Manufacturing Staple Fiber In making polyester staple fiber, polymerization, drying, and melt spinning (steps 1-4 above) are much the same as in the manufacture of filament yarn. (True) b) Spinning is a process of making fibres. Fabric is the end result of a process called weaving that makes use of fibre as the ingredient. Here we will explain each process in detail using some illustrations. Fabrics are made by the two main processes known as weaving and knitting. Fibres from a mass of cotton wool are drawn out and twisted. The two common methods used for producing Fabrics are: Knitting. (False) d) The process of removing seeds from cotton is called ginning. In this case, both the fabric as well as fibre is cotton. Bamboo fabric is sustainable, breathable, and soft, so it’s used more and more often. Step I: The first step is the removal of the fleece of the sheep along with a thin layer of skin. Variety in fabrics. This is, of course, the first step. The wool which is used for knitting sweaters or for weaving shawls is the finished product of a long process, which involves the following steps: Step I: in the first step the fleece of the sheep with its thin layer of skin is removed from its body. To be sure, what we seen in retail shops selling dress materials or textiles are fabrics. this brings the fibers together to from a Yarn. Today, there are four basic types of the bamboo fabric: Rayon: What is rayon from bamboo? 2.14.1 The Process of Making Fabric from Yarn; Class 6 Science Chapter 3 Important Questions 2020-21. Fibers are the building block of a fabric and they are generated or produced by many means – man-made fibers /synthetic fibers and natural fibers are all made following many practices including sericulture for silk, cattle rearing for wool, various chemical processes … Hemp is one of the strongest and most durable of all fibers, it holds its shape well and it does not require herbicides or pesticides to produce. In America, this process was a tedious, labor-intensive activity done by hand until the 19th century. Mentioned several times in the Bible, it has been used as a cool, comfortable fiber in the Middle East for centuries as well. Traditional methods for turning hemp fiber into fabric are eco-friendly, and many companies are still using those methods today. Once a natural raw material goes through a chemical process, a cellulose fiber becomes rayon, and this fiber produces the textile fabric. Answer: Yarns are made up of thin strands called fibres. Fabric is made up of yarns. 6. The fabric usually used in the clothes we wear is produced through two processes: the “spinning process,” where raw cotton is turned into thread, and the “weaving process,” where the thread is woven into fabric. However, in the melt spinning process, the spinneret has many more holes when the product is staple fiber. Join now. , the fiber was processed into fine white fabric (540 threads to the inch—finer than anything woven today) and wrapped around the mummies of the ancient Egyptian pharaohs. Sorting Wool scouring, Drying, Burr picking are the process of fibre to fabric. Ask your question. The process of making yam from fibres is called spinning. So that any possible weaving fault can be detected. Textile - Textile - Production of fabric: Fabric construction involves the conversion of yarns, and sometimes fibres, into a fabric having characteristics determined by the materials and methods employed. This brings the fibres together to form yarn. The rope-like bundles of polyester that emerge are called tow. Carding machines pull the clumps apart and lay the fibers straight, side-by-side to dry. Most fabrics are presently produced by some method of interlacing, such as weaving or knitting. In this process,fibers from a mass of cotton wool are drawn out and twisted. Fabric consider as a major raw material in the garments manufacturing process. Things You'll Need. Finishing process of denim fabrics: Final woven fabrics, which is wound on a cloth roll that we get from weaving machine at particular intervals and checked on inspection machine. (True) e) Weaving of yarn makes a piece of fabric. Question 2. Ancient Greeks and Romans greatly valued it as a commodity. Join now. The cotton fibre are combed, straightened and converted into a rope like structure called sliver. Explain the process of making yam from fibre. Here, I have given a flow chart of synthetic fiber production which is same for all. The fabrics are the flexible materials, which consists of a network of natural or artificial fibres, produced by weaving cotton, nylon, jute, wool, silk, or other threads together. When a fibre is taken and weaving is performed on it, fabric is what is created. Read article about Wool fibres have a unique surface structure of overlapping scales called cuticle cells. Processing of fibres into wool Animal fibres of Class 7. what are the Processing of fibres into wool . To get a fresh, clean, crisp white sheet, it takes some cleaning. Cutting equipment Spinning machine. This is done in a multi-step process. These strands are spun through different methods depending on the yarn thickness or count desired for weaving or knitting fabric, then wound on bobbins. Bonding may be thermal or mechanical, or adhesives can be used. Exactly which steps the fabric goes through depends on the type, or blend of fibre, and how it will be treated afterwards. Once silkworm breeders have harvested silkworm cocoons, they usually expose them to high heat to prevent the mature worms from emerging. Even though woven threads fresh off the loom look a lot like fabric, they also have some weird discolorations and impurities, seed particles and other junk. The cleaned cotton is then fed into a machine. The hair provides woollen fibres that are then processed to obtain woollen yarn. In this process, a mass of cotton wool are drawn out and twisted. Question: Explain the process of making yam from fibre. Answer: Fabric means a woven material, a textile or other material resembling woven cloth. (True) f) Silk fibre is obtained from the stem of a plant. The sliver of cotton fibre is converted into yarn by spinning using machines. Can you give four examples of such clothes. 2.13 Explain the process of making yarn from fibre. The Spinning Process. Ask your question. Ans. answer. Fabrics are converted into wearable garments through the garment manufacturing process in the garment factories. Log in. Weaving: The process of arranging two sets of yarn together to make a fabric is called weaving. The creation of textiles, or cloth and fabric materials, is one of humanity’s oldest activities.Despite the great advances in production and manufacturing of clothing, the creation of natural textiles still to this day relies on the effective conversion of fiber into yarn and then yarn to fabric.As such, there are four primary steps in the manufacturing of textiles which have remained the same. This brings the fibres together to form yarn. Q.6. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. What is fabric? Nonwoven textiles are manufactured by the bonding of fibres to make fabric. For these, the fibers go through an added step of careful reopening and further processing. At the time of garment making, functional trims and accessories are attached to the garment at various stages. Such as brushing, singeing, washing, impregnation for dressing and drying. "The process of applying color to fiber stock, yarn or fabric is called dyeing. This brings the fibres together to form a yarn . This brings the fibres together to … Yarns are made up of thin strands called fibres. Fibre to Fabric Class 6 Extra Questions Science Chapter 3. This process is known as shearing. Processing. Fiber generation. Gassing is the process of passing yarn, as distinct from fabric very rapidly through a series of Bunsen gas flames in a gassing frame, to burn off the projecting fibres and make the thread round and smooth and also brighter. Most fabrics are knitted or woven, but some are produced by non-woven processes such as braiding, felting, twisting, etc. Process Flow Chart of Synthetic Fiber Production: The process flow chart of various synthetic fibers is differing from one to another but basic process is same. Explain the process of making yarn from fibre. 2.14 Today a number of unstitched fabrics are used by both men and women. The process of making yam from fibres is called spinning. Explain the process of making fabric from fibres Ask for details ; Follow Report by ShreyaMathur433804 09.10.2019 Log in to add a comment NCERT Extra Questions for Class 6 Science Chapter 3 Fibre to Fabric . Explain the process of making yarn from fabric - 17307111 1. (False) c) Jute is an outer covering of coconut. This process is termed as shearing. The textile fabrics are made of from yarns in weaving and knitting process. 1. Only the better qualities of yarn are gassed, such as that used for voiles, poplins, venetians, gabardines, many Egyptian qualities, etc. It enables subsequent processing of the material, which needs to be prepared to accept dyes and functional chemicals. Answer: The process of making yarn from fibres is called spinning. abdullahkamaal09 abdullahkamaal09 10.05.2020 Chemistry Secondary School +10 pts. It is the basic sequence of man made fiber production. Fabric: Fabric is a plain sheet of cloth, which is made from natural or man-made fibers by weaving or knitting process. EXTRA QUESTIONS for Class 6 Science Chapter 3 The process of making yarn from fibres is called spinning .In this process, fibres from a mass of cotton wool are drawn out and twisted. The process of making yam from fibres is called spinning. From field to fabric, the process of making cotton transforms the raw fibers into threads, yarn and fabric in three steps: Preparation, Spinning, and Weaving. Textile loom. Class 7 Chemistry Fibre to Fabric: Processing fibres into wool: Processing fibres into wool. Felting involves applying pressure and friction to a mat of fibres, working and rubbing them together until the fibres become interlocked and tangled, forming a nonwoven textile. Items made from coir (coconut fibre) are: (i) Coir Mattresses (ii) Mats (iii) Baskets Q9: Explain the process of making yarn from fibre. While the silk industry has expanded greatly during the last century, the processes used to make this fabric are still largely the same as they were in the ancient world. Question 1. In this process, a mass of cotton wool are drawn out and twisted. In this process, fibres from a mass of cotton wool are drawn out and twisted. "There may or may not be thorough penetration of the colorant into the fibers or yarns. Ans : a) Yarn is made from fibre. Most fabric is also treated with chemicals to remove oils and wax which occur naturally in most fibers. Pre-treatment processes can be carried out with fibres, yarns or fabrics. The process of making yarn from fiber is called spinning. As early as 3,000 B.C. Log in. Answer. Carding machines, which can process more than 100 pounds per hour, separate the fibers into a sliver (pronounced SLY-ver), which is a pliable, rope-like strand that is blended together into as many as eight strands for further refinement. They form soft, untwisted ropes called slivers, which will be spun on spinning machines to make various materials and fabrics. Then its goes through various finishing process. You know that the undergarment you wear is made up of cotton. Chop hemp stalks into 12- to 18-inch lengths.
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