Method of producing an air textured yarn - ScienceONComplete specifications

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  • US4610131A - Method of forming air textured boucle yarn ...

    A boucle yarn is produced by entangling a drawn core yarn and an air textured, drawn effect yarn. The air textured, drawn effect yarn provides a plurality of randomly spaced curls or loops around the core yarn to produce the boucle yarn appearance. A number of the random curls or loops are embedded in the core yarn during the entangling process.

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  • Method of forming air textured boucle yarn - Milliken ...

    I claim: 1. The method of producing a boucle type yarn comprising the steps of: supplying a multifilament, partially oriented, synthetic effect yarn, drawing said effect yarn, air jet texturing said effect yarn after drawing of same, supplying a multifilament, untextured partially oriented synthetic core yarn, drawing said core yarn, entangling said drawn core yarn and said air textured effect ...

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  • (PDF) Manufacturing of Air-Textured type yarn without ...

    Air-textured yarns are.normally produced by over-feeding a pre-twisted multifilament yarn into a turbulence of air- stream. Random loops are thus caused to form in each …

    Get Price
  • Ayt, Air Jet Textured Yarn - PolySpinTex, Inc.

    Air jet textured yarns are a spun look like alternative to the more synthetic hand of false twist textured yarns. This page will explain how ATY is produced and where it is used. We will show you the difference between a parallel and a core effect yarn and will show in some detail what an ATY machines look like.

    Get Price
  • Multi-ply air textured yarn - Milliken Research Corporation

    1990-12-21 · I claim: 1. The method of producing a multi-ply yarn comprising the steps of: supplying at least three separate partially oriented synthetic filament yarns, merging the three supplied yarns, drawing the supplied merged yarns twice each at the same draw ratio, supplying the twice drawn yarns into an air jet, supplying air under pressure into said air jet, commingling and air texturing the ...

    Get Price
  • US4437301A - Method of making yarn - Google Patents

    Method of manufacturing air textured threads WO2001038618A2 (en) * 1999-11-23: 2001-05-31: Milliken & Company: Novel holographic air-jet textured yarn US20090084192A1 (en) * 2007-09-28: 2009-04-02: Caterpillar Inc. Hydraulics management for bounded implements

    Get Price
  • Optimization of process parameters in air-jet texturing of ...

    2010-9-14 · Keywords: Air-jet texturing, Polyester/viscose blended yarn, Physical bulk 1 Introduction Air-jet texturing is one of the several processes used to convert synthetic filament yarns to textured yarns and is the most versatile of all known texturing methods. The air-jet texturing process is widely

    Get Price
  • Method of making textured continuous filament yarn ...

    What we claim is: 1. Method for the manufacture of textured continuous filament yarn from a sliver or a roving comprising at least staple fibre material, comprising the steps of drafting said sliver or roving in a wet condition to form a thinner fibre strand, combining the wet thinner fibre strand so drafted with at least one stable continuous filament to form a filament-fibre blend, and then ...

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  • Air Jet Texturising A Versatile Process of Texturising ...

    2012-3-15 · The air-jet texturising process is by far the most versatile of all the yarn texturising methods in that it can blend filaments together during processing. Air textured yarn is very bulky with ...

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  • Air-Jet Yarn - an overview

    Figure 10.6 shows a micrograph of an air-jet yarn made from 50/50 polyester/cotton staple fibers, the polyester fibers having a length of 1.5 inches ( 38 mm) and the cotton an upper half mean length of 1.05 inches ( 27 mm). The wrappers that give the structure cohesion are denoted by W in the micrographs. Polyester dominates the wrappers and cotton is more prevalent in the core.

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  • Yarn and thread manufacturing methods for high

    2018-1-1 · Yarns can be interlaced, interlooped, or intertwined to produce a range of textile products. The manufacturing of yarns involves the conversion of staple fibers and/or filaments into linear fibrous assemblies. Ring spinning is the most common method of producing staple yarn and is the quality benchmark for alternative staple spinning methods.

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  • Polyester textured yarn fabricated spun-like filament by ...

    2013-12-12 · POLYESTER TEXTURED YARN FABRlCATED SPUN-LIKE FILAMENT BY ROTOR TWISTER 279 2 Materials and Methods 2.1 Materials The draw-textured yarns of 33.33 tex 96f, 66.67 tex 160f and 100 tex 256f polyester filament yarns were obtained commercially and used as the core yarns. The polyester (12.8 tex 36f) partially oriented

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  • Textile Standards - ASTM International

    Textile Standards. ASTM's textile standards provide the specifications and test methods for the physical, mechanical, and chemical properties of textiles, fabrics, and cloths, as well as the natural and artificial fibers that constitute them. The textiles covered by these standards are commonly formed by weaving, knitting, or spinning together ...

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  • China 100% Polypropylene Air Texturing Yarn 900d PP Aty ...

    100% polypropylene Air Texturing Yarn 900D PP ATY Yarn PP ATY (air-jet textured yarn), through using compressed air to make the filament air textured and the outer part of the tow crimped lightly, and then make it partially broken, finally forming a number of broken ends, which looks very close to the conventional textile method of short-staple, and finally get ATY yarn.

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  • Thread Production - Learn about Thread Manufacturing ...

    The most common method of producing these threads is by false twisting. In this process, the filament yarn is subjected to heat, by contact or by convection, to soften the filaments. The yarn is then subjected to a rotational force which results in twist being inserted.

    Get Price
  • Textile Cores - Sonoco

    2018-8-2 · Yarn transfer/string-up is a critical component of the fiber producing process. A number of factors impact yarn transfer efficiency, including yarn tension, polymer type and quench air uniformity. One of the easiest ways to improve string-up efficiency is to use a high quality tube that is tailored to your specific operations. Our

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  • Technical Product Guide - AGY

    2014-6-26 · letters would change as the method of production changed. If the method of manufacture changed to a single-end roving, the designator would be changed (e.g., 449-AA-750 multi-end roving compared to ZenTron ® 758-AB-675 single-end roving). Note that each company producing …

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  • Polyester Yarn - an overview

    The force–strain diagram of polyester (Figure 4.11) has three characteristic zones: In the first part, the valence angles open, which means that the angle of the zig-zag chain is widened.In the second zone, the chains begin to extract themselves from the amorphous areas. In the third zone, the jamming of the drawn-out chains is starting, and the growth of the crystalline areas occurs, which ...

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  • How yarn is made - material, manufacture, making, history ...

    Textured, crimped, or bulked yarn comprised one half of the total spun. Textured yarn has higher volume due to physical, chemical, or heat treatments. Crimped yarn is made of thermoplastic fibers of deformed shape. Bulked yarn is formed from fibers that are …

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  • Textile Adviser: TYPES OF YARN, CLASSIFICATION OF YARN

    2018-10-23 · This yarn is manufactured on an open-end machine( rotor spinning machine). The yarn is directly spun from a sliver obtained from carding. Many processes of spinning are bypassed in this method of producing the yarn. Therefore yarn obtained from this process is cheaper than ring frame yarn. This type of yarn contains short fibres. It has poor ...

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  • (PDF) Development of air-jet textured and twisted carbon ...

    Development of air-jet textured and twisted carbon fibre–polyamide 6,6 hybrid yarn for the production of thermoplastic composite materials June 2018 Proceedings of the Estonian Academy of ...

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  • Textile Standards - ASTM International

    Textile Standards. ASTM's textile standards provide the specifications and test methods for the physical, mechanical, and chemical properties of textiles, fabrics, and cloths, as well as the natural and artificial fibers that constitute them. The textiles covered by these standards are commonly formed by weaving, knitting, or spinning together ...

    Get Price
  • Polyester textured yarn fabricated spun-like filament by ...

    2013-12-12 · POLYESTER TEXTURED YARN FABRlCATED SPUN-LIKE FILAMENT BY ROTOR TWISTER 279 2 Materials and Methods 2.1 Materials The draw-textured yarns of 33.33 tex 96f, 66.67 tex 160f and 100 tex 256f polyester filament yarns were obtained commercially and used as the core yarns. The polyester (12.8 tex 36f) partially oriented

    Get Price
  • (PDF) Production and Properties Of Core Spun Yarns and ...

    15.Proper piecing method should be implemented in spinning to avoid improper core yarn. 16.Traverse motion should not be utilised for producing good core yarn. 17.Precaution should to be taken for keeping the drafting zone clean. Cots, apron condition, should be fluff and fly free. 18.Buffing should be done for every 30 days for producing Good ...

    Get Price
  • Functional Active & Sportswear Fabrics

    2016-5-13 · 5and have high heat and moisture management properties, light weight, fast drying properties and feature Active & Sportswear Fabrics In twenty first century, clothing is an important issue for general consumer, active athletes and for those who practice sports just for …

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  • Advanced weaving technologies for high-performance

    2018-1-1 · Air-jet weaving machines are supplied with compressed air from a central source or equipped with individual built-in compression units. For modern air-jet weaving machines, the weft yarn is delivered by a main nozzle and a series of synchronized relay nozzles. This has made it possible to weave wide fabrics and to use thick yarns as weft.

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  • Textile Cores - Sonoco

    2018-8-2 · Yarn transfer/string-up is a critical component of the fiber producing process. A number of factors impact yarn transfer efficiency, including yarn tension, polymer type and quench air uniformity. One of the easiest ways to improve string-up efficiency is to use a high quality tube that is tailored to your specific operations. Our

    Get Price
  • Textile Adviser: TYPES OF YARN, CLASSIFICATION OF YARN

    2018-10-23 · This yarn is manufactured on an open-end machine( rotor spinning machine). The yarn is directly spun from a sliver obtained from carding. Many processes of spinning are bypassed in this method of producing the yarn. Therefore yarn obtained from this process is cheaper than ring frame yarn. This type of yarn contains short fibres. It has poor ...

    Get Price
  • multi color yarn dyeing machine, multi color yarn dyeing ...

    Alibaba.com offers 1,273 multi color yarn dyeing machine products. A wide variety of multi color yarn dyeing machine options are available to you, such as local …

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  • Chapter 4 Flashcards

    Air-Jet Method:-jet of high-velocity air is directed at a multifilament yarn, which separates the fibers, forcing some filaments to form loops and turns-result = builder, less lustrous yarn-many yarn style variations possible by varying yarn types and air-jet volumes Knit-Deknit method:

    Get Price
  • Thread Production - Learn about Thread Manufacturing ...

    The most common method of producing these threads is by false twisting. In this process, the filament yarn is subjected to heat, by contact or by convection, to soften the filaments. The yarn is then subjected to a rotational force which results in twist being inserted.

    Get Price
  • (PDF) Production and Properties Of Core Spun Yarns and ...

    15.Proper piecing method should be implemented in spinning to avoid improper core yarn. 16.Traverse motion should not be utilised for producing good core yarn. 17.Precaution should to be taken for keeping the drafting zone clean. Cots, apron condition, should be fluff and fly free. 18.Buffing should be done for every 30 days for producing Good ...

    Get Price
  • Functional Active & Sportswear Fabrics

    2016-5-13 · 5and have high heat and moisture management properties, light weight, fast drying properties and feature Active & Sportswear Fabrics In twenty first century, clothing is an important issue for general consumer, active athletes and for those who practice sports just for …

    Get Price
  • Specifications for Shell Eggs - Agricultural Marketing

    2020-5-8 · Specifications for Shell Eggs ... It may include method of packing, type of packaging and materials used, weights, sealing ... of the air cell, and condition of the white and yolk. Grades apply to edible shell eggs in lot quantities rather than on an individual egg

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  • SPECIFICATIONS AND TECHNICAL REQUIREMENTS FOR

    2020-2-5 · SPECIFICATIONS AND TECHNICAL REQUIREMENTS FOR THE MANUFACTURING AND ... Standard Test Method for Density and Specific Gravity (Relative Density) of Plastics by Displacement. ASTM D1004 ... ASTM D5721 Standard Practice for Air-Oven Aging of Polyolefin Geomembranes.

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  • Fiber & Filament Making Thus being able to be

    machine (specifications are listed in Table 2) which was exhibited at ITMA'95 . It is capable of operating at 1,300 m/min. or higher because (i) The high temperature heater, (ii) The forced air cooling plate and (iii) The nip twister are all aligned with the running yarn.

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  • Elemental - s3-ap-southeast-2.amazonaws.com

    2021-5-21 · significantly increasing the air flow capability of the tile, this in turn increases the acoustic absorption results. This is an important acoustic concept. The air flow, breathable feature of QuietBack™ is the result of removing harmful and sound-inhibiting PVC, bitumen and fiberglass substrates, allowing the product to offer

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  • Zero Air for Gas Chromatography - Parker Hannifin

    2014-4-30 · the compound(s) of interest. Zero Air, which contains <0.1 ppm of hydrocarbons, is typi-cally used as the oxidant. In many laboratories, Zero Air is synthetic air provided by an expensive high-pressure gas cylinder. While this is a satisfactory method, the use of an in-house generator to provide Zero Air for FID detection is safer,

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  • Innovation In Weaving

    2020-3-26 · Innovation In Weaving. March 26, 2020. CCI Tech Inc.’s Lutan.com sample warper is capable of producing intricate color sequences for narrow-wide samples and medium run production. Weaving technology manufacturers are on the way to …

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  • Chapter 4 Flashcards

    Air-Jet Method:-jet of high-velocity air is directed at a multifilament yarn, which separates the fibers, forcing some filaments to form loops and turns-result = builder, less lustrous yarn-many yarn style variations possible by varying yarn types and air-jet volumes Knit-Deknit method:

    Get Price
  • I 2.1 Preparation of Yarn Samples - NOPR: Home

    2016-7-20 · ORA yarn is approximately two and a half times greater than that of RIA yarn. This can be attributed to the fact that in dref-3 yarn, the fibres in the core lie parallel to the yarn axis and tend to act as one unit, thus greatly restricting the relati ve movement of fibres. The higher flexural rigidity of dref-3 yarn …

    Get Price
  • EPO - T 0596/88 () of 30.10.1991

    1991-10-30 · 'A method of producing a twistless yarn from at least two separate strands (1, 2, 3) of thermoplastic strand material by drawing at least one strand (2, 3) by an amount such that the ratio of draw is higher than the draw ratio known in the art as normal for the particular material of which the strand is made, subjecting the strands to a ...

    Get Price
  • Textile Cores - Sonoco

    2018-8-2 · Yarn transfer/string-up is a critical component of the fiber producing process. A number of factors impact yarn transfer efficiency, including yarn tension, polymer type and quench air uniformity. One of the easiest ways to improve string-up efficiency is to use a high quality tube that is tailored to your specific operations. Our

    Get Price
  • (PDF) Production and Properties Of Core Spun Yarns and ...

    15.Proper piecing method should be implemented in spinning to avoid improper core yarn. 16.Traverse motion should not be utilised for producing good core yarn. 17.Precaution should to be taken for keeping the drafting zone clean. Cots, apron condition, should be fluff and fly free. 18.Buffing should be done for every 30 days for producing Good ...

    Get Price
  • The Complete Technology Book on Textile Processing

    Deep-Dyeing Textured Yarn Spun at High Speed High Speed Production of Preoriented Yarn Vinyl Copolymer to Reduce Pilling Anti-Pilling Filaments with High Tenacity and low Knot Tenacity Low carboxyl Polyester Fibers Using Alkali Metal salt as catalyst Antistatic Polyether-Polyester Block Copolymer Process for Textured Yarn C-Shaped Filaments Nylons

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  • Textile - Textile consumption

    2021-8-26 · Textile - Textile - Textile consumption: Textiles are commonly associated with clothing and soft furnishings, an association that accounts for the great emphasis on style and design in textiles. These consume a large portion of total industry production. …

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  • Yarns used in technical textiles

    Various yarns are used in technical textiles, which include natural as well as man-made yarns depending upon various applications of the end products.,the ITJ Features brings authentic articles, stories, cover story, write-ups, textile info, textile report, textile article, fashion article, technology article, industry report, case studies, news articles, opinion, product news, industry news ...

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  • Effect of Lycra draw ratio on Poly/Lycra air-covered yarns ...

    The permanent deformation of air covered yarns is found to rise with increase in Lycra draw ratio, and the air covered yarns produced at low Lycra draw ratio have better dimensional stability, infer M C Burji, P V Kadole, M Y Gudiyawar and B M Patil.. The core yarns have a structure in which one of the components, usually a synthetic filament, either mono or multi, is covered by another ...

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  • Textile Yarns

    2012-5-22 · (1) Spun yarn, (2) Filament yarn & (3) Textured Yarn 5/22/12 pun Yarns. Spun yarn is made by twisting or otherwise bonding staple fibers together to make a cohesive thread. Twisting fibers into yarn in the process called spinning. Spinning was one of the very first processes to be industrialized.

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  • Textile Standards - ASTM International

    Textile Standards. ASTM's textile standards provide the specifications and test methods for the physical, mechanical, and chemical properties of textiles, fabrics, and cloths, as well as the natural and artificial fibers that constitute them. The textiles covered by these standards are commonly formed by weaving, knitting, or spinning together ...

    Get Price
  • Textile Standards - ASTM International

    Textile Standards. ASTM's textile standards provide the specifications and test methods for the physical, mechanical, and chemical properties of textiles, fabrics, and cloths, as well as the natural and artificial fibers that constitute them. The textiles covered by these standards are commonly formed by weaving, knitting, or spinning together ...

    Get Price
  • (PDF) Production and Properties Of Core Spun Yarns and ...

    15.Proper piecing method should be implemented in spinning to avoid improper core yarn. 16.Traverse motion should not be utilised for producing good core yarn. 17.Precaution should to be taken for keeping the drafting zone clean. Cots, apron condition, should be fluff and fly free. 18.Buffing should be done for every 30 days for producing Good ...

    Get Price
  • I 2.1 Preparation of Yarn Samples - NOPR: Home

    2016-7-20 · ORA yarn is approximately two and a half times greater than that of RIA yarn. This can be attributed to the fact that in dref-3 yarn, the fibres in the core lie parallel to the yarn axis and tend to act as one unit, thus greatly restricting the relati ve movement of fibres. The higher flexural rigidity of dref-3 yarn …

    Get Price
  • How yarn is made - material, manufacture, making, history ...

    Textured, crimped, or bulked yarn comprised one half of the total spun. Textured yarn has higher volume due to physical, chemical, or heat treatments. Crimped yarn is made of thermoplastic fibers of deformed shape. Bulked yarn is formed from fibers that are …

    Get Price
  • Glass Fibers - ASM International

    2013-10-1 · bers and yarns. This data book also lists all yarn counts, fabric constructions, fabric weights, and commercial sources. ASTM Test Methods. ASTM has published standard test methods for glass density (Ref 17), alternating current loss characteristics and di-electric constant (Ref 18), direct current conduc-tance of insulating materials (Ref 19 ...

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  • Specifications for Shell Eggs - Agricultural Marketing

    2020-5-8 · Specifications for Shell Eggs ... It may include method of packing, type of packaging and materials used, weights, sealing ... of the air cell, and condition of the white and yolk. Grades apply to edible shell eggs in lot quantities rather than on an individual egg

    Get Price
  • p r o x . 1 8 0 0 U m i n 0.1 bar steps S F C DSD SFC ...

    2021-4-27 · and compressed air availability, but also guarantees optimum energy efficiency. The most efficient method of producing compressed air is by using large, low speed airends – airends in DSD SFC compressors have a typical maximum rotation speed of approximately 1900 rpm. Further advantages include long service life and reduced maintenance ...

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  • Textile Yarns

    2012-5-22 · (1) Spun yarn, (2) Filament yarn & (3) Textured Yarn 5/22/12 pun Yarns. Spun yarn is made by twisting or otherwise bonding staple fibers together to make a cohesive thread. Twisting fibers into yarn in the process called spinning. Spinning was one of the very first processes to be industrialized.

    Get Price
  • How Much Will Compressed Air Cost You?

    2015-12-16 · Over 10 years of operating, a typical industrial air compressor can accumulate up to 800,000 in electricity costs. Many factors impact the cost of compressed air. How long you run your air compressor and the cost of electricity in your area both can drive up cost. Technical specifications …

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  • A new method for mmWave antennas & components -

    2 天前 · Making waves: A new method for mmWave antennas and components. A new hardware integration platform proposal for millimeter-wave antennas and components recently took center stage at the 2020 European conference on Antennas and Propagation. The technology involved offers a low-cost, mass-producible solution targeting 5G and beyond 5G applications.

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  • I 2.1 Preparation of Yarn Samples - NOPR: Home

    2016-7-20 · ORA yarn is approximately two and a half times greater than that of RIA yarn. This can be attributed to the fact that in dref-3 yarn, the fibres in the core lie parallel to the yarn axis and tend to act as one unit, thus greatly restricting the relati ve movement of fibres. The higher flexural rigidity of dref-3 yarn …

    Get Price
  • EPO - T 0596/88 () of 30.10.1991

    1991-10-30 · 'A method of producing a twistless yarn from at least two separate strands (1, 2, 3) of thermoplastic strand material by drawing at least one strand (2, 3) by an amount such that the ratio of draw is higher than the draw ratio known in the art as normal for the particular material of which the strand is made, subjecting the strands to a ...

    Get Price
  • FLOCK AND THE FLOCKING PROCESS - your global yarn &

    The electrostatic method is perhaps the most viable flocking method, especially for the printer doing more than an occasional flocking job. Flocking material can also be sprayed using an air compressor, reservoir, and spray gun similar to spraying paint. It is primarily used when large areas require flocking.

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  • PLA Filament Texturing Process Guide - NatureWorks

    2010-12-6 · Producing Package Dyed Products This information is intended to be used only as a guide for the Manufacture of PLA textured fibers for package dying. Because production of fibers is a complex process, an experimental approach may be required to achieve desired results.

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  • Yarns used in technical textiles

    Various yarns are used in technical textiles, which include natural as well as man-made yarns depending upon various applications of the end products.,the ITJ Features brings authentic articles, stories, cover story, write-ups, textile info, textile report, textile article, fashion article, technology article, industry report, case studies, news articles, opinion, product news, industry news ...

    Get Price
  • What is Polyester Fabric: Properties, How its Made and ...

    2019-6-12 · Polyester is a synthetic fabric that’s usually derived from petroleum. This fabric is one of the world’s most popular textiles, and it is used in thousands of different consumer and industrial applications. Chemically, polyester is a polymer primarily …

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  • Textile Resources - Textile Glossary - Cotton Incorporated

    A yarn numbering method in which the numerical value describes the weight to length ratio; like denier, the larger the yarn number, the thicker or heavier the filament or yarn. Discharge Printing Process where the fabric is first piece dyed and then printed with a paste that contains a chemical which destroys one of the dyes used (white).

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  • Mobiltech: Nonwoven vs woven & knits

    The average car uses over 33 square metres of textile fabric of all types of interiors alone - nonwovens represent just over 10% of that with about 3.64 sq m per vehicle. Add the 'working' or unseen fabrics, under the hood, filtration, sound absorption and the like, and the usage is much greater.

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  • Selecting Your Sewing Threads - Guidance - Coats

    Textured Filament Thread is usually made from polyester and is used primarily as the looper thread for cover stitches. Texturing filaments gives the yarn more cover and high extensibility, but makes the thread more subject to snagging. Basics of thread …

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  • Textile Handbook PDF by The Hong Kong Cotton Spinners ...

    Textile Handbook. By The Hong Kong Cotton Spinners Association. Brief Content: Chapter 1 Textile Fibres. Chapter 2 Spinning Processes and Types of Yarn. Charter 3 Weaving and Woven Fabrics. Chapter 4 Knitting and Knitted Fabrics. Chapter 5 Textile Coloration and Finishing Treatments.

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  • US4610131A - Method of forming air textured boucle yarn ...

    A boucle yarn is produced by entangling a drawn core yarn and an air textured, drawn effect yarn. The air textured, drawn effect yarn provides a plurality of randomly spaced curls or loops around the core yarn to produce the boucle yarn appearance. A number of the random curls or loops are embedded in the core yarn during the entangling process.

    Get Price
  • Method of forming air textured boucle yarn - Milliken ...

    I claim: 1. The method of producing a boucle type yarn comprising the steps of: supplying a multifilament, partially oriented, synthetic effect yarn, drawing said effect yarn, air jet texturing said effect yarn after drawing of same, supplying a multifilament, untextured partially oriented synthetic core yarn, drawing said core yarn, entangling said drawn core yarn and said air textured effect ...

    Get Price
  • (PDF) Manufacturing of Air-Textured type yarn without ...

    Air-textured yarns are.normally produced by over-feeding a pre-twisted multifilament yarn into a turbulence of air- stream. Random loops are thus caused to form in each individual filament so that ...

    Get Price
  • Ayt, Air Jet Textured Yarn - PolySpinTex, Inc.

    Air jet textured yarns are a spun look like alternative to the more synthetic hand of false twist textured yarns. This page will explain how ATY is produced and where it is used. We will show you the difference between a parallel and a core effect yarn and will show in some detail what an ATY machines look like.

    Get Price
  • Multi-ply air textured yarn - Milliken Research Corporation

    1990-12-21 · I claim: 1. The method of producing a multi-ply yarn comprising the steps of: supplying at least three separate partially oriented synthetic filament yarns, merging the three supplied yarns, drawing the supplied merged yarns twice each at the same draw ratio, supplying the twice drawn yarns into an air jet, supplying air under pressure into said air jet, commingling and air texturing the ...

    Get Price
  • US4437301A - Method of making yarn - Google Patents

    Method of manufacturing air textured threads WO2001038618A2 (en) * 1999-11-23: 2001-05-31: Milliken & Company: Novel holographic air-jet textured yarn US20090084192A1 (en) * 2007-09-28: 2009-04-02: Caterpillar Inc. Hydraulics management for bounded implements

    Get Price
  • Optimization of process parameters in air-jet texturing of ...

    2010-9-14 · Keywords: Air-jet texturing, Polyester/viscose blended yarn, Physical bulk 1 Introduction Air-jet texturing is one of the several processes used to convert synthetic filament yarns to textured yarns and is the most versatile of all known texturing methods. The air-jet texturing process is widely

    Get Price
  • Method of making textured continuous filament yarn ...

    What we claim is: 1. Method for the manufacture of textured continuous filament yarn from a sliver or a roving comprising at least staple fibre material, comprising the steps of drafting said sliver or roving in a wet condition to form a thinner fibre strand, combining the wet thinner fibre strand so drafted with at least one stable continuous filament to form a filament-fibre blend, and then ...

    Get Price
  • Air Jet Texturising A Versatile Process of Texturising ...

    The air-jet texturising process is by far the most versatile of all the yarn texturising methods in that it can blend filaments together during processing. Air textured yarn is very bulky with ...

    Get Price
  • Air-Jet Yarn - an overview

    Figure 10.6 shows a micrograph of an air-jet yarn made from 50/50 polyester/cotton staple fibers, the polyester fibers having a length of 1.5 inches ( 38 mm) and the cotton an upper half mean length of 1.05 inches ( 27 mm). The wrappers that give the structure cohesion are denoted by W in the micrographs. Polyester dominates the wrappers and cotton is more prevalent in the core.

    Get Price