Rayon HR Solutions is a global human resources outsourcing and consulting firm that provides integrated HR services including recruitment, psychometric profiling, competency mapping, training and development, and organizational development interventions. It aims to help clients manage their total HR functions and costs while enhancing quality of HR services and developing their workforce. Rayon takes a strategic and consultative approach to partner with clients and understand their specific HR needs in order to provide customized solutions.
The document discusses wool fiber, including its source from sheep and other animals. Wool fibers have several distinguishing qualities - they are crimped, elastic, and grow in clusters. Chemically, wool is composed mainly of proteins like keratin. It has physical properties such as absorbency, resilience, and ability to retain dye. Australia is the largest producer of wool globally, providing around 25% of the world's supply. The document provides detailed information on the physical and chemical structure of wool fibers.
Silk is a natural protein fiber obtained from silkworm cocoons. It is produced through sericulture, the cultivation of silkworms. The best quality silk comes from China. In India, silk is obtained from various silkworm species through different processes including reeling, throwing, and degumming. Silk exhibits good strength, elasticity, and absorbency making it suitable for apparel and textiles.
Silk is a natural protein fiber produced by silkworms. China historically had a global monopoly on silk production for over 3000 years. The process of silk production (sericulture) begins with silkworm eggs hatching and the caterpillars (larvae) spinning cocoons from liquid silk secreted from two glands. Several filaments are combined to produce raw silk. The main types of silk are mulberry silk, tussah silk, eri silk, and muga silk. Silk has properties including luster, strength, absorbency, and wrinkle resistance. It requires dry cleaning or gentle laundering and pressing.
Viscose rayon is a regenerated cellulose fiber made from cellulose derived from wood or cotton. It is produced through a process involving the conversion of cellulose to a soluble compound called viscose, which is then spun through a spinneret into fibers and treated with acid. Viscose rayon is highly absorbent, soft, easy to dye, and drapes well. It is biodegradable and versatile. The manufacturing process involves treating cellulose with alkali and carbon disulfide to form sodium cellulose xanthate, which is then dissolved to create the viscose solution and spun into fibers.
Silk is a natural protein fiber produced by certain insects to build cocoons. The most common type is cultivated silk from the Bombyx mori silkworm. China is the largest producer of silk. The life cycle of the silkworm involves hatching of eggs, feeding on mulberry leaves, spinning a cocoon, and emerging as a moth. The silk fiber is obtained from the cocoon through reeling, throwing, and degumming processes to remove the sticky sericin coating. Silk has properties such as strength, elasticity, moisture absorption, and resistance to sunlight and microbes. It is used to make luxury fabrics and textiles.
Wool comes from the fleece of sheep and other animals like goats and camels. There are different types of wool like mohair, cashmere, and alpaca. Sheep are reared by shepherds who graze them and feed them grains and fodder. The wool is sheared or shorn off the sheep and then processed by scouring, sorting, combing, dyeing, spinning into yarn, and other steps. Wool is used to make various textiles because it is strong, fire resistant, and can absorb moisture well.
This document summarizes information about wool, including that it is a protein fiber obtained from sheep and contains natural impurities like dirt, suint, fat, and burrs. It also lists added impurities like dust and grease that get onto wool. The document outlines the preparatory processes wool goes through, including scouring to remove impurities using sodium carbonate or soap, and carbonizing using sulfuric acid to remove any remaining vegetable matter. It provides details on the conditions used for scouring and defines carbonizing.
Rayon HR Solutions is a global human resources outsourcing and consulting firm that provides integrated HR services including recruitment, psychometric profiling, competency mapping, training and development, and organizational development interventions. It aims to help clients manage their total HR functions and costs while enhancing quality of HR services and developing their workforce. Rayon takes a strategic and consultative approach to partner with clients and understand their specific HR needs in order to provide customized solutions.
The document discusses wool fiber, including its source from sheep and other animals. Wool fibers have several distinguishing qualities - they are crimped, elastic, and grow in clusters. Chemically, wool is composed mainly of proteins like keratin. It has physical properties such as absorbency, resilience, and ability to retain dye. Australia is the largest producer of wool globally, providing around 25% of the world's supply. The document provides detailed information on the physical and chemical structure of wool fibers.
Silk is a natural protein fiber obtained from silkworm cocoons. It is produced through sericulture, the cultivation of silkworms. The best quality silk comes from China. In India, silk is obtained from various silkworm species through different processes including reeling, throwing, and degumming. Silk exhibits good strength, elasticity, and absorbency making it suitable for apparel and textiles.
Silk is a natural protein fiber produced by silkworms. China historically had a global monopoly on silk production for over 3000 years. The process of silk production (sericulture) begins with silkworm eggs hatching and the caterpillars (larvae) spinning cocoons from liquid silk secreted from two glands. Several filaments are combined to produce raw silk. The main types of silk are mulberry silk, tussah silk, eri silk, and muga silk. Silk has properties including luster, strength, absorbency, and wrinkle resistance. It requires dry cleaning or gentle laundering and pressing.
Viscose rayon is a regenerated cellulose fiber made from cellulose derived from wood or cotton. It is produced through a process involving the conversion of cellulose to a soluble compound called viscose, which is then spun through a spinneret into fibers and treated with acid. Viscose rayon is highly absorbent, soft, easy to dye, and drapes well. It is biodegradable and versatile. The manufacturing process involves treating cellulose with alkali and carbon disulfide to form sodium cellulose xanthate, which is then dissolved to create the viscose solution and spun into fibers.
Silk is a natural protein fiber produced by certain insects to build cocoons. The most common type is cultivated silk from the Bombyx mori silkworm. China is the largest producer of silk. The life cycle of the silkworm involves hatching of eggs, feeding on mulberry leaves, spinning a cocoon, and emerging as a moth. The silk fiber is obtained from the cocoon through reeling, throwing, and degumming processes to remove the sticky sericin coating. Silk has properties such as strength, elasticity, moisture absorption, and resistance to sunlight and microbes. It is used to make luxury fabrics and textiles.
Wool comes from the fleece of sheep and other animals like goats and camels. There are different types of wool like mohair, cashmere, and alpaca. Sheep are reared by shepherds who graze them and feed them grains and fodder. The wool is sheared or shorn off the sheep and then processed by scouring, sorting, combing, dyeing, spinning into yarn, and other steps. Wool is used to make various textiles because it is strong, fire resistant, and can absorb moisture well.
This document summarizes information about wool, including that it is a protein fiber obtained from sheep and contains natural impurities like dirt, suint, fat, and burrs. It also lists added impurities like dust and grease that get onto wool. The document outlines the preparatory processes wool goes through, including scouring to remove impurities using sodium carbonate or soap, and carbonizing using sulfuric acid to remove any remaining vegetable matter. It provides details on the conditions used for scouring and defines carbonizing.
Viscose rayon is a manufactured fiber made from regenerated cellulose. It is produced through a process involving treating cellulose pulp with chemicals to create a viscous solution called viscose, which is then forced through spinnerets into an acid bath to harden into filaments. Viscose rayon is inexpensive to produce, with properties similar to cotton. It can be used to make fabrics for apparel, home furnishings, and nonwoven materials.
Rayon is a versatile fiber produced from cellulose. The manufacturing process involves treating cellulose pulp with caustic soda and carbon disulfide to produce a solution called viscose, which is then forced through spinnerets to produce filaments. These filaments are regenerated using a sulfuric acid bath and stretched. Rayon provides characteristics like absorbency and softness at a low cost. It can be blended with other fibers and modified to have properties like flame retardancy. Common uses include apparel, home furnishings, and industrial products. Rayon requires dry cleaning but some types can be machine washed.
The document discusses the history and chemistry of fabrics and dyes. It describes how flax, cotton, and wool have been used to make fabrics since as early as 5000 BC. Natural fabrics like these are derived from animals, plants, or minerals, while synthetic fabrics like rayon, spandex and acrylic are manufactured. The document then explains the chemical processes used to create common synthetic materials like nylon and polyester. Finally, it covers the history of dyes and provides details on different types of dyes like acid dyes, basic dyes, and direct dyes, and how they bond to fabrics.
Wool comes from sheep and is produced annually in fleeces weighing 2-30 pounds per sheep. There are several types of wool depending on the breed of sheep, including long wool, medium wool, and fine wool. Wool has many beneficial properties including durability, absorbency, comfort, and flame resistance. The processing of wool involves shearing, cleaning, sorting, washing, picking, carding, roving, spinning, winding, and finishing. Wool is used to make clothes, carpets, and insulating products due its properties. Some alternatives to wool include cotton flannel and polyester fleece.
Wool is a natural protein fiber collected from sheep. The finest wool comes from young sheep and is called fleece or clip wool, while wool taken from slaughtered sheep is called pulled wool. Wool is composed mainly of keratin (33%), dust (26%), and suit (28%). Wool fiber has a symmetric structure and is easily dyed with reactive dyes. It has specific properties including a specific gravity of 1.31, moisture regain of 13-16%, and tensile strength of 1.35 g/d when dry. In addition to clothing, wool is used for various applications such as blankets, carpeting, felt, and insulation.
This document summarizes the growth, molecular structure, physical and chemical properties of wool fiber. It discusses that wool fiber grows from follicles in sheep skin and is composed of the protein keratin. The fiber has a complex structure made up of amino acids linked together. Physically, wool has characteristics like elasticity, absorbency, durability and ability to retain warmth. Chemically, wool is affected by acids, alkalis, bleaches and sunlight, which can degrade the peptide bonds in its structure over time. The document provides details on the multi-stage development of wool follicles and fiber growth.
Physical & Chemical Properties of Wool FiberJahid Aktar
This presentation discusses the physical and chemical properties of wool fiber. Wool is a natural fiber composed of the protein keratin that is sourced from sheep, goats, rabbits, and alpacas. Wool fibers have wavy, crimpy structures with scales that make the fiber feltable and susceptible to heat. Physically, wool fibers are weaker than other natural fibers but have elasticity up to 25-30% and resilience, allowing garments to retain their shape. Chemically, wool is resistant to acids but sensitive to alkalis and can be dyed with basic, direct or acid dyes. The properties of wool fibers can vary depending on the breed of sheep.
The document discusses the process of making viscose rayon fibre in 3 stages: (1) Cellulose sources such as wood pulp and cotton lint undergo chemical and mechanical treatments to produce a solution called viscose, (2) The viscose solution is spun into fibres using a spinning bath containing zinc salts and acids, (3) The fibres are washed, dried and wound for use. Modifications to the process include using additives and adjusting temperatures and speeds to produce variant rayon fibres with improved properties.
Woolworths is a major Australian retail company founded in 1924. It is the largest retailer in Australia and New Zealand by market capitalization and sales. Woolworths operates supermarkets, liquor stores, hotels, and discount department stores under various brand names. It has expanded from its origins in Australia and New Zealand to also operate in Hong Kong and India. Woolworths aims to offer low prices through efficient procurement and supply chain management. It faces challenges in balancing efficiencies across its diverse business units while allowing independence, and competing against other large international retailers.
This document provides information about viscose rayon fiber, including its raw materials, manufacturing process, properties, and other types of regenerated cellulose fibers. It discusses that viscose rayon is made from cellulosic materials like wood pulp or cotton linters through a process involving chemical treatments and spinning. The manufacturing process involves steps like preparation of wood pulp, steeping, shredding, aging, churning, mixing, ripening, and spinning. It also outlines the properties of viscose rayon and compares it to other regenerated cellulose fibers like cuprammonium rayon, polynosic, and tencel.
Wool is a natural fiber derived from sheep. The fineness and properties of wool depend on the breed of sheep. Major wool varieties come from Merino, Lincoln, Leicester, Sussex, and Cheviot sheep breeds. Wool fibers are complex keratin proteins made up of amino acids. About 40% of the protein chains form an alpha-helix structure. Sheep are sheared annually to remove their woolly fleece. Wool is compressed into standardized bales for transport and sale after sorting and grading.
Fibre, Nylon & Polyester
The document discusses different types of fibres including natural, synthetic and regenerated fibres. It provides details on various natural fibres like cotton, linen and wool obtained from plants and animals. Synthetic fibres discussed include nylon and polyester which are manufactured by polymerization of monomers. The manufacturing process involves polymerization, spinning and drawing. Properties and uses of nylon and polyester are also highlighted. Issues with silk production and potential uses of artificial muscles created from common materials like fishing line are summarized.
Textile industry is one of the few basic industries, which is characterised as a necessary component of human life. One may classify it as a more glamorous industry, but whatever it is, it provides with the basic requirement called clothes. Spinning is the process of converting cotton or manmade fibre into yarn to be used for weaving and knitting. Weaving is a method of textile production in which two distinct sets of yarns or threads are interlaced at right angles to form a fabric or cloth. Finishing refers to the processes that convert the woven or knitted cloth into a usable material. Printing is the process of applying colour to fabric in definite patterns or designs.
The textile industry occupies an important position in the total volume of merchandise trade across countries. Developing countries account for little over two-third of world exports in textiles and clothing. It is the second largest employer after agriculture, providing employment to over 45 million people directly and 60 million people indirectly. The future for the textile industry looks promising, buoyed by both strong domestic consumption as well as export demand.
See more at: http://goo.gl/DZrWkP
http://www.entrepreneurindia.co/
Tags
Business guidance for textile industry, Business guidance to clients, Business Plan for a Startup Business, Business Plan for Opening a Textile Manufacturing, Cotton spinning Business, Dyeing Of Textile Materials, Finishing (textiles), Great Opportunity for Startup, How to Run a Successful Textile Print Business, How to set up my own textile business, How to Start a Business in Textile Sector, How to Start a Small Business in Textile, How to start a successful Textile industry, How to start a textile design business, How to start a textile industry, How to Start a Textile Spinning and Weaving Business, How to start a weaving business, How to start textile business, How to Start Textile Finishing and Printing Industry in India, How to start textile manufacturing business in India, How to start textile shop, How to Start Textile Spinning and Weaving Industry in India, How to start textile spinning business, Introduction of Textile Finishing Process, Knitted fabric, Knitting and knit fabrics, Knitting Technology, Most Profitable Textile Finishing and Printing Business Ideas, Most Profitable Textile Spinning and Weaving Business Ideas, New small scale ideas in Textile Finishing and Printing industry, New small scale ideas in Textile Spinning and Weaving industry, Opening a Textile Mill Business in India, Printing on textiles, Process of making cotton fabric, Profitable Small Scale textile manufacturing, Setting up and opening your Textile Finishing and Printing Business, Setting up and opening your Textile Spinning and Weaving Business, Small scale Commercial Textile industry, Small Scale Textile Finishing and Printing Projects, Small scale Textile production line,
I am the student of Textile Institute of Pakistan in the discipline of Textile Science [B.Sc( Hons)] & this presentation is about Viscose Rayon fiber, its manufacturing, its chemical composition, its types, its modification, its identification and its uses.
The document summarizes the process of silk manufacturing from cultivating silkworm cocoons through producing silk yarn. It describes how silkworms are bred and fed mulberry leaves, which causes them to spin cocoons. The cocoons are then sorted, dried, and graded. Acceptable cocoons undergo filature operations where the silk filament is reeled from the cocoon, producing raw silk. The raw silk can then be further processed into yarns or fabrics.
The document discusses textile spinning and quality control processes. It describes the key steps in textile spinning which include: yarn production from staple fibers using drawing and twisting; filament yarn production by forcing fiber-forming substances through spinnerets. The main processes are: blowroom preparation, carding, drawing, roving and ring spinning. Quality is ensured through testing of raw materials and processes. Fiber properties like length, strength and uniformity are evaluated. Machines are also tested to minimize count variations and improve yarn evenness and strength in the final product.
Wool is obtained from sheep and composed primarily of the protein keratin. It undergoes processing like grading, scouring, and either woolen or worsted methods depending on the final product. Key properties of wool include its ability to insulate by trapping air, absorb up to 20% of its weight in moisture without feeling damp, and repel water due to its crimped structure. Wool fabrics are particularly suitable for winter wear due to these insulating properties.
The document provides an overview of HR policies and practices at Aditya Birla Group, a large Indian conglomerate. It discusses the group's recruitment process which includes job descriptions, competency mapping, interviews and assessments. It also summarizes the 360 degree appraisal process and talent management initiatives like development centers, individual development plans, and talent reviews. Continuous learning is emphasized through the Gyanodaya institute and programs like PRATIBIMB and ANUBHAV.
Textile yarn manufacturing involves several key steps. Fibers are first opened and cleaned through blowroom and carding processes. Drawing further arranges fibers into parallel strands called slivers. Roving attenuates slivers and adds twist. Ring frames then spin roving into yarn using drafts and twist. Combing upgrades raw materials by removing short fibers. The processes work to arrange, draft, and twist fibers into consistent yarns for weaving or other uses.
Viscose rayon is a manufactured fiber made from regenerated cellulose. It is produced through a process involving treating cellulose pulp with chemicals to create a viscous solution called viscose, which is then forced through spinnerets into an acid bath to harden into filaments. Viscose rayon is inexpensive to produce, with properties similar to cotton. It can be used to make fabrics for apparel, home furnishings, and nonwoven materials.
Rayon is a versatile fiber produced from cellulose. The manufacturing process involves treating cellulose pulp with caustic soda and carbon disulfide to produce a solution called viscose, which is then forced through spinnerets to produce filaments. These filaments are regenerated using a sulfuric acid bath and stretched. Rayon provides characteristics like absorbency and softness at a low cost. It can be blended with other fibers and modified to have properties like flame retardancy. Common uses include apparel, home furnishings, and industrial products. Rayon requires dry cleaning but some types can be machine washed.
The document discusses the history and chemistry of fabrics and dyes. It describes how flax, cotton, and wool have been used to make fabrics since as early as 5000 BC. Natural fabrics like these are derived from animals, plants, or minerals, while synthetic fabrics like rayon, spandex and acrylic are manufactured. The document then explains the chemical processes used to create common synthetic materials like nylon and polyester. Finally, it covers the history of dyes and provides details on different types of dyes like acid dyes, basic dyes, and direct dyes, and how they bond to fabrics.
Wool comes from sheep and is produced annually in fleeces weighing 2-30 pounds per sheep. There are several types of wool depending on the breed of sheep, including long wool, medium wool, and fine wool. Wool has many beneficial properties including durability, absorbency, comfort, and flame resistance. The processing of wool involves shearing, cleaning, sorting, washing, picking, carding, roving, spinning, winding, and finishing. Wool is used to make clothes, carpets, and insulating products due its properties. Some alternatives to wool include cotton flannel and polyester fleece.
Wool is a natural protein fiber collected from sheep. The finest wool comes from young sheep and is called fleece or clip wool, while wool taken from slaughtered sheep is called pulled wool. Wool is composed mainly of keratin (33%), dust (26%), and suit (28%). Wool fiber has a symmetric structure and is easily dyed with reactive dyes. It has specific properties including a specific gravity of 1.31, moisture regain of 13-16%, and tensile strength of 1.35 g/d when dry. In addition to clothing, wool is used for various applications such as blankets, carpeting, felt, and insulation.
This document summarizes the growth, molecular structure, physical and chemical properties of wool fiber. It discusses that wool fiber grows from follicles in sheep skin and is composed of the protein keratin. The fiber has a complex structure made up of amino acids linked together. Physically, wool has characteristics like elasticity, absorbency, durability and ability to retain warmth. Chemically, wool is affected by acids, alkalis, bleaches and sunlight, which can degrade the peptide bonds in its structure over time. The document provides details on the multi-stage development of wool follicles and fiber growth.
Physical & Chemical Properties of Wool FiberJahid Aktar
This presentation discusses the physical and chemical properties of wool fiber. Wool is a natural fiber composed of the protein keratin that is sourced from sheep, goats, rabbits, and alpacas. Wool fibers have wavy, crimpy structures with scales that make the fiber feltable and susceptible to heat. Physically, wool fibers are weaker than other natural fibers but have elasticity up to 25-30% and resilience, allowing garments to retain their shape. Chemically, wool is resistant to acids but sensitive to alkalis and can be dyed with basic, direct or acid dyes. The properties of wool fibers can vary depending on the breed of sheep.
The document discusses the process of making viscose rayon fibre in 3 stages: (1) Cellulose sources such as wood pulp and cotton lint undergo chemical and mechanical treatments to produce a solution called viscose, (2) The viscose solution is spun into fibres using a spinning bath containing zinc salts and acids, (3) The fibres are washed, dried and wound for use. Modifications to the process include using additives and adjusting temperatures and speeds to produce variant rayon fibres with improved properties.
Woolworths is a major Australian retail company founded in 1924. It is the largest retailer in Australia and New Zealand by market capitalization and sales. Woolworths operates supermarkets, liquor stores, hotels, and discount department stores under various brand names. It has expanded from its origins in Australia and New Zealand to also operate in Hong Kong and India. Woolworths aims to offer low prices through efficient procurement and supply chain management. It faces challenges in balancing efficiencies across its diverse business units while allowing independence, and competing against other large international retailers.
This document provides information about viscose rayon fiber, including its raw materials, manufacturing process, properties, and other types of regenerated cellulose fibers. It discusses that viscose rayon is made from cellulosic materials like wood pulp or cotton linters through a process involving chemical treatments and spinning. The manufacturing process involves steps like preparation of wood pulp, steeping, shredding, aging, churning, mixing, ripening, and spinning. It also outlines the properties of viscose rayon and compares it to other regenerated cellulose fibers like cuprammonium rayon, polynosic, and tencel.
Wool is a natural fiber derived from sheep. The fineness and properties of wool depend on the breed of sheep. Major wool varieties come from Merino, Lincoln, Leicester, Sussex, and Cheviot sheep breeds. Wool fibers are complex keratin proteins made up of amino acids. About 40% of the protein chains form an alpha-helix structure. Sheep are sheared annually to remove their woolly fleece. Wool is compressed into standardized bales for transport and sale after sorting and grading.
Fibre, Nylon & Polyester
The document discusses different types of fibres including natural, synthetic and regenerated fibres. It provides details on various natural fibres like cotton, linen and wool obtained from plants and animals. Synthetic fibres discussed include nylon and polyester which are manufactured by polymerization of monomers. The manufacturing process involves polymerization, spinning and drawing. Properties and uses of nylon and polyester are also highlighted. Issues with silk production and potential uses of artificial muscles created from common materials like fishing line are summarized.
Textile industry is one of the few basic industries, which is characterised as a necessary component of human life. One may classify it as a more glamorous industry, but whatever it is, it provides with the basic requirement called clothes. Spinning is the process of converting cotton or manmade fibre into yarn to be used for weaving and knitting. Weaving is a method of textile production in which two distinct sets of yarns or threads are interlaced at right angles to form a fabric or cloth. Finishing refers to the processes that convert the woven or knitted cloth into a usable material. Printing is the process of applying colour to fabric in definite patterns or designs.
The textile industry occupies an important position in the total volume of merchandise trade across countries. Developing countries account for little over two-third of world exports in textiles and clothing. It is the second largest employer after agriculture, providing employment to over 45 million people directly and 60 million people indirectly. The future for the textile industry looks promising, buoyed by both strong domestic consumption as well as export demand.
See more at: http://goo.gl/DZrWkP
http://www.entrepreneurindia.co/
Tags
Business guidance for textile industry, Business guidance to clients, Business Plan for a Startup Business, Business Plan for Opening a Textile Manufacturing, Cotton spinning Business, Dyeing Of Textile Materials, Finishing (textiles), Great Opportunity for Startup, How to Run a Successful Textile Print Business, How to set up my own textile business, How to Start a Business in Textile Sector, How to Start a Small Business in Textile, How to start a successful Textile industry, How to start a textile design business, How to start a textile industry, How to Start a Textile Spinning and Weaving Business, How to start a weaving business, How to start textile business, How to Start Textile Finishing and Printing Industry in India, How to start textile manufacturing business in India, How to start textile shop, How to Start Textile Spinning and Weaving Industry in India, How to start textile spinning business, Introduction of Textile Finishing Process, Knitted fabric, Knitting and knit fabrics, Knitting Technology, Most Profitable Textile Finishing and Printing Business Ideas, Most Profitable Textile Spinning and Weaving Business Ideas, New small scale ideas in Textile Finishing and Printing industry, New small scale ideas in Textile Spinning and Weaving industry, Opening a Textile Mill Business in India, Printing on textiles, Process of making cotton fabric, Profitable Small Scale textile manufacturing, Setting up and opening your Textile Finishing and Printing Business, Setting up and opening your Textile Spinning and Weaving Business, Small scale Commercial Textile industry, Small Scale Textile Finishing and Printing Projects, Small scale Textile production line,
I am the student of Textile Institute of Pakistan in the discipline of Textile Science [B.Sc( Hons)] & this presentation is about Viscose Rayon fiber, its manufacturing, its chemical composition, its types, its modification, its identification and its uses.
The document summarizes the process of silk manufacturing from cultivating silkworm cocoons through producing silk yarn. It describes how silkworms are bred and fed mulberry leaves, which causes them to spin cocoons. The cocoons are then sorted, dried, and graded. Acceptable cocoons undergo filature operations where the silk filament is reeled from the cocoon, producing raw silk. The raw silk can then be further processed into yarns or fabrics.
The document discusses textile spinning and quality control processes. It describes the key steps in textile spinning which include: yarn production from staple fibers using drawing and twisting; filament yarn production by forcing fiber-forming substances through spinnerets. The main processes are: blowroom preparation, carding, drawing, roving and ring spinning. Quality is ensured through testing of raw materials and processes. Fiber properties like length, strength and uniformity are evaluated. Machines are also tested to minimize count variations and improve yarn evenness and strength in the final product.
Wool is obtained from sheep and composed primarily of the protein keratin. It undergoes processing like grading, scouring, and either woolen or worsted methods depending on the final product. Key properties of wool include its ability to insulate by trapping air, absorb up to 20% of its weight in moisture without feeling damp, and repel water due to its crimped structure. Wool fabrics are particularly suitable for winter wear due to these insulating properties.
The document provides an overview of HR policies and practices at Aditya Birla Group, a large Indian conglomerate. It discusses the group's recruitment process which includes job descriptions, competency mapping, interviews and assessments. It also summarizes the 360 degree appraisal process and talent management initiatives like development centers, individual development plans, and talent reviews. Continuous learning is emphasized through the Gyanodaya institute and programs like PRATIBIMB and ANUBHAV.
Textile yarn manufacturing involves several key steps. Fibers are first opened and cleaned through blowroom and carding processes. Drawing further arranges fibers into parallel strands called slivers. Roving attenuates slivers and adds twist. Ring frames then spin roving into yarn using drafts and twist. Combing upgrades raw materials by removing short fibers. The processes work to arrange, draft, and twist fibers into consistent yarns for weaving or other uses.