EP2963161A1-Spinning nozzle production process

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  • Electrospinning: an advanced nanofiber production ...

    Electrospinning process, fiber morphology, fibrous structure, and fiber production rate are governed by a number of parameters, e.g. applied voltage, flow rate, nozzle diameter, collecting distance, solution properties (e.g. polymer molecular weight, concentration, electrical conductivity, surface tension, solvent properties), and ambient ...

    Get Price
  • Production Nozzle-Less Electrospinning Nanofiber ...

    2010-12-1 · The theoretical background and technical capabilities of the free liquid surface (nozzle-less) electrospinnig process is described. The process is the basis of both laboratory and industrial production machines known as Nanospider TM and developed by Elmarco s.r.o. Technical capabilities of the machines (productivity, nanofiber layer metrics, and quality) are described in detail.Comparison ...

    Get Price
  • [PDF] Development of Spinning Process for Manufacturing ...

    ABSTRACT Spinning process to inner wall has been applied for reducing the weight of regenerative cooling chamber of liquid propellent rocket engine. The fractures of th e blanks of cylinder part and nozzle throat part have been observed during spinning processes. In or der to overcome the problem, the mandrel and the blank shape have been modified, and the inner w all was successfully ...

    Get Price
  • Molybdenum Spinning Nozzle

    2021-7-29 · SAM is a reliable supplier of Molybdenum Spinning Nozzle. We provide customized products to fit your specific requirements.

    Get Price
  • Numerical and experimental study of the influence of ...

    The Jet-ring spinning or Nozzle-Ring spinning technique [16,17] is a new technique which combines both features of conventional ring and air-jet spinning technology. A single nozzle was placed below the yarn formation zone andacted in a way similar to the first nozzle used in air-jet spinning…

    Get Price
  • Nozzle tips for hot runner nozzles

    Glass fiber-reinforced plastics are exceptionally strong during processing but also highly abrasive. During the production process they can place considerable strain on hot runner systems - and the hot runner nozzles in particular. An optimum combination of thermal …

    Get Price
  • Preparation of Solution Blown Polyamic Acid Nanofibers

    2019-1-20 · in a volatile solvent, and a high-velocity gas source [14]. For spinning apparatus, a specialized nozzle that consists of an inner nozzle, through which a polymer solution is pumped and a concentric outer nozzle that supplies pressurized gas is of great necessity [15]. During the SBS process…

    Get Price
  • 6.9 Synthetic Fibers - US EPA

    2021-6-25 · Reaction spinning Spandex Rayon (viscose process) 6.9.2.1 Melt Spinning - Melt spinning uses heat to melt the polymer to a viscosity suitable for extrusion. This type of spinning is used for polymers that are not decomposed or degraded by the temperatures necessary for extrusion. Polymer chips may be melted by a number of methods.

    Get Price
  • Yarn Spinning - Air Jet Spinning - Textile School

    2010-10-27 · Air jet spinning has offered yarn manufacturers the opportunity to produce yarn at relatively high production rate. Unlike other spinning methods in which productivity is limited by the amount of twist in the yarn, Air Jet yarns can be produced at the same production rate regardless of yarn counts. Murata Vortex Spinners are one such leading Air Jet spinning …

    Get Price
  • Air Jet Spinning - Textile Study Center

    2017-12-3 · Figure 3 :production of fascinated yarn using the false twisting method Two nozzle air-jet spinning ( Murata MJS System ) Ⅰ. Figure 5 shows a schematic of a Murata MJS double nozzle air jet spinning system.The feed material is a draw frame sliver fed …

    Get Price
  • Electrospinning: an advanced nanofiber production ...

    Electrospinning process, fiber morphology, fibrous structure, and fiber production rate are governed by a number of parameters, e.g. applied voltage, flow rate, nozzle diameter, collecting distance, solution properties (e.g. polymer molecular weight, concentration, electrical conductivity, surface tension, solvent properties), and ambient ...

    Get Price
  • Production Nozzle-Less Electrospinning Nanofiber ...

    2010-12-1 · The theoretical background and technical capabilities of the free liquid surface (nozzle-less) electrospinnig process is described. The process is the basis of both laboratory and industrial production machines known as Nanospider TM and developed by Elmarco s.r.o. Technical capabilities of the machines (productivity, nanofiber layer metrics, and quality) are described in detail.Comparison ...

    Get Price
  • [PDF] Development of Spinning Process for Manufacturing ...

    ABSTRACT Spinning process to inner wall has been applied for reducing the weight of regenerative cooling chamber of liquid propellent rocket engine. The fractures of th e blanks of cylinder part and nozzle throat part have been observed during spinning processes. In or der to overcome the problem, the mandrel and the blank shape have been modified, and the inner w all was successfully ...

    Get Price
  • Molybdenum Spinning Nozzle

    2021-7-29 · SAM is a reliable supplier of Molybdenum Spinning Nozzle. We provide customized products to fit your specific requirements.

    Get Price
  • Numerical and experimental study of the influence of ...

    The Jet-ring spinning or Nozzle-Ring spinning technique [16,17] is a new technique which combines both features of conventional ring and air-jet spinning technology. A single nozzle was placed below the yarn formation zone andacted in a way similar to the first nozzle used in air-jet spinning…

    Get Price
  • Nozzle tips for hot runner nozzles

    Glass fiber-reinforced plastics are exceptionally strong during processing but also highly abrasive. During the production process they can place considerable strain on hot runner systems - and the hot runner nozzles in particular. An optimum combination of thermal conductivity and material hardness is required. For PLANSEE, that's not a problem.

    Get Price
  • Preparation of Solution Blown Polyamic Acid Nanofibers

    2019-1-20 · in a volatile solvent, and a high-velocity gas source [14]. For spinning apparatus, a specialized nozzle that consists of an inner nozzle, through which a polymer solution is pumped and a concentric outer nozzle that supplies pressurized gas is of great necessity [15]. During the SBS process…

    Get Price
  • 6.9 Synthetic Fibers - US EPA

    2021-6-25 · Reaction spinning Spandex Rayon (viscose process) 6.9.2.1 Melt Spinning - Melt spinning uses heat to melt the polymer to a viscosity suitable for extrusion. This type of spinning is used for polymers that are not decomposed or degraded by the temperatures necessary for extrusion. Polymer chips may be melted by a number of methods.

    Get Price
  • Yarn Spinning - Air Jet Spinning - Textile School

    2010-10-27 · Air jet spinning has offered yarn manufacturers the opportunity to produce yarn at relatively high production rate. Unlike other spinning methods in which productivity is limited by the amount of twist in the yarn, Air Jet yarns can be produced at the same production rate regardless of yarn counts. Murata Vortex Spinners are one such leading Air Jet spinning machines which excel at producing ...

    Get Price
  • Air Jet Spinning - Textile Study Center

    2017-12-3 · Figure 3 :production of fascinated yarn using the false twisting method Two nozzle air-jet spinning ( Murata MJS System ) Ⅰ. Figure 5 shows a schematic of a Murata MJS double nozzle air jet spinning system.The feed material is a draw frame sliver fed from a can (1) which is passed to a drafting arrangement (2), where it is attenuated by a draft in the range of 100 – 200.

    Get Price
  • Electrospinning: an advanced nanofiber production ...

    Electrospinning process, fiber morphology, fibrous structure, and fiber production rate are governed by a number of parameters, e.g. applied voltage, flow rate, nozzle diameter, collecting distance, solution properties (e.g. polymer molecular weight, concentration, electrical conductivity, surface tension, solvent properties), and ambient ...

    Get Price
  • Production Nozzle-Less Electrospinning Nanofiber ...

    2010-12-1 · The theoretical background and technical capabilities of the free liquid surface (nozzle-less) electrospinnig process is described. The process is the basis of both laboratory and industrial production machines known as Nanospider TM and developed by Elmarco s.r.o. Technical capabilities of the machines (productivity, nanofiber layer metrics, and quality) are described in detail.Comparison ...

    Get Price
  • [PDF] Development of Spinning Process for Manufacturing ...

    ABSTRACT Spinning process to inner wall has been applied for reducing the weight of regenerative cooling chamber of liquid propellent rocket engine. The fractures of th e blanks of cylinder part and nozzle throat part have been observed during spinning processes. In or der to overcome the problem, the mandrel and the blank shape have been modified, and the inner w all was successfully ...

    Get Price
  • Molybdenum Spinning Nozzle

    2021-7-29 · SAM is a reliable supplier of Molybdenum Spinning Nozzle. We provide customized products to fit your specific requirements.

    Get Price
  • Numerical and experimental study of the influence of ...

    The Jet-ring spinning or Nozzle-Ring spinning technique [16,17] is a new technique which combines both features of conventional ring and air-jet spinning technology. A single nozzle was placed below the yarn formation zone andacted in a way similar to the first nozzle used in air-jet spinning…

    Get Price
  • Nozzle tips for hot runner nozzles

    Glass fiber-reinforced plastics are exceptionally strong during processing but also highly abrasive. During the production process they can place considerable strain on hot runner systems - and the hot runner nozzles in particular. An optimum combination of thermal conductivity and material hardness is required. For PLANSEE, that's not a problem.

    Get Price
  • Preparation of Solution Blown Polyamic Acid Nanofibers

    2019-1-20 · in a volatile solvent, and a high-velocity gas source [14]. For spinning apparatus, a specialized nozzle that consists of an inner nozzle, through which a polymer solution is pumped and a concentric outer nozzle that supplies pressurized gas is of great necessity [15]. During the SBS process…

    Get Price
  • 6.9 Synthetic Fibers - US EPA

    2021-6-25 · Reaction spinning Spandex Rayon (viscose process) 6.9.2.1 Melt Spinning - Melt spinning uses heat to melt the polymer to a viscosity suitable for extrusion. This type of spinning is used for polymers that are not decomposed or degraded by the temperatures necessary for extrusion. Polymer chips may be melted by a number of methods.

    Get Price
  • Yarn Spinning - Air Jet Spinning - Textile School

    2010-10-27 · Air jet spinning has offered yarn manufacturers the opportunity to produce yarn at relatively high production rate. Unlike other spinning methods in which productivity is limited by the amount of twist in the yarn, Air Jet yarns can be produced at the same production rate regardless of yarn counts. Murata Vortex Spinners are one such leading Air Jet spinning machines which excel at producing ...

    Get Price
  • Air Jet Spinning - Textile Study Center

    2017-12-3 · Figure 3 :production of fascinated yarn using the false twisting method Two nozzle air-jet spinning ( Murata MJS System ) Ⅰ. Figure 5 shows a schematic of a Murata MJS double nozzle air jet spinning system.The feed material is a draw frame sliver fed from a can (1) which is passed to a drafting arrangement (2), where it is attenuated by a draft in the range of 100 – 200.

    Get Price
  • Electrospinning: an advanced nanofiber production ...

    Electrospinning process, fiber morphology, fibrous structure, and fiber production rate are governed by a number of parameters, e.g. applied voltage, flow rate, nozzle diameter, collecting distance, solution properties (e.g. polymer molecular weight, concentration, electrical conductivity, surface tension, solvent properties), and ambient ...

    Get Price
  • Production Nozzle-Less Electrospinning Nanofiber ...

    2010-12-1 · The theoretical background and technical capabilities of the free liquid surface (nozzle-less) electrospinnig process is described. The process is the basis of both laboratory and industrial production machines known as Nanospider TM and developed by Elmarco s.r.o. Technical capabilities of the machines (productivity, nanofiber layer metrics, and quality) are described in detail.Comparison ...

    Get Price
  • [PDF] Development of Spinning Process for Manufacturing ...

    ABSTRACT Spinning process to inner wall has been applied for reducing the weight of regenerative cooling chamber of liquid propellent rocket engine. The fractures of th e blanks of cylinder part and nozzle throat part have been observed during spinning processes. In or der to overcome the problem, the mandrel and the blank shape have been modified, and the inner w all was successfully ...

    Get Price
  • Molybdenum Spinning Nozzle

    2021-7-29 · SAM is a reliable supplier of Molybdenum Spinning Nozzle. We provide customized products to fit your specific requirements.

    Get Price
  • Numerical and experimental study of the influence of ...

    The Jet-ring spinning or Nozzle-Ring spinning technique [16,17] is a new technique which combines both features of conventional ring and air-jet spinning technology. A single nozzle was placed below the yarn formation zone andacted in a way similar to the first nozzle used in air-jet spinning…

    Get Price
  • Nozzle tips for hot runner nozzles

    Glass fiber-reinforced plastics are exceptionally strong during processing but also highly abrasive. During the production process they can place considerable strain on hot runner systems - and the hot runner nozzles in particular. An optimum combination of thermal conductivity and material hardness is required. For PLANSEE, that's not a problem.

    Get Price
  • Preparation of Solution Blown Polyamic Acid Nanofibers

    2019-1-20 · in a volatile solvent, and a high-velocity gas source [14]. For spinning apparatus, a specialized nozzle that consists of an inner nozzle, through which a polymer solution is pumped and a concentric outer nozzle that supplies pressurized gas is of great necessity [15]. During the SBS process…

    Get Price
  • 6.9 Synthetic Fibers - US EPA

    2021-6-25 · Reaction spinning Spandex Rayon (viscose process) 6.9.2.1 Melt Spinning - Melt spinning uses heat to melt the polymer to a viscosity suitable for extrusion. This type of spinning is used for polymers that are not decomposed or degraded by the temperatures necessary for extrusion. Polymer chips may be melted by a number of methods.

    Get Price
  • Yarn Spinning - Air Jet Spinning - Textile School

    2010-10-27 · Air jet spinning has offered yarn manufacturers the opportunity to produce yarn at relatively high production rate. Unlike other spinning methods in which productivity is limited by the amount of twist in the yarn, Air Jet yarns can be produced at the same production rate regardless of yarn counts. Murata Vortex Spinners are one such leading Air Jet spinning machines which excel at producing ...

    Get Price
  • Air Jet Spinning - Textile Study Center

    2017-12-3 · Figure 3 :production of fascinated yarn using the false twisting method Two nozzle air-jet spinning ( Murata MJS System ) Ⅰ. Figure 5 shows a schematic of a Murata MJS double nozzle air jet spinning system.The feed material is a draw frame sliver fed from a can (1) which is passed to a drafting arrangement (2), where it is attenuated by a draft in the range of 100 – 200.

    Get Price
  • Damen Develops Nozzle Spinning Method - MarineLink

    2012-3-7 · The new Nozzle Spinning Machine can deliver nozzles up to 4.5 m at short notice. Based in Hardinxveld in the Netherlands and part of the Damen Shipyards Group, DMC has invested in new spinning ...

    Get Price
  • Nozzle assembly design for a continuous alloy production ...

    1991-2-1 · A nozzle assembly design and a method for making the nozzle assembly, as well as a method for controlling a continuous skull nozzle process employing the nozzle assembly are provided wherein the cooling heat transfer coefficient at the nozzle is increased to maintain a steady-state solidified layer of a noncontaminating liner material, the cooling heat transfer coefficient being increased by ...

    Get Price
  • NASA - Spin Forming

    2012-6-1 · The spin forming process is considered near 'net shape' which means the initial production of an item is very close to the final shape. Wagner thinks this manufacturing technique could appeal to NASA and commercial aerospace entities as …

    Get Price
  • Damen develops single weld Nozzle Spinning Method -

    07 March 2012 Damen Marine Components (DMC) has developed a pioneering nozzle production method bases on a single weld seam on the inner side of the nozzle. This makes the process much more efficient and environmentally friendly. The new Nozzle Spinning Machine can deliver nozzles up to …

    Get Price
  • 2000x Fab Spinning Machines - Massachusetts Institute of ...

    B. Process: Electrospinning To adress a possible outage of commercial respiratory filters due ot the CVD pandemic, we propose the design of machines for the production of nonwoven fibrous membranes made from inorgancic polymer composites with the electrospinning process.

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  • HFM System

    Manufacturing System. HF Membrane spins using the hollow nozzle and double hollow nozzle. The HF membrane spinning system makes it very convenient and efficient for running numerous testing as it applies the disposable raw material bag. The winding wheel is detachable, thus it supports continuous winding process (such as RO membrane or GS ...

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  • GEA Niro drying systems

    2020-9-22 · manufacturing budget – polymer production is no exception. GEA Process Engineering can help minimise your production costs through efficient energy utilisation. Contact heating (GEA Niro heating panels) can be incor-porated in fluid beds to great advantage. We employ efficient heat recovery for all drying systems.

    Get Price
  • 6.9 Synthetic Fibers - US EPA

    2021-6-25 · Reaction spinning Spandex Rayon (viscose process) 6.9.2.1 Melt Spinning - Melt spinning uses heat to melt the polymer to a viscosity suitable for extrusion. This type of spinning is used for polymers that are not decomposed or degraded by the temperatures necessary for extrusion. Polymer chips may be melted by a number of methods.

    Get Price
  • Semester-VI Yarn Formation III (PC TT 601) Name of the ...

    2021-6-14 · manufacturing Process. 3 4-6 2 ... production principles in various spinning methods such as ring, rotor, ... Principle of air jet Weft insertion, types of nozzles, profile reed, Confuser guide, tendum nozzle. Air requirements. Loom timing diagram. Jetting sequence of relay nozzle.

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  • US3050262A - Nozzle for production of fog or mist -

    A nozzle construction for atomizing a liquid in a gas flow and producing a widely variable pattern of fog or mist, comprising a-main nozzle tube terminating in a sharp circular edge surrounding and defining the discharge end thereof, means directing a relatively high velocity flow of gas in a swirling path about the longitudinal axis of said ...

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