Spandex fabric usually has: 20D, 30D , 40D , 70D. Core yarn: Cotton is the surface, and the core is spandex, such as 40sX70D cotton-wrapped spandex yarn. Spandex fabrics require presetting to improve creases and stability.
Spandex is the abbreviation of polyurethane fiber, which is a kind of elastic fiber. Spandex is generally composed of multiple filaments, usually 10D/filament, and now there are 15D/thread, or even 20D/thread.
What kind of fabric is spandex yarn? Nowadays, many people pay attention to fabrics when they wear clothes, because good fabrics make people more comfortable to wear. Many clothes are made of spandex yarn fabrics.
Covered Spandex yarn is an elastic yarn formed by covering the elongated spandex yarn with the spandex yarn as the core, and wrapping the elongated spandex yarn with the filament or short fiber yarn in a spiral manner.
Melt-spun spandex yarn is a high-grade fiber with high elasticity and high elongation. Melt-spun spandex fabric has the incomparable superiority of dry-spun spandex. It is green and environmentally friendly, low modulus, soft and skin-friendly, comfortable to wear, and fashionable. It has the reputation of the second skin of the human body, and is called "noble silk" and "golden silk".
Our country is the world's largest producer and consumer of spandex. With the improvement of consumers' awareness of environmental protection and the expansion of spandex application fields, the market demand for melt-spun spandex products is increasing day by day.
The breakthrough and maturity of the melt-spun spandex production process is of great significance to eliminate outdated processes and equipment, improve resource utilization efficiency, protect and improve the environment, and promote sustainable economic and social development.
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