New Spinning Technologies

ABOUT THE COURSE: Limitation of conventional spinning , Principle of high speed spinning technologies, Yarn formation mechanism, yarn structure and properties, processing problems, limitations, end use of yarns,INTENDED AUDIENCE: Undergraduate and post graduate students of Textile TechnologyPREREQUISITES: Textile fibres, Yarn Manufacture

Syllabus

Limitations of ring spinning
Principle of open end spinning
General description of the machine, parts and their function, and working mechanism
Sliver feed, fibre separation and transport
Rotor design, grove geometry , Navel
Twisting and yarn formation
Process parameters and their significance
Rotor yarn structure and properties
Air jet spinning: Principle of Air jet spinning
Sliver feed: high draft and high speed
Twin jet design and twisting principle
Yarn structure and properties
Vortex spinning : Principle of vortex spinning
Yarn formation mechanism
Yarn structure and properties
Friction spinning: principle of yarn formation
Operational stages and their significance
Friction drum design aspects
Yarn formation mechanism
Yarn structure and properties
Wrap spinning: Principle of wrap spinning
Yarn structure and properties
Limitations of spinning systems