Turkey PDF The effect of core-spun yarn overfeeding on the elastic performanceAssociation

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  • Effects of Elastane Draw Ratio of Core-spun Yarn on Air ...

    2020-1-9 · to investigate the effect of elastane draw ratio in the core-spun yarn on the air permeability and bursting strength of bi-stretch woven fabrics. For this aim, 20 Tex cotton combed ring spun yarn samples were produced with four different levels of draw ratio of elastane core (3.07, 3.33, 3.63, 3.99) in the yarn. Four woven fabric samples were

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  • A Study on Physical Properties of Microfilament

    Yarn samples were spun with the same yarn count and twist coefficient. 100% cotton Ne 8/1 Ring slub warp yarns were used as warp yarn while double-core and core-spun yarns were used as weft yarns ...

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  • Properties of Weft Knitted Fabrics Made from Dual Core ...

    2018-11-27 · core-spun yarn[1s, 2 ]. If an elastic filament is used as the core, this yarn is called as “ coreelastic-yarn” If filament or staple arefibers used as the core, it is called “hard (rigid) yarn”. The core part core-contributes strength and functional properties. The sheath fiber is …

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  • ANALYSING THE PHYSICAL AND MECHANICAL

    2018-8-5 · ANNALS OF THE UNIVERSITY OF ORADEA FASCICLE OF TEXTILES, LEATHERWORK 13 ANALYSING THE PHYSICAL AND MECHANICAL PROPERTIES OF CORE-SPUN YARNS BALCI KILIC Gonca1 1 Dokuz Eylül University, Faculty of Engineering, Department of Textile Engineering, 35397, İzmir, Turkey Corresponding author: BALCI KILIC, Gonca, E-Mail: [email protected] Abstract: Core spun yarn …

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  • Analyzing Some of the Dual-Core Yarn Spinning

    core-spun yarn spinning technology. In core-spun yarn spinning method, any type of elastic filament specially placed to centre of the yarn is covered and wrapped by short staple fibres such as cotton, wool or man-made fibres. Produced yarn is called as core-spun and consisting of core filament and sheath parts. Core-spun yarn production

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  • Effect of Lycra percentage on the physical properties of ...

    2020-2-19 · The effect of Lycra fiber on the physical properties of single jersey knitted fabric such as strength, elasticity, ... Herath3 studied the dimensional characteristics of a core spun cotton/spandex interlock structure. The results were compared with ... properties of the knitted fabric produced from core spun yarn and few

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  • A Comparative Strength Analysis of Denim Fabrics Made

    2018-11-27 · Keywords: microfilament, textured yarn, core-spun yarn, denim fabric, fabric properties . INTRODUCTION . There are various ways of combining yarn types and manufacturing systems to produce denim fabrics with a wide variety of functional and aesthetic characteristics to meet consumer demand. Elastic denim fabrics manufactured using elastic core-spun

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  • Stretch and Physical Properties of Weft Stretch Denim ...

    2020-1-16 · Table 2: Properties of elastic dual core-spun yarns. Sample No Elastic dual core-spun yarns Yarn linear density (tex) Filament linear density (dtex) Filament draw ratio Elastane linear density (dtex) Elastane draw ratio Twist per meter Tenacity (cN/tex) Elongation (%) CVm (%) 1 CO +Xa + EL 42 83 1.08 78 3.0 660 15,21 10,31 12,17

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  • Effect of Nozzle Geometry on Air-Jet Texturing ... - CORE

    2020-4-22 · determine the effect of air inlet angle are inconclusive and require further investigation. The air-jet texturing process is widely known for its ability to produce spun-like synthetic continuous filament yarns. Structural modification is achieved by contact of the continuous feed yarn with a supersonic air stream delivered by a nozzle. The

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  • Effect of Lycra percentage on the physical properties of ...

    2020-2-4 · This research studies the effect of increase percentage of Lycra yarns during loop formation on the geometrical, physical mechanical properties of plain jersey fabrics. Samples with 100% cotton yarns, Lycra yarns in alternating courses (half feeder) and Lycra yarn in every courses (full feeder) were produced on a circular knitting machine, the two later cases were produced at five different ...

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  • Basic idea about fancy yarn - Textile Today

    Effect of Washing Cycle on Tenacity and Stretching Properties of Denim Fabrics Containing Elastane. Çeven EK 1, Eren HA 1, Günaydın GK 2 *, Sevim Ö 1 and Şan C 1. 1 Uludag University, Faculty of Engineering, Textile Engineering Department, Gorukle Campus, 16059, Nilüfer, Bursa, Turkey

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  • Effect of Washing Cycle on Tenacity and Stretching ...

    Table of Contents Chapter 1 Fundamentals of Yarns and Yarn Production 1.1 Early History and Developments 1.2 Yarn Classification and Structure 1.2.1 Classification of Yarns 1.2.2 The Importance of Yarns in Fabrics 1.2.3 A Simple Analysis of Yarn Structure 1.2.3.1 The Simple Helix Model 1.3 Yarn Count Systems 1.3.1 Dimensions of a Yarn 1.4 Twist ...

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  • The Effect of Single and Dual-Core Yarns Produced with ...

    In this study, various types of weft yarns were produced by using different core materials in different combinations. Double-core and single-core ring-spun yarns (Ne 18, ae 4,4) were used as weft yarns in weaving. Yarn and fabric samples were conditioned under standard atmospheric conditions and measured according to the related test standards.

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  • Method of Producing a Polyester/Viscose Core-Spun Yarn ...

    2001-4-1 · Core yarns are known as multi-component yarns in which one component, the core material, stays nearly at the center of the yarn while the others cover it. Stretch knitted or woven fabrics can be made from core yarns in which the core is an elastomeric filament such as Dorlastan®, Lycra®, Glospan®, etc., and the covering is made from staple ...

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  • Manufacturing of textiles for civil engineering ...

    2016-1-1 · The mechanical properties of a friction-spun yarn depend mainly on the core yarn. At the same time, the sheath fibers provide a transverse force, binding the individual filaments and resisting their slippage (Vigneswaran and Chandrasekaran, 2010, Hasan and Cherif, 2011, Yadav and Chattopadhyay, 2012). Download : Download full-size image; Figure ...

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  • Polymers | Free Full-Text | Functionalization of Woven ...

    All these features distinguish PBT, the elastic but nonelastomeric yarn, as suitable for use in knitted fabrics [12,13] and woven fabrics [5,6,14,15,16], for blending with all natural or synthetic yarns in various yarn structure forms (filament, core-spun yarn, dual-core yarn) [14,16,17,18]. PBT is therefore particularly suitable for sportswear ...

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  • Investigation of Vortex Spun Yarn Properties in

    2009-5-1 · Yarn samples were converted into knitted fabrics in a single jersey circular knitting machine and dyed with reactive dyestuff to determine the physical performances of the yarns in knitted form. The results revealed that vortex spun yarns have lower hairiness and better pilling resistance over ring and open-end rotor spun yarns.

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  • Manufacture, types and properties of biotextiles for ...

    2013-1-1 · 1.1. Introduction. Although textiles have been used in medicine since as long ago as 2000 bc, it is only after the advent of synthetic polymers that biomaterial scientists have recognized the unique properties that fibrous polymers possess and the unique potential they present for use in the broad field of medicine. Primarily, this is because polymer-based materials are lightweight, flexible ...

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  • Hybrid Yarn Composites for Construction | IntechOpen

    2017-9-20 · Textile-reinforced concrete (TRC) is a new innovative construction material that leads to light-weight and cost-effective construction. TRC consists of a finely grained cement-based matrix and high-performance, continuous multifilament yarns made of alkali-resistant glass, carbon, or polymer. Using these fibers provides superior mechanical properties and corrosion resistance in comparison …

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  • Effect of Some Variables on Properties of 100% Cotton ...

    2019-11-24 · The results indicated that the delivery speed, nozzle pressure, and yarn count are all significant parameters for yarn evenness, imperfections, hairiness and tensile properties. Our findings show that increasing the delivery speed increases the hairiness and decreases the number of neps, and the tensile properties of vortex yarns.

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  • Textila nr 1 2015 continuare Textila 2 2012

    2017-1-30 · duced from ring and compact-spun yarns [13]. Bivainyte and Mikucioniene (2011) researched the effect of the knit structure, fiber type and yarn prop-erties in double-layered knitted fabrics on the air and water vapor permeability properties [14]. Cubric et. al.

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  • Wet Processing Technology-Internship Report | Knitting ...

    2019-12-11 · Wet Processing Technology -IV. WPT 402. Duration 10 October 2010 - 10 December 2010. Factory Name GMS Composite Knitting Ind. Ltd. Sardagong, Kashipur, Gazipur. Supervising Teacher Ismat Zerin Prepared By Md. Yusuf Miah ID # 05310015 Bath: 1st. Department of Textile Engineering 40, Kemal Ataturk Avenue Banani, Dhaka -1213, Bangladesh 1. Index Sl No.. Chapter No.

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  • Open Access proceedings Journal of Physics: Conference

    2018-12-7 · For improving body movement comfort in apparel, elastic core-spun yarns can be used to produce elasticity of the woven and knitted fabrics. In this study, the effects of elastane linear density on the mechanical properties of double core and single core yarns, spun with different core …

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  • İL ve KONFEKSİ ISSN 1300-3356 - CORE

    2010-1-1 · This spinning system is used largely for the manufacture of core spun hybrid yarns for thermoplastic composites. The principle of friction spinning on which the DREF spinning system works is shown in Fig. 12.1a.In its conventional form, the completely opened fiber strand is brought into engagement with the rotating open end of the yarn by a perforated drum.

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  • Short Communications

    2013-12-11 · classical yarn structure, the chenille yarns have softy, fuzzy and lofty surface characteristics. Chenille yarns consist of short lengths of spun yarns or filaments that are held together by two ends of highly twisted fine strong yarns. The short lengths are called pile and the highly twisted yarns are called core or lock yarn.

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  • FIBRE PROMOTERS, SPINNERS AND KNITWEAR

    2018-12-7 · For improving body movement comfort in apparel, elastic core-spun yarns can be used to produce elasticity of the woven and knitted fabrics. In this study, the effects of elastane linear density on the mechanical properties of double core and single core yarns, spun with different core …

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