By Carl Lawrence
This e-book presents a useful unmarried resource of data at the advances in yarn spinning applied sciences. complex spinning structures are defined and comparisons are made from the houses of the yarns produced, and resultant accomplished items, with these from traditional platforms. half 1 presents an creation to yarn fiber spinning and constitution. Chapters talk about the foundations of ring spinning and open-end spinning of yarns. Yarn constitution and homes from varied spinning suggestions and yarn structural specifications for knitted and woven materials also are tested. half 2 covers advances specifically yarn spinning applied sciences. issues diversity from siro spinning to compact spinning know-how and air-jet spinning. ultimate chapters discover tips on how to reduce fiber harm that can happen in the course of spinning and using spin finishes for textiles. With its distinctive editor and array of overseas members, Advances in Yarn Spinning know-how is a crucial textual content for spinners, yarn brands and upholstery manufacturers, in addition to researchers, technicians, engineers and technologists during this region of the fabric undefined.
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Extra resources for Advances in Yarn Spinning Technology (Woodhead Publishing Series in Textiles)
E. eight, and combining the drafted material into one sliver of the same count as each of the input card slivers. e. a sliver can). The machine used to do this has become known as the ‘drawframe’ and the process ‘a drawing passage’. Card slivers can have up to three drawing passages, depending on whether different fibres of similar lengths are to be blended and then spun. Following drawing, the drawn sliver (or drawframe sliver) is fed to the roving frame. The drawing process for wool slivers is similar, but the difference in machine systems is that a 2-over-2 unit is used and within the drafting zone an intersecting pin action is used to straighten the fibres.
1) was given as the ratio of two lengths – the drafted length to the original length. The same approach can be taken here, but the lengths have to be considered in terms of the rotational speeds of the roller pairs. Since the bottom rollers are the driven rollers, the weighted top rollers can rotate at the most only at the same speed as their corresponding bottom roller, so we need to consider only the bottom rollers. Working from the back to the front, let the diameters of these rollers be d1, d2 and d3 respectively, and their rotation speeds be n1, n2 and n3.
Principles of Textile Testing: An Introduction to Physical Methods of Testing Textile Fibres, Yarns and Fabrics, Butterworths, London, 1968 10. J. , Short Staple Spinner’s Handbook, Institute of Textile Technology, Carolina Academic Press, Durham, NC, 1999 11. org/wiki/Spinning_(textiles) (year 2010) 12. html (year 2010) 13. html (year 2010) 14. org/wiki/Distaff (year:2010) 15. , London, 1952 16. uk (year 2010) 17. png (year 2010) 18. html (year 2010) 19. S. , Some historical and technical aspects of spinning, Textile Research Journal,1956, 26: 460–469 © Woodhead Publishing Limited, 2010 Overview of developments in yarn spinning technology 41 20.
Advances in Yarn Spinning Technology (Woodhead Publishing Series in Textiles) by Carl Lawrence
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