Spandex is a kind of polyurethane fiber. Because of its […]
Spandex is a kind of polyurethane fiber. Because of its excellent elastic force, it is also known as elastic fiber. It has been widely used in garment fabrics and has high elasticity. The main uses are in the manufacture of tights, sportswear, body harnesses and soles. According to the needs of the products, the varieties can be divided into warp elastic fabrics, weft elastic fabrics and warp and weft two-way elastic fabrics.
Advantages: great wideness, good shape retention, and no wrinkle; best elasticity, good light resistance, acid resistance, alkali resistance, wear resistance; good dyeability, and not suitable for fading.
Disadvantages: the worst strength, poor moisture absorption; spandex is usually not used alone, but blended with other fabrics; poor heat resistance.