How is Polyester DTY Yarn Graded?
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, […]