Advances in Yarn Spinning Technology - download pdf or read online


By C A Lawrence

ISBN-10: 1845694449

ISBN-13: 9781845694449

This publication offers a useful unmarried resource of knowledge at the advances in yarn spinning applied sciences. complex spinning structures are defined and comparisons are made up of the homes of the yarns produced, and resultant comprehensive items, with these from traditional structures. 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 diversified spinning strategies and yarn structural specifications for knitted and woven materials also are tested. half 2 covers advances specifically yarn spinning applied sciences. issues variety from siro spinning to compact spinning know-how and air-jet spinning. ultimate chapters discover the way to reduce fiber harm which may happen in the course of spinning and using spin finishes for textiles. With its distinctive editor and array of foreign individuals, Advances in Yarn Spinning Technology is a vital textual content for spinners, yarn brands and upholstery manufacturers, in addition to researchers, technicians, engineers and technologists during this quarter of the cloth industry.

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Extra info for Advances in Yarn Spinning Technology

Example text

3). A bobbin is mounted on the rotating spindle. A small curved element, the ‘traveller’, is placed over the ring (dotted line). 1 Principles of real twisting. 2 Principles of false twist insertion.

At this point if the two strands are brought into contact with no further twist applied, each will exhibit an untwisting torque acting at the twist-changeover zone. This torque will ply the two strands together; some of the twist in each strand will be lost and replaced by an equal amount of ply twist. e. torque-balanced) with no tendency to snarl. 20 illustrates the self-twist method. For continuous Z- and S-twist insertion, the twisting devices need to be repeatedly rotated clockwise then counter-clockwise, the change in direction being made when the maximum twist values are reached.

Self-Twist Yarn, Merrow, Newcastle-upon-Tyne, UK, 1971 23. R. , A Study in Spinning Fasciated Yarn, J. Text. , 3, 95–102, 1977 24. Du Point, Fasciated Yarn combines the best characteristics of spun filaments, Textile World, 134–135, 1974 25. , Coverspun: a new yarn formation process, Canadian Textile Journal, March 1980, 97: 49–56 © Woodhead Publishing Limited, 2010 2 Fundamental principles of ring spinning of yarns R. S. R e n g a s a m y, IIT Delhi, India Abstract: Ring spinning is one of a number of methods for assembling and twisting fibres to form a yarn.

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Advances in Yarn Spinning Technology by C A Lawrence

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