Impact of Various Factors on the Performance of Sewing Weft Knitted Fabrics with Broadcloth Fabric.

Document Type : Original Article

Authors

Department of Clothing and Textile, Faculty of Home Economics, Al-Azhar University, Gharbia – Egypt

Abstract

Knitting is widespread in outerwear because of its characteristics like comfort, stretchability, and breathability. Moreover, knitted fabrics are integrated with woven fabrics in clothing, especially winter apparel. Two rib-knitted fabrics were produced on a flat knitting machine with a 5 n/inch gauge from polyacrylic yarn with a tuck stitch. 54 samples were sewn in two groups with the following variables: Knitted fabrics were sewn in three directions (courses, wales, and 45°) with broadcloth fabrics in three directions (warp, weft, and bias). Two types of seams with three types of sewing stitches were used: the SSa seam with the 514 stitch, the SSa seam with the 516 stitch, and the LSq seam with the 516 stitch + the top stitch 301.

The sewing properties of the study samples were examined. The finding showed that the sewing direction of broadcloth fabrics had a significant effect on the seam pucker and had no significant effect on the seam stiffness for the two sample groups, while the sewing direction of broadcloth fabrics had a significant effect on seam appearance for group 2 samples and had no significant effect on it for group 1 samples. Moreover, the sewing direction of knitted fabrics had a significant effect on the seam pucker and had no significant effect on the stiffness and appearance of seams for group 1 samples, while it had no significant effect on all sewing properties for group 2 samples. Both the stitch and seam type had a significant effect on the seam stiffness and had no significant effect on the puckering and appearance of seams for the two sample groups.

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