, the more beautiful it is.Disadvantages of denim1. Poor air permeability is unfavorable to human reproductive system.2. Too tight, not conducive to blood circulation.3. Easy to fade, bad for the skin.Denim Decor1. Decor denim with different raw material structure(1) Elastic denim woven with a small proportion of spandex filament (about 3-4% of the yarn weight) as the core wrapped elastic warp or weft of warp;(2) Snowflake denim with low proportion polyester and cotton blended as warp yarn and white leaving effect after dyeing;(3) High grade denim made of cotton, linen and cotton wool blended yarn;(4) Denim woven with medium length fiber (T / R);2. Fancy denim woven by different processing techniques(1) Bark crepe denim woven with high twist weft yarn;(2) In warp dyeing, we first use dyes such as sulfurized or haichanglan to make the base, and then dye indigo blue to dye the over dyed denim;(3) Color striped denim with color warp embedded in Indigo warp;(4) Hang white or print on indigo denim.Application of denim fabricDenim has a wide range of applications, especially in the field of clothing. Even denim once became the mainstream of trouser fabrics, and denim plays an important role in the field of clothing fabrics, and indigo dyed denim is popular all over the world, almost everyone knows, because of the popular appearance of indigo dye on cotton denim, It has become a highly respected dye in the world. Moreover, the texture of denim fabric is compact and thick. It is very suitable for making men's and women's jeans, denim tops, denim vests and denim skirts. Moreover, denim can also be used as bag, home textile and toy fabric.Purchasing skills1. LookWhen we see more jeans, sometimes we can see how the denim fabric is at a glance. This is because good jeans fabric, its fabric style must be very refreshing, and the lines are clear, without too many black spots and other miscellaneous hairs, because this is the characteristics of jeans, and good fabrics must have such characteristics on the surface.2. SmellWhen picking up jeans, smell them. Good denim fabrics do not have any pungent smell or other peculiar smell. Good denim fabrics can sleep safely even if they are used as pillows. Inferior denim fabrics on the market always have peculiar smell. Although those without peculiar smell may not be superior fabrics, those with peculiar smell must be inferior denim.3. TouchCover the jeans with the whole palm and slide up and down repeatedly to feel how close the jeans are. Denim fabric is not the softer the better. If softener is added, it will also be very soft. Good denim fabric should be able to achieve a close fitting style, which is the characteristics of denim fabric.Cleaning and maintenance1. Denim fabrics can be machine washed, but hand washing is recommended if there are decorations in the style.2. When washing and soaking, add two tablespoons of vinegar and salt to fix the color.3. When washing, wash the reverse side, tidy and level, and dry the reverse side.