First, the formation of elastic silk exposed 1. Air twist knot: 1) For rovings of 20 or less, because the content of spandex yarn is low, it is better covered in air twisting, so it generally does not appear. 2) More than 30 yarn counts. Because the yarn counts are thinner and have a higher content ... read more
Draw texturing yarn(DTY) is an ideal raw material for knitting or woven processing. It is a textured yarn type of polyester chemical fiber. In addition to general polyester, it has high breaking strength and high modulus of elasticity, excellent heat setting, good resilience, heat resistance, In add... read more
POY Refers to incompletely drawn chemical fiber filaments with a degree of orientation obtained by high-speed spinning between unoriented and drawn yarns. Compared with undrawn yarn, it has a certain degree of orientation and good stability. It is often used as a special yarn for drawn textured yarn... read more
The quality indicators of polyester DTY(draw texturing yarn) include physical indicators and appearance indicators. The main quality indicators are introduced below. I. Strength and Elongation As for the strength of the fiber, it is not as high as possible. For example, the damage of polyester fabri... read more
Causes of Stiffness (DTY) DTY's "stiffness" will make the fabric noticeably produce "defects (details) and stains". The types and causes of formation of stiff wires are as follows: (1) Long-segment malformed silk is "long stiff silk". The external form lacks curl elasticity and fluffy, silk is stiff... read more