Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping

To improve the dimensional stability of weft knitted fabrics, spandex yarns are incorporated with the base yarn by the plaiting technique. Adding spandex leads to stitch overlapping, increases the fabric thickness, and affects the pore’s size and distribution. This in turn affects the geometrical an...

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Main Authors: Amany Khalil, Moaaz Eldeeb, Pavla Těšinová, Abdelmonem Fouda
Format: Article
Language:English
Published: Taylor & Francis Group 2023-04-01
Series:Journal of Natural Fibers
Subjects:
Online Access:http://dx.doi.org/10.1080/15440478.2023.2181274
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author Amany Khalil
Moaaz Eldeeb
Pavla Těšinová
Abdelmonem Fouda
author_facet Amany Khalil
Moaaz Eldeeb
Pavla Těšinová
Abdelmonem Fouda
author_sort Amany Khalil
collection DOAJ
description To improve the dimensional stability of weft knitted fabrics, spandex yarns are incorporated with the base yarn by the plaiting technique. Adding spandex leads to stitch overlapping, increases the fabric thickness, and affects the pore’s size and distribution. This in turn affects the geometrical and physical properties of weft knitted fabrics such as air permeability. In this paper, the theoretical 3D modeling of stitch overlap, maximum set, and open structures is presented by using AutoCAD software. Fabric thickness was divided into several sections, and the theoretical porosity at each section was analyzed and calculated. Furthermore, single jersey knitted fabrics SJKF with and without spandex were produced to obtain overlapping (by using spandex weight percent, SWP 8%), and open structures. The calculated and theoretical overall porosity were calculated and compared. The study showed the influence of stitch overlapping on fabric porosity. Moreover, the results show that the proposed model captured to some extent the change in fabric porosity as its structure changes.
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spelling doaj.art-9cce2aeb23e84d51a0c5a899baaeba7a2023-09-25T10:29:00ZengTaylor & Francis GroupJournal of Natural Fibers1544-04781544-046X2023-04-0120110.1080/15440478.2023.21812742181274Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch OverlappingAmany Khalil0Moaaz Eldeeb1Pavla Těšinová2Abdelmonem Fouda3Technical University of LiberecMansoura UniversityTechnical University of LiberecMansoura UniversityTo improve the dimensional stability of weft knitted fabrics, spandex yarns are incorporated with the base yarn by the plaiting technique. Adding spandex leads to stitch overlapping, increases the fabric thickness, and affects the pore’s size and distribution. This in turn affects the geometrical and physical properties of weft knitted fabrics such as air permeability. In this paper, the theoretical 3D modeling of stitch overlap, maximum set, and open structures is presented by using AutoCAD software. Fabric thickness was divided into several sections, and the theoretical porosity at each section was analyzed and calculated. Furthermore, single jersey knitted fabrics SJKF with and without spandex were produced to obtain overlapping (by using spandex weight percent, SWP 8%), and open structures. The calculated and theoretical overall porosity were calculated and compared. The study showed the influence of stitch overlapping on fabric porosity. Moreover, the results show that the proposed model captured to some extent the change in fabric porosity as its structure changes.http://dx.doi.org/10.1080/15440478.2023.2181274single jersey knitted fabricsgeometrical modelstitch overlappingporosityspandex weight percentyarn diameterkidney shape of fiber cross-section
spellingShingle Amany Khalil
Moaaz Eldeeb
Pavla Těšinová
Abdelmonem Fouda
Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
Journal of Natural Fibers
single jersey knitted fabrics
geometrical model
stitch overlapping
porosity
spandex weight percent
yarn diameter
kidney shape of fiber cross-section
title Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
title_full Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
title_fullStr Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
title_full_unstemmed Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
title_short Theoretical Porosity of Elastic Single Jersey Knitted Fabric Based on 3D Geometrical Model of Stitch Overlapping
title_sort theoretical porosity of elastic single jersey knitted fabric based on 3d geometrical model of stitch overlapping
topic single jersey knitted fabrics
geometrical model
stitch overlapping
porosity
spandex weight percent
yarn diameter
kidney shape of fiber cross-section
url http://dx.doi.org/10.1080/15440478.2023.2181274
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AT pavlatesinova theoreticalporosityofelasticsinglejerseyknittedfabricbasedon3dgeometricalmodelofstitchoverlapping
AT abdelmonemfouda theoreticalporosityofelasticsinglejerseyknittedfabricbasedon3dgeometricalmodelofstitchoverlapping