Technology of Yarn Spinning
Fundamentals of Yarns and Yarn Production
Man’s cultural history goes back about 10,000 to 12,000 years, when some tribes changed from being nomadic forager-hunters,…
September 29, 2021 · JacobAuthor: Jacob
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Technology of Yarn Spinning
Twist distribution in spun yarns
If someone twists your head, it is your neck that suffers most. That is because the neck is…
September 29, 2021 · JacobTechnology of Yarn Spinning
Effect of twist level on yarn strength
The level of twist is usually expressed in number of turns per metre (tpm). Number of turns per…
September 29, 2021 · JacobTechnology of Yarn Spinning
Yarn twisting methods
Twist is the number of turns per unit length (cm, m or inch). In the manufacture of staple…
September 29, 2021 · JacobTechnology of Yarn Spinning
Yarn count and moisture content
Regardless of the yarn count system used, it is necessary to measure the weight and length of a…
September 29, 2021 · JacobTechnology of Yarn Spinning
Direct count system
The direct systems are based on the weight or mass per unit length of yarn. Some typical direct…
September 29, 2021 · JacobTechnology of Yarn Spinning
Yarn types and structures
Many different types of yarn can be manufactured for different end uses. The two most common types of…
September 29, 2021 · JacobTechnology of Yarn Spinning
Process Control in Ring Spinning
Process control in the ring frame section is important since it affects the properties of the final yarns…
September 29, 2021 · JacobTechnology of Yarn Spinning
Fiber Migration
Owing to their different characteristics, the fibers take up different positions in the body of the yarn. Grouping…
September 29, 2021 · JacobTechnology of Yarn Spinning
The Positions of the fibers in the yarn structure
Owing to the twist, all or some of the fibers take up the required helical disposition. The number…
September 29, 2021 · Jacob