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

1. Limitations of ring spinning
2. Principle of open end spinning
3. General description of the machine, parts and their function, and working mechanism
4. Sliver feed, fibre separation and transport
5. Rotor design, grove geometry , Navel
6. Twisting and yarn formation
7. Process parameters and their significance
8. Rotor yarn structure and properties
9. Air jet spinning: Principle of Air jet spinning
10. Sliver feed: high draft and high speed
11. Twin jet design and twisting principle
12. Yarn structure and properties
13. Vortex spinning : Principle of vortex spinning
14. Yarn formation mechanism
15. Yarn structure and properties
16. Friction spinning: principle of yarn formation
17. Operational stages and their significance
18. Friction drum design aspects
19. Yarn formation mechanism
20. Yarn structure and properties
21. Wrap spinning: Principle of wrap spinning
22. Yarn structure and properties
23. Limitations of spinning systems