Effect of knitted structures and yarn count on the. Knitted fabric is therefore an ideal material for manufacturing sportswear, intimate garments and casual wear as it allows for stretch and free body movement. To analyze the physical and comfort properties of knitted fabrics. We know that fabrics are produced from a set of warp or weft yarn. The width or the cut edge of a knitted fabric does not fray. Structural effect of polyester scy knitted fabric on. Research article effect of lycra percentages and loop. Study of thermal comfort properties of cottonregenerated bamboo knitted fabrics. A defect of the knitted fabric is an abnormality which spoils the aesthetics i. Knitted fabric parameters in relation to comfort properties. Basic fabric properties include weight, breathability, softness and degree of waterproofing. These properties can be influenced by many factors such as stitch length, yarn type, yarn count, knit structure etc.
Effect of knitted structure on the properties of knitted fabric. Pdf dimensional properties of single jersey knitted fabrics made. Stitch length, physical properties, mechanical properties, single jersey, knitted fabric. Physical properties and characteristics of fabrics. Chapter 3 fabric properties and their characteristics. A knitted fabric designer needs to understand the creative potential of knitting technology and work in partnership with available technology and technical expertise. Chapter 9 knitted fabrics and their properties knit fragments dating back to 250 bc compared to 9,000 years for wovens introduced to europe by the arabs did not gain popularity until around 1,000 ad 2. The single jersey knitted fabric is ideal for nextto and fabric thickness at different places with the help of. Optimization of comfort properties of single jersey knitted fabrics. It is used in paints, plastics, foods, pharmaceuticals and cosmetics.
Its main application on textile materials as an ultraviolet ray protecting agents. Fabric characteristics knitted fabrics woven fabrics series of interconnected loops made with one or more sets of yarns. Knitting technologies and tensile properties of a novel. Faultsdefects in the knitted fabrics textile learner. Knitted fabrics and their properties linkedin slideshare. Standard test method for stretch properties of knitted. This paper studies the influence of fabrics structure on the thermal and moisture management properties of knitted fabrics made of two types of yarns with thermoregulating effect. The weft knitted fabric is applied for technical textiles commonly as composites to resist against tension along courses direction in jamming status.
Pdf effect of knitted structure on the properties of knitted fabric. Influence of stitch length and structure on selected. Properties of honeycomb polyester knitted fabrics a f feng. Knitted fabric is best when used for items that require some stretching or ease in the fabric, such as underclothes and exercise clothes. Dimensional characteristics of knitted fabrics made from. Experts estimate that their annual consumption is increasing by 3,8 % in average and it can reach about 24 million tons in 2010. In weaving it needs warp and weft yarn for produce woven fabric but in knitting, fabrics are produced from a series of yarn in warp or weft directions. Essential and desirable properties for sportswear 3. Institute for materials research and innovation, the university of bolton, bolton, united kingdom.
Mechanical properties of weft knitted fabrics knitting. The physical and mechanical properties of knitted fabric can be changed due to use of various count of yarn, type of yarn ring, rotor, and compact, quality of yarn, stitch length loop length, structural geometry, fiber composition of yarn etc. Knitted fabric structures and finishing processes influence the physical properties and connected with the wearing properties of knitted garment 3. Introduction knitting is a method by which thread or yarn is turned into cloth or other fine crafts.
The influence of knitted fabrics structure on the thermal. Different count yarns produce different knit fabric 9. The properties of honeycomb polyester weftknitted fabrics were studied to understand their advantages. There are various types of defects which occur in the knitted fabrics of all. Investigate the influence of yarn production technique on yarn properties. Properties of knitted fabrics free download as pdf file. The advantage of knitted fabrics is that they are able to meet consumer demand for such properties as a softer feel, good draping quality and wrinkle recovery. Wales determine the width of the knitted fabric and are measured as wales per centimeter.
Fabric characteristics are usually dictated by a specified enduse. The tensile and compressive properties of knitted fabric composites are poor in comparison with the other types of fabric already discussed, but they are more likely to be chosen for their processability and energyabsorbing characteristics than their basic inplane properties. Some have a wider range of properties than others, and are used for a variety of purposes such as making consumer products like clothing and blankets. An order of experimental work was devised so as to measure the effect on the thickness of each. Pdf lowstress mechanical properties of weft knitted fabrics. This test method covers the measurement of fabric stretch and fabric growth of knitted fabrics intended for applications requiring lowpower stretch properties. Comfort and mechanical properties of polyesterbamboo and. Standard test method for stretch properties of knitted fabrics having low power1 this standard is issued under the.
All of the samples were tested for air permeability, water vapor permeability, and moisture transport and the average value was given for the discussion. In this study, dimensional properties of viscose, modal and lyocell single jersey knitted fabrics with three level of loop lengths were studied under dry, wet and. Understanding the relationship between the fabric enduse and fabric properties becomes fundamental for classification, selection, and proper utilization of apparel fabrics. Chapter 3 fabric properties and their characteristics praburaj venkatraman 1.
Knitting technology definition and types of knitted. Weaving and knitting is different for the interlacing techniques of yarn. A number in parentheses indicates the year of last. Pdf fabric structure shows great impact on different properties of weft knitted fabric if processing parameters such as. Structural effect of polyester scy knitted fabric on fabric size, stretch properties, and clothing pressure jeong seon sang1, mee sik lee2 and myung ja park1 introduction garment pressure is an essential component of clothing comfort yamada and mat. Knitted fabric market size, share global industry report. Astm d2594 standard test method for stretch properties. Shoe linings, flat knitted spacer fabrics, interlock fabrics, electronic flat knitting. A fabric made by sheep wool, soft warm a fabric soft, warm bulky generally used to. Development of weft knitted spacer fabrics for composite materials. Series of interconnected loops made with one or more sets of yarns.
One of the major applications of the product also lies in the automotive industry. Difference between knit and woven compare the difference. Its properties are distinct from woven fabric in that it is more flexible and can be more readily constructed into smaller pieces, making it ideal for socks and hats. Pdf effect of knitted structure on the properties of. Knitted fabrics can be made much more quickly and easily than woven fabrics at comparatively less cost. Study of thermal comfort properties of cottonregenerated. The main purpose of this study was the selection of the most adequate fabric, to be used in summer and winter sportswear. Burst strength, compact yarn, pilling, ring yarn, weft knitted fabric 1 introduction.
The spacer fabric is widely used in the production of car seats, airbags, protective lining over wires, and roof due to its cushioning feature. Fabric structure shows great impact on different properties of weft knitted fabric if processing parameters such as. Effect of lycra percentage on the physical properties of. The fabrics produced from compact yarns are found to have better abrasion resistance, higher burst strength, less pilling tendency, better dye absorption, and dyeability in more vivid colors. Electromagnetic shielding properties of plain knitted. Knitted fabric properties articles on textile fiber. Wales is the column of loops along the length of the fabric. Knitted fabrics and knitting technology play very important role on the fields of technical and medical textiles and their importance is ever greater.
Knitted fabric is a textile that results from knitting. This paper presents a detailed experimental methodology and results to evaluate stretch properties of plated knitted fabrics from bare spandex and cotton yarns in terms of type of spandex, spandex. The rising demand on knitted garments all over the world motivate the researcher to research about. Seven honeycomb polyester weftknitted fabrics and one common. It was observed that by increasing bamboo and cotton fiber content in the blends, yarn breaking force and. Bunyamin uzumcu and others published properties of knitted fabrics produced by kapok blended yarns find, read. Effect of knitted structure on the properties of knitted.
Knitting is the construction of the elastic, porous fabric, created by interlocking yarns by means of needles. Areal density, dimensional stability, fabric width, fastness property, pilling resistance and spirality. Fabric pilling is one of the major problems in the knitting industry. Thermoplastic composites from curvilinear flatknitted 3d multilayer spacer fabric using hybrid yarn and the study of 2d mechanical properties. Fine yarn is on front side and course yarn on back side. Research regarding the influence of raw material and knitted. Properties of cotton, polyester, and bamboo fiber used are shown in the table i and table ii respectively. Potluri, in handbook of technical textiles second edition, 2016.
Titanium dioxide tio2 is a white, water insoluble pigment. The primary knitting elements of circular knitting machines are needle, cam, and sinker. The other fabric properties such as wales per centimeter wpc, courses per centimeter cpc, stitch density s, tightness factor k, takeup rate t, and loop shape factor r are significantly influenced by the presence of elastane yarns in the knitted fabrics. The fabric is made of two sets of yarns, in which one set of yarn makes the pile, while the other set of yarn makes the base fabric. Fabric properties and their influence on product performance. Protection from cold sweat absorption sweat shirt baby clothes 15. Fabric properties and their influence on product performance 1. Knitted terry is pile jersey fabric made with a special attachment in regular circular knitting machines similar to woven fabrics.
Properties of knitted fabrics antimicrobial textiles. This test method includes procedures for fabric growth and stretch and can be used individually when required by individual specifications. The properties of knit fabric are changing with change of count of the yarn by keeping the parameters of knitting machine dia, gauge, stitch length same in every case. Knitting the act of interlooping yarn to create fabric as opposed to weaving, which is interlacing yarns to create fabric. It is the designers responsibility to select the appropriate fabrics for their intended applications, but it is the responsibility of the fabric producer to provide as much information as. Knitted fabric properties wales per cm of knitted fabric. Now, that you know the difference between knit and woven, there is an important fact to remember. Characterization and role of porosity in knitted fabrics. To determine the various knitted fabric structural properties produced from compact spun and conventional ring spun. Knitted bags and sacks are used for the shipment of industrial and food products.
Application of knitted fabrics in technical and medical. From these yarns the following knitted fabric geometry were obtained. Pdf effect of stitch length on physical and mechanical. Wales per cm is a very much important properties knitted fabric. Physical properties and characteristics of fabrics we need to make sure that the customer is aware of the properties and characteristics of the fabrics. Influence of silver loaded antibacterial agent on knitted and nonwoven fabrics and some fabric properties. Characteristics of fabrics knitted with basic knitting. Knitted fabric composite an overview sciencedirect topics. There are different properties in different kinds of. Knitting and weaving techniques are also techniques for conductive fabric production. Influence of silver loaded antibacterial agent on knitted.
Hebei university of science and technology, shijiazhuang, hebei, china. What are the properties of knitted fabrics answers. The following chapter is an introduction to the fundamental principles relating to the design and manufacture of. Pdf properties of knitted fabrics produced by kapok blended yarns. As lycra yarns are often used in alternating courses half plating instead of every the course full.
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