Blog

Choosing the Right Spandex Yarn: Common Varieties and Their Applications What is Spandex? The “Second Skin” of Modern FashionSpandex, also known as Elastane or Lycra, is a synthetic polyurethane fiber (a linear polymer containing over 85% polyurethane segments). It is chemically synthesized through the polymerization of PTMEG and MDI. Renowned for its extraordinary elasticity and

How is Polyester DTY Yarn Graded? The grading of Polyester Yarn DTY (Draw Textured Yarn) primarily depends on fiber quality, production processes, and performance indicators. Different grades directly affect the hand feel, strength, and end-use of fabrics. Core Grading Standards for DTY:1. Grading by Appearance and Defects (Industry Standard) AA Grade: Nearly flawless (oil stains,