Fabric is … (ii) Fabric is made from yarn by the process of weaving or knitting. Spinning can be done both by hands and by machines. Solution: (b): In India, jute is mainly grown in West Bengal, Bihar, Assam and Andhra Pradesh. 2. To be made into fabric, wool undergoes several processes. We use these yarns to make fabrics. Fibres are thin and small and cannot be made into a fabric directly. A fibre is a fine hair like strand and is the basic unit of textiles from which we make yarns and then the fabric. Bobbin is the wooden or plastic reels on which yarn is wound. The earliest known samples of yarn and fabric of any kind were found near Robenhausen, Switzerland, where bundles of flax fibers and yarns and fragments of plain-weave linen fabric, were estimated to be about 7,000 years old. A bundle of endless stainless steel fibers can be converted to yarns by textile spinning processes. 5. • A yarns is a continuous strand made up of a number of fibres which are twisted together 19. The 2 main processes are weaving and knitting. Making of Fabric, Fibre to Fabric, Class 6. This brings the tiny fibres together to form a long and twisted thread called ‘yarn’. These fibres are converted into yarns to make … • Making yarn from fibre is called spinning. 37. • Jute fibre is obtained from the stem of a jute plant. ↓ The yarns are then used to make fabrics by weaving and knitting. • Opening: This is the basic operation in the spinning of yarn from raw fibres. fibres. In fact, some nonwoven products are subjected to both textile and p aper industry . • Cotton fibres are made from cotton ball. Yarns are woven together to make a fabric. Similarly , there are many other fibres available to us, which can be used to make cloth and we will learn about these in the next section. The yarn was _____to give beautiful colours and then_____to get cotton fabric. In the process of spinning, fibres from a mass of cotton (or wool, silk, etc.) You can try making cotton yarn yourself. The fibres of cotton and wool have many folds and uneven surfaces. 6. In case of staple-fibre yarns, manufacturing technologies including ring, rotor, air-jet spinning and Vortex spinning are explained together with the type of yarn structures obtained from the respective technologies and their end-uses. Pinch some cotton between the thumb and forefinger of the other hand. That thread which was made of fibres is called yarn. The process of arranging two sets of yarns together to make a fabric is called weaving. The cotton fibres are then converted into rope-like loose strands. (c) To make fabric, the fibres are first converted into yarns. Natural fibers—cotton, flax, silk, and wool—represent the major fibers available to ancient civilizations. (i) Leaves of trees (ii) Newspaper (iii) Metal foils Passage - 2 The process of making yam from fibres is called spinning. The first step in creating fabric is yarn production. Processing of a Fibre into Fabric. So they are first converted into yarns which are longer, thicker and stronger. 3.4 SPINNING COTTON YARN You can try making cotton yar n yourself. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. 81 Science VI Class converted into yarn. Fabric are made from yarn by two main processes : 1 Weaving 2 Knitting. FIBRES Fibres … 1. (a) Use of charkha was popularised by Mahatma Gandhi as a part of the Independence movement (b) In India, jute is mainly grown in Kerala and Punjab (c) To make fabric, the fibres are first converted into yarns (d) Sufi Saint Kabir was a weaver Solution: (b) In India, jute is mainly grown in West Bengal, Bihar and Assam. Figure 5 shows the bonding of nonoven fabric. Fill in the names of useful items made from jute fibres in Fig. One such example is given. The longer fibres are made into wool for sweaters and the shorter fibres are spun and woven into woollen cloth. Which of the following materials did people use in ancient times for making clothes? There are two types of wool yarn that make different fabrics: woolen and worsted. Yarns are made up of a number of fibres twisted together. Yarns are usually converted into fabrics, either by weaving or knitting. Activity 4. Answer 2 (b) Question 3. Fill in the names of useful items made from jute fibres in Fig. This brings the fibres together to form a yam. For full treatment, see textile: Production of yarn. There are varieties of textile fibres derived from various natural and man-made sources. Pinch some cotton between the thumb an d forefinger of the other hand. Answer: The devices on which weaving of fabrics takes place are called looms. The fabrics are made from fibres in the following two steps : (i) Fibres are first converted to yarn by the process of spinning. These fibres are converted into yarns to make fabrics (Fig). Question 2: Which statement out of the following is incorrect? Fibres are first converted into yarn by the process of spinning. (c) To make fabric, the fibres are first converted into yarns. We use these yarns to make fabrics. Copyright © 2021 Elsevier B.V. or its licensors or contributors. Cotton has also been cultivated and used to make fabrics for at least 7,000 years. 3.1. 36. Question 3. It may have existed in Egypt as early as 12,000 B.C. In this process, fibres from a mass of cotton wool are drawn out and twisted. 3.1. Here, the raw materials that have been harvested and processed are transformed from raw fibers into yarn and threads. Fibres are thin and small and cannot be made into a fabric directly. (i) Leaves of trees (ii) Newspaper (iii) Metal foils (iv) Animal skins and furs (a) (i) … Question: What are looms? 3.4 SPINNING COTTON YARN. Fiber is the smallest unit of a fabric. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. The former, with a number of filaments of around 275, can be converted into a … Match the terms given in Column I with the statements given in Column II. Important Questions on Fibre to Fabrics. 3. Cotton fibres are converted into several intermediary products before a cotton-containing end-product is produced. 2. 38. The stems rot (the process is called retting) and fibres are separated by hand. (c) Spinning (iii) Yarns are made from these thin strands (d) Ginning (iv) These are spun from fibres and then used to make fabrics (e) Fibre (v) Process of arranging two sets of yarns together to make a fabric (f) Yarn (vi) Process of making yarn from fibres 23. Spinning is done in the same way as the wicks are made from cotton wool at homes. The yarn for the production of woolen loden fabrics is characterized by its bulky and soft appearance. At spinning mills, cotton fibres are first converted into different types of yarns At fabric mills, yarns are woven or knitted into fabrics At manufacturing factories, fabrics are cut and sewn into … 1. Which of the following materials did people use in ancient times for making clothes? Spinning: The process of making yarn from fibre is called spinning. 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After many different colours of finest Australian Merino wool fibres have been blended and carded, ring spinning frames twist them into woolen yarns and into the desired fineness. The fibres best suited for textile weaving typically measure between 1 to 1 3/4 inches long; the first destination for these fibres is the carding machine. Your email address will not be published. Appropriate yarn structures and manufacturing technologies are selected for required applications and properties. This process is known as the spinning of cotton yarns. Weft is … ( most properties in synthetic fibres can be controlled to process them into different types of yarns. Detailed definitions and manufacturing principles for different types of yarns are provided. Match the terms given in Column I with the statements given in Column II. 3.1. 35. How is it done? In weaving 2 sets of yarns are interlaced to from the fabric. The process of making fabric or cloth by arranging yarns at right angles to them, is called weaving.The process of making a fabric by interlocking loops of single yarn with knitting needles or machines, is called knitting. Log in, Concise Mathematics Class 10 ICSE Solutions 2018. Fragments of cotton fabrics have been found by a… In the case of synthetic continuous-filament yarns, manufacturing methods including melt spinning, wet spinning, dry spinning and gel spinning techniques are explained and different forms of continuous-filament yarns are dealt with, such as flat yarns, textured yarns, bi-component yarns and split tape or film yarns. Copyright © 2015 Elsevier Ltd. All rights reserved. In spinning, fibre from a mass of cotton or wool are drawn out and twisted. Other cotton fibres and myself were made into yarn by the process of _____. Weaving / Knitting / making of non wovens Then the yarn is made into fabric. Textile - Textile - Conversion to yarn: Because filaments, such as silk and the synthetic fibres, have extreme length, they can be made into yarn without the spinning operation necessary for the shorter staple fibres. Raw jute fibres are red in colour. (d) Sufi saint Kabir was a weaver. The yarn is then woven on a loom to create wool fabric. Improve your learning 1. There are two forms of yarn: one with a low amount of fibers and one with a high amount of fibers. Opening is the process of reducing compressed cotton fibres from a bale into smaller-fibre tufts. They are made from both natural and synthetic fibres. The jute plant is normally harvested at flowering stage. Hi, I am going to write the primary properties essential for a fibre to be spun in to a yarn. Particular emphasis is given to various types of fancy yarns, which are described with suitable diagrams and detailed explanations of their manufacturing methods. The strands are twisted to make yarns. If weaving is used to make the fabric, the warp yarns are assembled onto a beam. 39. When grouped together in a loose, continuous rope without twist, synthetic filaments are called tow. The fleece is sheared from the sheep, scoured, carded, combed and spun into yarn. (d) Sufi saint Kabir was a weaver. A brief treatment of yarn follows. To make fabrics, all these fibres are first converted into yarns. Activity 4 Hold some cotton wool in one hand. The process of twisting the fibres together into yarn is called spinning and it was one of the first processed to be industrialised. We use cookies to help provide and enhance our service and tailor content and ads. This process is also called warping. 4. technologies, to form and bond polymers, fibres, filaments, yarns or combination sheets into a flexible, porous structure. To make fabrics, all these fibres are first converted into yarns. Flax and jute have fibres on its fruits. How is it done? This is done by spinning the fibers. The fibres are then further separated in a blending machine; this separates different grades of cotton to be blended, processes and spun into yarn. These fibres are spun into continuous strands called as yarns, by imparting twist. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. The chapter describes different types of yarns in terms of their structures, properties and applications. One such example is given. Spinning is the process of converting fibres into yarn by twisting the fibre using various machines. Yarns … Hold some cotton wool in one hand. Spun yarns can contain a single type of fibre, or you can spin various types of fibre together to give you a blend. • Handlooms or power looms are used in weaving fabrics. These materials vary in their sizes and texture and form a suitable for knitting, weaving or otherwise intertwining to form textile fabrics. Yarns are made from both natural and synthetic fibre, in filament or staple form.Filament is fibre of great length, including the natural fibre silk and the synthetic fibres. Fibres are made from the yarns. • The process of removing seeds from cotton wool is called ginning. ACTIVITY 10.1 The yarn was _____to give beautiful colours and then_____to get cotton fabric. All these fibres are first converted into yarns to make fabrics. There are three basic steps required for fabric production. Fill in the names of useful items made from jute fibres in Fig. The stems rot (the process is called retting) and fibres are separated by hand. https://doi.org/10.1016/B978-1-84569-931-4.00008-8. Other cotton fibres and myself were made into yarn by the process of _____. So they are first converted into yarns which are longer, thicker and stronger. 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