Today, there are four basic types of the bamboo fabric: Rayon: What is rayon from bamboo? This brings the fibres together to form yarn. 2.14 Today a number of unstitched fabrics are used by both men and women. Explain the process of making yarn from fibre. 2.14.1 The Process of Making Fabric from Yarn; Class 6 Science Chapter 3 Important Questions 2020-21. Variety in fabrics. 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. The cotton fibre are combed, straightened and converted into a rope like structure called sliver. Most fabrics are knitted or woven, but some are produced by non-woven processes such as braiding, felting, twisting, etc. In this process, fibres from a mass of cotton wool are drawn out and twisted. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Read article about Wool fibres have a unique surface structure of overlapping scales called cuticle cells. 2.13 Explain the process of making yarn from fibre. 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. Once a natural raw material goes through a chemical process, a cellulose fiber becomes rayon, and this fiber produces the textile fabric. Fibre to Fabric Class 6 Extra Questions Science Chapter 3. This brings the fibres together to form a yarn . The process of making yarn from fiber is called spinning. Textile loom. 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. Most fabric is also treated with chemicals to remove oils and wax which occur naturally in most fibers. Only the better qualities of yarn are gassed, such as that used for voiles, poplins, venetians, gabardines, many Egyptian qualities, etc. EXTRA QUESTIONS for Class 6 Science Chapter 3 "There may or may not be thorough penetration of the colorant into the fibers or yarns. Such as brushing, singeing, washing, impregnation for dressing and drying. Fabric: Fabric is a plain sheet of cloth, which is made from natural or man-made fibers by weaving or knitting process. 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. Nonwoven textiles are manufactured by the bonding of fibres to make fabric. The process of making yam from fibres is called spinning. "The process of applying color to fiber stock, yarn or fabric is called dyeing. The cleaned cotton is then fed into a machine. Cutting equipment Spinning machine. 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: Explain the process of making yam from fibre. For these, the fibers go through an added step of careful reopening and further processing. Question 1. This is done in a multi-step process. 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. The textile fabrics are made of from yarns in weaving and knitting process. Ans : a) Yarn is made from fibre. Most fabrics are presently produced by some method of interlacing, such as weaving or knitting. Can you give four examples of such clothes. (True) b) Spinning is a process of making fibres. NCERT Extra Questions for Class 6 Science Chapter 3 Fibre to Fabric . Things You'll Need. Fabrics are converted into wearable garments through the garment manufacturing process in the garment factories. Join now. Join now. Q.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. this brings the fibers together to from a Yarn. This process is termed as shearing. Weaving: The process of arranging two sets of yarn together to make a fabric is called weaving. In this process, a mass of cotton wool are drawn out and twisted. 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. Traditional methods for turning hemp fiber into fabric are eco-friendly, and many companies are still using those methods today. Processing. Answer: Fabric means a woven material, a textile or other material resembling woven cloth. You know that the undergarment you wear is made up of cotton. Ask your question. Processing of fibres into wool Animal fibres of Class 7. what are the Processing of fibres into wool . Question 2. , 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. Mentioned several times in the Bible, it has been used as a cool, comfortable fiber in the Middle East for centuries as well. This brings the fibres together to … When a fibre is taken and weaving is performed on it, fabric is what is created. Ancient Greeks and Romans greatly valued it as a commodity. 6. Pre-treatment processes can be carried out with fibres, yarns or fabrics. 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. This is, of course, the first step. Fibres from a mass of cotton wool are drawn out and twisted. Yarns are made up of thin strands called fibres. To get a fresh, clean, crisp white sheet, it takes some cleaning. 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. It is the basic sequence of man made fiber production. Class 7 Chemistry Fibre to Fabric: Processing fibres into wool: Processing fibres into wool. 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. 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. Carding machines pull the clumps apart and lay the fibers straight, side-by-side to dry. The sliver of cotton fibre is converted into yarn by spinning using machines. The rope-like bundles of polyester that emerge are called tow. Explain the process of making fabric from fibres Ask for details ; Follow Report by ShreyaMathur433804 09.10.2019 Log in to add a comment 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. Fiber generation. However, in the melt spinning process, the spinneret has many more holes when the product is staple fiber. answer. Exactly which steps the fabric goes through depends on the type, or blend of fibre, and how it will be treated afterwards. So that any possible weaving fault can be detected. In this case, both the fabric as well as fibre is cotton. Explain the process of making yam from fibre. This brings the fibres together to form yarn. The hair provides woollen fibres that are then processed to obtain woollen yarn. Ans. Answer: Yarns are made up of thin strands called fibres. This process is known as shearing. Here, I have given a flow chart of synthetic fiber production which is same for all. 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. These strands are spun through different methods depending on the yarn thickness or count desired for weaving or knitting fabric, then wound on bobbins. The process of making yam from fibres is called spinning. Explain the process of making yarn from fabric - 17307111 1. Bamboo fabric is sustainable, breathable, and soft, so it’s used more and more often. Then its goes through various finishing process. Answer: The process of making yarn from fibres is called spinning. Fabric consider as a major raw material in the garments manufacturing process. Step I: The first step is the removal of the fleece of the sheep along with a thin layer of skin. 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. 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 … In this process,fibers from a mass of cotton wool are drawn out and twisted. Ask your question. Answer. Log in. To be sure, what we seen in retail shops selling dress materials or textiles are fabrics. At the time of garment making, functional trims and accessories are attached to the garment at various stages. Once silkworm breeders have harvested silkworm cocoons, they usually expose them to high heat to prevent the mature worms from emerging. Chop hemp stalks into 12- to 18-inch lengths. What is fabric? The Spinning Process. 1. abdullahkamaal09 abdullahkamaal09 10.05.2020 Chemistry Secondary School +10 pts. Items made from coir (coconut fibre) are: (i) Coir Mattresses (ii) Mats (iii) Baskets Q9: Explain the process of making yarn from fibre. The process of making yam from fibres is called spinning. (False) d) The process of removing seeds from cotton is called ginning. Log in. (False) c) Jute is an outer covering of coconut. 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 two common methods used for producing Fabrics are: Knitting. Fabrics are made by the two main processes known as weaving and knitting. Bonding may be thermal or mechanical, or adhesives can be used. It enables subsequent processing of the material, which needs to be prepared to accept dyes and functional chemicals. In this process, a mass of cotton wool are drawn out and twisted. Fabric is the end result of a process called weaving that makes use of fibre as the ingredient. As early as 3,000 B.C. In America, this process was a tedious, labor-intensive activity done by hand until the 19th century. Fabric is made up of yarns. Here we will explain each process in detail using some illustrations. They form soft, untwisted ropes called slivers, which will be spun on spinning machines to make various materials and fabrics. (True) e) Weaving of yarn makes a piece of fabric. (True) f) Silk fibre is obtained from the stem of a plant.