Determining Open-End Yarn Twist by the Striped Yarn Method

Abstract

This report presents a method for producing a striped open end spun yarn and for using the stripes to determine the amount of twist in the yarn. Procedures for spinning a striped open-end yarn are also presented, as well as results of test on twist variability and distribution.

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References

Amer. Soc. Test. Mat., Method D 1422 76, Book of ASTM Standards, Part 32, Philadelphia, 1976.

Amcr. Soc. Test. Mat., Method D 1423 76, Book of ASTM Standards, Part 32, Philadelphia, 1976.

Kueny, M. , Le Chatelier, J. , and Schutz, R.A. , Contribution to the Study of Twist Determination of Yarns, Bull. Scient . Inst. Textile de France 4, 9 23 (Feb. 1975).

Lord, P.R. , The Structure of Open End Spun Yarn, Textile Res. J. 41, 778-784 (1971).