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Wednesday, August 5, 2020 | History

2 edition of Influence of the mechanical properties of yarn on the extensibility of knitted fabricsI-II found in the catalog.

Influence of the mechanical properties of yarn on the extensibility of knitted fabricsI-II

V. E. Karpov

Influence of the mechanical properties of yarn on the extensibility of knitted fabricsI-II

by V. E. Karpov

  • 316 Want to read
  • 38 Currently reading

Published by Hatra in Nottingham .
Written in English


Edition Notes

StatementV.E. Karpov and I.I. Shalov.
SeriesHatra translation -- no.3
ContributionsShalov, I.I., Hosiery and Allied Trades Research Association.
ID Numbers
Open LibraryOL13860755M

  Unlike weft knits, they are knitted from multiple yarns, with yarns forming loops in adjacent wales. The fabric may be identified with a pick glass. The face side of the fabric has slightly inclined vertical knitting loops whereas the backside of the fabric has inclined horizontal : Textile School.   Knitted cotton dishcloth using % cotton yarn in worsted weight Properties of Cotton Yarn. Cotton is an incredibly strong and durable natural fiber, wet or dry. Capable of absorbing up to 27x its weight in water, cotton can also allow water to evaporate. It’s soft to the touch and lightweight.

In textile industry, woven fabrics are made by using two sets of yarn by interlacing among them. One set of yarn is known as warp yarn another one is weft yarn. The total process of producing woven fabric is known as weaving. Woven fabric may produce from hand loom or power loom. Shirt, trouser, denim and jeans are the example of woven fabric. Simulating Knitted Cloth at the Yarn Level Jonathan M. Kaldor Doug L. James Cornell University Characteristic shapes and textures of each knit emerge from our yarn-level physical model. Abstract Knitted fabric is widely used in clothing because of its unique and the key mechanical properties of different knits, as demonstrated by.

  Besides, fiber type, fiber properties and spinning technology etc. directly affect the physical, mechanical and performance properties of yarns as well as fabric surface properties. In the scope of this study, effects of fiber type (raw material), fiber fineness and fiber length on the surface properties of fabrics were by: 1.   Test for mechanical properties of yarn icum Loading Unsubscribe from icum91? 15/16 - Dickson Fabrics - Measuring the yarn's stiffness - Finished product testing - Duration:


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Influence of the mechanical properties of yarn on the extensibility of knitted fabricsI-II by V. E. Karpov Download PDF EPUB FB2

The main goal of this study was to investigate the infuence of the knitting structure, loop length, thigtness factor, fbre type and yarn properties on the mechanical and comfort properties of. Different factors such as fiber characteristics, yarn parameters, Stitch length, yarn count, structure of fabric, machine parameters influence the dimensional characteristics of knitted fabrics.

This paper studies the influence of fabric’s structure on the thermal and moisture management properties of knitted fabrics made of two types of yarns with thermoegulating effect: Coolmax® and. These results are consistent with findings of Kluka et al.

() and Frydrych and Matusiak () who ascertained that there are two main factors influencing the neppiness of cotton yarns: the characteristics of raw material used for production and conditions of the spinning process.

It was determined from the sensitivity analysis of the model for number of neps that yarn linear density was. Knitted preforms show lower mechanical properties and lack of formidable dimensional stability compared to that of woven structures.

Warp and weft knits however, can be designed with enhanced properties by the use of laid-in yarns. Due to high conformability and improved characteristics of modified structures, 3D spacer, 3D seamless shaped andFile Size: KB.

made on 20/1 cotton hosiery yarn and knitted fabric to evaluate the effect of different conditioning methods on the mechanical and comfort properties of yarn and fabric, namely, bursting strength, moisture management, thermal conductivity, air permeability, skewness, stiffness and.

They found that the initial energy of the fabric (U + Q) is a function of fabric interlacing, fabric thickness, yarn work and fabric cover factor, all of which influence the frictional resistance to mechanical deformation. 3 It is also a function of fibre initial modulus, indicating that the fibre mechanical properties are a major factor determining the ability of a fabric to resist bagging deformation when.

Properties of Yarn for Knit Fabric Manufacturing: The below characteristics of yarn has needed during knit fabric manufacturing or knitting. Yarn count, Co-efficient of variation (CV %), Twist in yarn, Twist variation in yarn, Regularity or evenness of the yarn, Imperfection in the yarn, Thick place in the yarn.

Mechanical Properties of Yarn Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.

If you continue browsing the site, you agree to the use of cookies on this website. TYPES OF YARNS & APPLICATION& PROPERTIES 1.

TYPES OF YARNS PROPERTIES END APPLICATION NATIONAL INSITUTE OF FASHIION TECHONOLOGY (CHENNAI) Tina dhingra MFTECH 2. JUTE • 2ply • S Twist • Jute is also called "the golden fiber" for. minimum levels of strength and extensibility consistent with the end use[2]. A yarn is defined as “an assembly, of substantial length and relatively small cross-section, of fibers or filaments, with or without twist”.

The main yarn properties are yarn count and yarn possessed by knitted fabric for unique properties. A twist[1]. Describe the properties of a knitted fabric. Introduction.

Knitting is one of the most versatile methods of producing a textile fabric. The structure is constructed from a series of intermeshing loops. Historically, there are many different ways of forming the loops, including knotting yarns together and using a spool with pins by: 3.

In this thesis the mechanical properties of rayon fibre reinforced thermosets were characterized in terms of fibre matrix adhesion, tensile properties and influence of humidity.

plied yarns have brighter, clearer and smother surfaces. 6, 7, 9 - 11 In this work, the effect of yarn production techniques on the physical properties of basic weft knitted fabrics has been studied.

The fabrics knitted from ring combed and compact yarns were used for the study and comparison. 2 Materials and Methods. The quality of hosiery yarn has to be considered with due weight-age to the fluidity of knitted structures and their influence on knit fabrics quality.

The crucial yarn properties to be thought-about would be twisted in yarn for shortest doable gauge length, among variation of friction in yarn, yarn irregularity, torsional rigidity and flexural. The goal of this study is to investigate the influence of different knitting structure elements and their position in the knit on deformation properties of plain weft-knitted fabrics.

Tensile properties of weft knitted fabrics are influenced by factors such yarns interactions, structure and knitting parameters. The longer inlaid yarns on different directions increased the fabric extensibility, the thickness of the fabric and the cover factor, but reduced tensile recover [3].

The use. This paper studies the influence of fabric's structure on the thermal and moisture management properties of knitted fabrics made of two types of yarns with thermo-regulating effect: Coolmax® and Outlast®. The main purpose of this study was the selection of the most adequate fabric, to be used in summer and winter by: These chapters give an overview of the yarns currently used in lightweight construction and shows that their design has considerably influence of further processing and on the characteristics of composite materials.

During textile processing, the yarns have to be processed easily at high speeds and must be formable force- or : Beata Lehmann, Claudia Herzberg.

mechanical characteristics of ring-spun and rotor-spun yarns when exposed to dynamic loading. The mechanical properties of yarns under dynamic loading depend on the mechanical properties of the fibres and on the structure of the respective yarn.

We will examine the effect of the geometrical structure of yarn, considering the same applied fibre. The yarn mechanical properties and the fabric structural characteristics are critical to the fabric mechanical properties.

A woven structure can be drawn on a plain paper using a number of physical attributes, for example, the weft or warp movement at the intersection, the spacing between two threads, the waviness of the yarn (i.e., crimp), the Cited by: 4.The properties of knitted fabrics differ from those of woven structures because the yarns are not orientated into any direction, and the yarn direction changes continuously.

Yarn loops can move across each other in the structure, and knitted fabrics are elastic and easy to shape.KNITTED KNOCKERS APPROVED YARNS - revised Please note that only knockers made from the following list will be used to fill orders from so if knitting or crocheting for us please only use these yarns.

All are good for knitting, some .