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  • An optimum design study of the yarn-channel shape of the ...

    The air-interlacing nozzle is an important component for improving the performance in the air-interlacing process. ... POY (partially oriented polyester yarn) filaments, which have 283 dtex linear ...

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  • A new method to evaluate interlacing yarns

    A mathematical model for the prediction of yarn interlacing frequency of air nozzle is proposed, which is determined by the vorticity strength, air density, yarn density and yarn feed speed.

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  • Determination of Yarn Interlacing Frequency of Triangular ...

    Determination of Yarn Interlacing Frequency of Triangular Interlacing Nozzles through a Compressible Flow Simulation August 2008 Textile Research Journal 78(8):699-709

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  • Intelligent laboratory systems thanks to cooperation - Saurer

    Air interlacing jets ... Suction nozzle and SmartJet ... Saurer offers a solution unique to the market: easily operated measuring and testing devices that deliver practice-oriented, absolute measured values that can be seamlessly integrated with data from production. Because Saurer is working with the company Textechno in the area of staple ...

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  • US Patent for High-performance device for air interlacing ...

    A device for air interlacing (10) of a yarn (Y), comprising an interlacing chamber (24), a first entrance channel (22) for receiving the yarn (Y) at the device (10) entrance and feeding it to the interlacing chamber (24), and a second exit channel (23) for receiving the yarn from the interlacing chamber (24) and releasing it at the device exit, in which the interlacing chamber (24) is ...

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  • The Changes of the Textured Yam Physical Properties in ...

    Through the experiments of polyester 85/72 drawn yarn and 50/36 partially oriented yarn doubling' the following results are obtained. The tenacity of textured yarn decreased as the number of tension rings increased when the nozzle diameter was 1.2 mm.

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  • Makhsuda Juraeva's research works

    Makhsuda Juraeva's 22 research works with 142 citations and 1,225 reads, including: Mixing Performance of a Cross-Channel Split-and-Recombine Micro-Mixer Combined with Mixing Cell

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  • Effect of air-jet texturing on adhesion behaviour of ...

    All the air-jet texturing studies were carried out in the Laboratories of Korteks, Turkey on a SSM Stähle RM3T machine with the following parameters: 500. m/min texturing speed, 200 °C heater temperature, Hemajet T341 type of nozzle.. Drawing and air-jet texturing of the feed yarns were performed in one step.

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  • Introduction to intermingling technology

    Compressed air is used for intermingling of filament yarn. Intermingled yarns can be used in flat as well as in textured form and has various applications. 6. References. Basu S. K., Intermingling Process, Man Made Textiles In India. 32(6), 223-228,240 (1989) Demir A., Intermingling interlacing, a survey, Textile Asia 21 (9), 114 (1990)

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  • Intelligent laboratory systems thanks to cooperation - Saurer

    Air interlacing jets ... Suction nozzle and SmartJet ... Saurer offers a solution unique to the market: easily operated measuring and testing devices that deliver practice-oriented, absolute measured values that can be seamlessly integrated with data from production. Because Saurer is working with the company Textechno in the area of staple ...

    Get Price
  • SIP TEXTILE NOZZLE CO.,LTD - Machinery Manufacturers ...

    Find SIP TEXTILE NOZZLE CO.,LTD business offers the leading Manufacturers, Suppliers and Exporters of Machinery from China.

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  • Introduction to intermingling technology

    Compressed air is used for intermingling of filament yarn. Intermingled yarns can be used in flat as well as in textured form and has various applications. 6. References. Basu S. K., Intermingling Process, Man Made Textiles In India. 32(6), 223-228,240 (1989) Demir A., Intermingling interlacing, a survey, Textile Asia 21 (9), 114 (1990)

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  • GlassTwister VGT-P - Saurer

    Our GlassTwister is an innovative high performance ring twisting machine for winding up glass filament and plied yarns and has become well established in the market. Our twisting systems provide an optimum level of variability and flexibility. Along with a range of services oriented …

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  • Process and equipment for bulk-texturizing and ...

    Process for bulk-texturizing and simultaneous interlacing of medium or high-shrinkage multi-filament yarns carried out with a device in which the yarns are made to pass into single or multiple chambers where the yarns come under jets of steam or other gaseous fluid that cause simultaneously their shrinkage, bulk-texturizing and interlacing.

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  • Saurer’s new website: clear, intuitive and responsive - Saurer

    ITMA 2019 marks the start of a new era for Saurer. Our new website in our fresh corporate design went live to coincide with the start of the exhibition. Customers and stakeholders can find to the desired products, services and company information in a few easy navigational steps. The site’s new structure and appear ...

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  • Device for air-intermingling multifilament yarns ...

    The device comprises a body (1, 2) with a continuous yarn channel into which terminate a blast nozzle (7) and a threading slot (8). The yarn channel is defined by two hollow wall surfaces (11.1, 11.2 and 12.1, 12.3) emanating from respectively one rim of the orifice of the threading slot (8) and being symmetrical with respect to a plane of symmetry (E) containing the axis (A) of the yarn channel.

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  • US Patent for Device for reversal of an end-of-stitching ...

    A first nozzle (20) oriented perpendicular to the sewing direction reverses the cut chain (16) over the needle plate (2). Simultaneously, a second nozzle (22) is activated and it projects an air blow towards the end (13a) of the auxiliary tab (13) so that the chain (16) on reversal is prevented from stepping over the auxiliary tab (13).

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  • CN102995146A - Method for manufacturing fine denier porous ...

    The embodiment of the invention discloses a method for manufacturing fine denier porous light network nylon 6 high stretch yarns. The method comprises the following steps of: (a) fusing and high-speed spinning; (b) cross air blasting and cooling; (1) oiling and bundling; (d) winding; (e) yarn guiding and heating; (f) cooling and false twisting; (g) drafting; and (h) interlacing, thereby ...

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  • Advanced finish nozzle system - Goulston Technologies, Inc.

    The Advanced Finish Nozzle (AFN) of the present invention contains compressed air delivery orifices that are used to effect the false twisting and untwisting of the yarn within the nozzle. When air pressure is applied to the AFN, the yarn filaments remain twisted together, and when no air pressure is applied to the AFN the yarn remains untwisted.

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  • Weaving technology for manufacturing high performance ...

    In air jet weaving system, the weft yarn is inserted into the warp shed by a blast of compressed air coming out of a nozzle. Normally the air velocity in tandem and main nozzles exceeds sonic velocity and provides high initial acceleration. Subsequently as the air expands freely, relay nozzles are used to maintain high air velocity across the shed.

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  • Experimental characterization and modeling of GF/PP ...

    air jet texturizing machines 4. The commingled yarn is obtained using reinforcement and matrix yarns as input. These yarns are opened and their filaments are mixed in the air nozzle. The use of overdelivery (delivery speed of input yarns more important than the take out speed of the commingled yarn) is necessary to perform the commingling.

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  • TEKSTİL VE MÜHENDİS (Journal of Textiles and Engineer ...

    and interlacing degree of composite commingled yarns depend on the nozzle design. Air inlet number and inlet angle have an important effect on the structure of inter-mingled yarns. This study also mentioned about impor-tance of air pressure. Because, air pressure enhancement gives an increase to the degree of interlacing of com-mingled yarns [2].

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  • Effect of air-jet texturing on adhesion behaviour of ...

    All the air-jet texturing studies were carried out in the Laboratories of Korteks, Turkey on a SSM Stähle RM3T machine with the following parameters: 500. m/min texturing speed, 200 °C heater temperature, Hemajet T341 type of nozzle.. Drawing and air-jet texturing of the feed yarns were performed in one step.

    Get Price
  • Synthetic Filament Texturization Techniques - BIT Blog

    Synthetic Filament Texturization Techniques. Texturization techniques Textured Yarn Process Techniques and Product developments. Texturization is also called as a disorientation process because in this process the flat continuous filaments are distorted to have loops, crimps, coils or curls along their full length to improve the bulkiness, porosity, softness and elasticity nature of material.

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  • Mechanical characterization of FDM 3D printing of ...

    For this purpose, a cooling fan is mounted on the extruder and the air flow is directed through a tube to the end of the nozzle and the temperature of the printed part is reduced to 30 °C. Fig. 7 shows the overview of FDM printer made by the authors and other components such as new extruder installed and especially cooling fan.

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  • Upholstery sofa (60 photos): matting and anti-vandal ...

    Air permeability. The ability of upholstery material to pass air. It depends on the method of interlacing the fibers, by means of which through pores are formed, contributing to the transmission of air. The presence of additional coatings or impregnation.

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  • Weaving technology for manufacturing high performance ...

    In air jet weaving system, the weft yarn is inserted into the warp shed by a blast of compressed air coming out of a nozzle. Normally the air velocity in tandem and main nozzles exceeds sonic velocity and provides high initial acceleration. Subsequently as the air expands freely, relay nozzles are used to maintain high air velocity across the shed.

    Get Price
  • Effect of air-jet texturing on adhesion behaviour of ...

    All the air-jet texturing studies were carried out in the Laboratories of Korteks, Turkey on a SSM Stähle RM3T machine with the following parameters: 500. m/min texturing speed, 200 °C heater temperature, Hemajet T341 type of nozzle.. Drawing and air-jet texturing of the feed yarns were performed in one step.

    Get Price
  • CAMX 2021 exhibit preview: Revolution Composites ...

    According to Revolution Composites, braiding allows for the custom combination of continuous fibers in an oriented pattern over a tool of nearly any shape or size, eliminating the need for cuts, splices or darts inherent with other composite fabrication methods. The triaxial braiding process creates a single ply of tubular fabric by interlacing ...

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  • Drawing & Texturising Process

    • Interlacing of filaments in the jet can cause the loops to be locked into the yarn, so that twist is unnecessary. 12/5/2018 DRAWING & TEXTURISING 39 • Air-jet texturising process is a purely mechanical method that uses a cold air-stream to produce bulked yarns of low extensibility.

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  • Design of 3D textile preforms as composite materials for ...

    yarns are oriented orthogonally to the warp yarns and parallel to the y-axis. Except for a little out of plane waviness, the warp and weft yarns lie purely in the x-y plane without interlacing each other similarly to a 0/90 laminate. In 3D weaving, a small proportion of in-plane yarns are woven that they bind together the multiple

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  • (PDF) Air-jet textured yarns produced under different heat ...

    I ._----_.. _- _._ -_ ._----- - - - = Air-jet textured yarns produced under different heat-setting conditions from feed yarns of different shrinkage potential v_ K. Kothari, V. K. Yadav, Department 01 Te)(lih~ Technology, Indl,m Institute of Technology, New Delhlllndia 1-10;)t-selling of parallel -end alr-jol lexlur~d yGet Price

  • Mechanical characterization of FDM 3D printing of ...

    For this purpose, a cooling fan is mounted on the extruder and the air flow is directed through a tube to the end of the nozzle and the temperature of the printed part is reduced to 30 °C. Fig. 7 shows the overview of FDM printer made by the authors and other components such as new extruder installed and especially cooling fan.

    Get Price
  • Numerical study of the turbulent flow past an airfoil with ...

    Numerical simulation and experiments on turbulent air flow around the semi-circular profile at zero angle of attack and moderate Reynolds number Computers & Fluids, Vol. 188 Numerical study of rising bubbles with path instability using conservative level-set and adaptive mesh refinement

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  • Upholstery sofa (60 photos): matting and anti-vandal ...

    Air permeability. The ability of upholstery material to pass air. It depends on the method of interlacing the fibers, by means of which through pores are formed, contributing to the transmission of air. The presence of additional coatings or impregnation.

    Get Price
  • Upholstery sofa (60 photos): matting and anti-vandal ...

    Air permeability. The ability of upholstery material to pass air. It depends on the method of interlacing the fibers, by means of which through pores are formed, contributing to the transmission of air. The presence of additional coatings or impregnation.

    Get Price
  • (PDF) Air-jet textured yarns produced under different heat ...

    I ._----_.. _- _._ -_ ._----- - - - = Air-jet textured yarns produced under different heat-setting conditions from feed yarns of different shrinkage potential v_ K. Kothari, V. K. Yadav, Department 01 Te)(lih~ Technology, Indl,m Institute of Technology, New Delhlllndia 1-10;)t-selling of parallel -end alr-jol lexlur~d yGet Price

  • Numerical study of the turbulent flow past an airfoil with ...

    Numerical simulation and experiments on turbulent air flow around the semi-circular profile at zero angle of attack and moderate Reynolds number Computers & Fluids, Vol. 188 Numerical study of rising bubbles with path instability using conservative level-set and adaptive mesh refinement

    Get Price
  • Current Status and Future Outlook for Nonwovens in Japan ...

    Still more, the air-laid nonwovens are composed of short cut or chopped fiber of 100 % synthetic fiber which is called “dry short-fiber synthetic fiber air-laid nonwoven,” and its commercial productions began around 1980. These nonwovens are used as automobile filter, insole, wipes, molding, and others.

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  • High-resolution imaging of dissipative structures in a ...

    High-resolution 2-D imaging of laser Rayleigh scattering is used to measure the detailed structure of the thermal dissipation field in a turbulent non-premixed CH4/H2/N2 jet flame. Measurements are performed in the near field (x/d = 5–20) of the flame where the primary combustion reactions interact with the turbulent flow. The contributions of both the axial and radial gradients to the mean ...

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  • Fabric manufacturing - De Gruyter

    5.5 Air Jet Picking. In air jet picking system, the weft is inserted into the shed by the use of compressed air. The yarn is taken from the supply package cone and wound on to the feeder before insertion to avoid tension variations. The weft is then passed through the main nozzle which provides initial acceleration to the yarn.

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  • A Guide to Canada's Export Control List - GAC

    'AM0', or 'Air Mass Zero', refers to the spectral irradiance of sun light in the earth's outer atmosphere when the distance between the earth and sun is one astronomical unit (AU). 1-3.A.1.f. Rotary input type absolute position encoders having an “accuracy” equal to or less (better) than 1.0 second of arc and specially designed encoder ...

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  • Textile Processing with Effluent Treatment

    made of interlacing fibres. A fabric is a material made through weaving, knitting, spreading, ... Highly Oriented Undrawn Yarn Multifunctional Chain Branches Transfer System Between Melt Source and Spinning Position ... Air Gage Arylamide Spinning Process

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  • A Guide to Canada's Export Control List - GAC

    'AM0', or 'Air Mass Zero', refers to the spectral irradiance of sun light in the earth's outer atmosphere when the distance between the earth and sun is one astronomical unit (AU). 1-3.A.1.f. Rotary input type absolute position encoders having an “accuracy” equal to or less (better) than 1.0 second of arc and specially designed encoder ...

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  • Air Pollution Engineering Manual - EPA

    Air flow through each opening is 500 cfm (Dalla Valle, 1952). Figure 7. Rectangular hood bounded by a plane surface (Hemeon, 1955). or more periodically, and draft velocities of 500 to600fpmare not unusual in many cases. Drafts such as these may prevent capture of air contami- nants by exterior hoods, as illustrated in Figure 9 for the case of ...

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  • Infrared thermography for convective heat transfer ...

    The technique is applied to a hemispherical solar receiver window, with a 5-mm thick fused silica sensor, a radius of 0.31 m and multiple air jets cooling the concave surface. The convective heat transfer coefficient map with a six-nozzle ( d = 8 mm) symmetric window-cooling configuration is shown in Fig. 17.

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  • Numerical study of the turbulent flow past an airfoil with ...

    Numerical simulation and experiments on turbulent air flow around the semi-circular profile at zero angle of attack and moderate Reynolds number Computers & Fluids, Vol. 188 Numerical study of rising bubbles with path instability using conservative level-set and adaptive mesh refinement

    Get Price
  • Fiberglass Glossary

    In the voluminized process, the glass yarns or strands are fed into a nozzle in which an air stream creates a turbulence, imparting bulk. W Yarns lying in the lengthwise direction of the fabric (0° direction) (according to ISO/DIS 13922).

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  • eCFR :: Supplement No. 1 to Part 774, Title 15 -- The ...

    c. Air-cooled diesel engines and engine blocks for armored vehicles that weigh more than 40 tons. d. Fully automatic continuously variable transmissions for tracked combat vehicles. e. Deep water fording kits “specially designed” for ground vehicles controlled by ECCN 0A606.a or USML Category VII. f.

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  • The 2017 Plasma Roadmap: Low temperature plasma science ...

    Journal of Physics D: Applied Physics published the first Plasma Roadmap in 2012 consisting of the individual perspectives of 16 leading experts in the various sub-fields of low temperature …

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  • (PDF) A Self-Learning Manual - Mastering Different Fields ...

    A Self-Learning Manual - Mastering Different Fields of Civil Engineering Works (VC-Q&A Method

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  • EUR-Lex - 32007R1183 - EN - EUR-Lex

    'Insulation' (9) is applied to the components of a rocket motor, i.e. the case, nozzle, inlets, case closures, and includes cured or semi-cured compounded rubber sheet stock containing an insulating or refractory material. It may also be incorporated as stress relief boots or flaps.

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  • ECSS-E-HB-32-20 Part 8A - escies.org

    The compaction is achieved by removing trapped air, vapour and volatiles between plies. DEBULKING. Process: to remove large volumes of air from prepreg materials during their lay-up on or into a mould, whereby some uncured plies of prepreg are formed to the mould surface using a vacuum bag, further plies added to the stack after the bag is removed.

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  • Fabric manufacturing - De Gruyter

    5.5 Air Jet Picking. In air jet picking system, the weft is inserted into the shed by the use of compressed air. The yarn is taken from the supply package cone and wound on to the feeder before insertion to avoid tension variations. The weft is then passed through the main nozzle which provides initial acceleration to the yarn.

    Get Price
  • Textile Processing with Effluent Treatment

    made of interlacing fibres. A fabric is a material made through weaving, knitting, spreading, ... Highly Oriented Undrawn Yarn Multifunctional Chain Branches Transfer System Between Melt Source and Spinning Position ... Air Gage Arylamide Spinning Process

    Get Price
  • Potential fabric-reinforced composites: a comprehensive ...

    Fabric-based laminated composites are used considerably for multifaceted applications in the automotive, transportation, defense, and structural construction sectors. The fabrics used for composite materials production possess some outstanding features including being lighter weight, higher strength, and lower cost, which helps explain the rising interest in these fabrics among researchers ...

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  • A Guide To Canada's Export Controls - 2010 - GAC

    Remaining in the “superconductive” state at a temperature of 4.2 K (-268.96° C) when exposed to a magnetic field oriented in any direction perpendicular to the longitudinal axis of conductor and corresponding to a magnetic induction of 12 T with critical current density exceeding 1,750 A/mm 2 on overall cross-section of the conductor.

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  • Puntalama işleminde üretim parametrelerinin ve filament ...

    Bu amaçla iki farklı inceliğe (122, 283 dtex) ve iki farklı filament sayısına (68, 100) sahip POY (Partially Oriented Yarn), hammadde olarak kullanılmıştır. POY bobinleri, hız üç seviyede (150, 300, 450 m/dk) ve basınç üç seviyede (3, 5, 6 bar) seçilerek puntalama işlemine tabi tutulmuştur.

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  • The Dual-Use and Related Goods (Export Control ...

    These Regulations implement certain aspects of Council Regulation (EC) 3381/94 (“the EC Regulation”), which sets up a Community regime for the control of exports of dual-use goods, and related matters. The EC Regulation and these Regulations replace the export controls on such goods that were previously contained in the Export of Goods (Control) Order 1994, as amended (“the Order”).

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  • EUR-Lex - 32007R1183 - EN - EUR-Lex

    (2) In order to enable Member States and the Community to comply with their international commitments, Annex I to Regulation (EC) No 1334/2000 establishes the common list of dual-use items and technology referred to in Article 3 of that Regulation, which implements internationally agreed dual-use controls, including the Wassenaar Arrangement, the Missile Technology Control Regime (MTCR), the ...

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  • EUR-Lex - 32016R1969 - EN - EUR-Lex

    'Insulation' (9) is applied to the components of a rocket motor, i.e. the case, nozzle, inlets, case closures, and includes cured or semi-cured compounded rubber sheet stock containing an insulating or refractory material. It may also be incorporated as stress relief boots or flaps.

    Get Price
  • South china bleaching & dyeing factory ltd ...

    The main nozzle is supplied with ‘air jet’ by actuating high speed valve (2). Once the weft yarn enters the shed, relay nozzles (3) are actuated in small groups are actuated by high speed valves. The weft is constrained in the profile reed (4). Stretch nozzle …

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