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