spandex yarn price 20D 30D 70D 100D 140D AA grade knitting yarns

Spandex has excellent elasticity, so it is also known as elastic fiber, which has been widely used in clothing fabrics.
The main characteristics of spandex fabric are:
⑴ Spandex elasticity is very high, general products do not use 100% polyurethane, mixed with 5~30% of the proportion in the fabric, all kinds of spandex fabric have 15%~45% comfort elasticity.
(2) Spandex fabric is often made of composite yarn, that is, spandex as the core, with other fibers (such as nylon, polyester, etc.) do the cortex made of core yarn elastic fabric, its good adaptability to the body, is very suitable for tight clothes, no pressure.
(3) The appearance style and performance of spandex elastic fabric are close to those of similar products covered with outer fiber fabric.

Spandex Yarn is mainly used in the manufacture of bodysuits, sportswear, jockettes and shoe soles. Its varieties according to the needs of use, can be divided into warp elastic fabric, weft elastic fabric and warp and weft bidirectional elastic fabric.