Feb 03, 1976· We claim: 1. An apparatus for the production of a synthetic multifilamentary yarn having uniform quality at a production rate of at least 50 pounds per hour, from a high-molecular weight thermoplastic polymer, selected from the group consisting of linear polyester and polyamide polymers, by melt spinning, comprising a spinning unit which comprises a spinning pump, a spinneret, and a spinning ...

It has rich experience in spinning machine manufacturing, the company devotes itself to the research and development of equipment for manufacturing differentiated new fibers, and successively develops high temperature melt spinning test machine, dry spinning test machine, wet spinning test machine, dry jet wet spinning test machine.

A melt-spinning process and a melt-spinning apparatus produce a crimped yarn. By means of a spinning device, a filament bundle is generated from a thermoplastic polymer, is drawn after cooling and is compressed into a yarn plug in a stuffing chamber. The yarn plug is opened up into a crimped yarn and wound into a bobbin. In order to obtain as high a crimp resistance of the yarn as possible ...

Melt spinning technology for Multifilament. FET’s melt spinning systems are ideal for processing multifilament formats. These state of the art systems are versatile, proven and field-tested systems, capable of delivering high specification technical filaments.

This page is detail for ”melt spinnerets” of our manufactured. Melt spinning method is which thermoplastic polymer heated and melted, then extruded from the nozzle into air or water or liquid at constant speed and then cooling and solidified to form a fiber. It is typical spinneret use for synthetic fibers production, such as polyester, nylon and others, high productivity is the biggest ...

Oct 04, 1994· A spinning apparatus for melt spinning thermoplastic multicomponent yarn is disclosed, in which a nozzle pack (22) is joined by bolts with a filter cup (13), with the entire unit being mounted by a thread (21) on a connecting plug (20) of the pump or distributor block (10).

PROBLEM TO BE SOLVED: To provide a melt spinning apparatus that prevents the so-called "die drool" from sticking to the spinneret in the spinning process of thermoplastic fiber and facilitates the nozzle cleaning to permit the continuous operation. SOLUTION: The melt spinning apparatus for thermoplastic fiber is equipped with a circular spinneret, a gas port for injecting the spinneret-sealing ...

Melt electrospinning is a processing technique to produce fibrous structures from polymer melts for applications that include tissue engineering, textiles and filtration.In general, electrospinning can be performed using either polymer melts or polymer solutions. However, melt electrospinning is distinct in that the collection of the fiber can very focused; combined with moving collectors ...

Senbis Polymer Innovations (SPI) has a wide variety of melt spinning equipment at its disposal, including various spinning and spin-draw-winding (SDW) machines and drawing equipment. The spinning equipment varies in size from bench-scale monofilament apparatus to production-scale machines with spinning speeds up to 8.000 m/min and a mass output ...

APPARATUS FOR MELT SPINNING FEEDSTOCK MATERIAL HAVING A FLOW RESTRICTING RING (PAT - EP0981281) ABDI Mesfin, BAYARD Claude A., PERKINS James Fuisz Technologies Ltd. Patent: Publ. of Application with search report - European Patent Office ...

Jan 23, 2001· A melt spinning apparatus for spinning a synthetic yarn, wherein the yarn is formed by combining a plurality of filaments and wound to a package by means of a takeup device downstream of the spinning apparatus. Downstream of the spinneret, an inlet cylinder with a gas-permeable wall and a cooling tube are arranged. The cooling tube connects to a suction device such that an air stream …

A well studied system, namely, solution spinning of aqueous PEO was used first 6 to make nanofibers. While typical concentration of PEO in DI water is in the range of 5% to 12% for electrospinning, the concentration for this new method varies significantly (from 7% to 16%) depending on the spinneret type, molecular weight, and rotational speed, among others.

Dry jet – wet spinning lab equipment Home ~ Product ~ Dry jet – wet spinning lab equipment. Acrylic Fiber, Fire resistance Fiber, carbon Fiber Development Or any other new wet spinning technology fiber can be done. we design and develop the Machine according …

Melt Spinning Machine DW7090A. Read more. 1; 2; Spinning Lab Equipment is also named Lab Spinning Machine or Laboratory Mini Spinning. There have 4 systems: Mini-Type Fancy Yarn Spinning Machine, Wool Spinning System, Cotton Spinning System, Friction Spinning machine, Jute Spinning …

This page is detail for ”MELT BLOWN PRODUCTION EQUIPMENT” of our manufacturd. We are capable to build high performance Melt blown equipment, such as launching a new production line, designing to increase production capacity etc. We can design and produce entire device, and customize everything to meet your demand.

Jun 06, 2019· This is a short video showing the Arcast Inc. melt spinner product. The process is fast and only takes a few seconds once the metal is fully molten. The metal is ejected onto a spinning water ...

MELT SPINNINGMelt spinning. Basic extrusion machine for spinning production. Machines for multifilament melt spinning (such as Nylon, polyether), high speed spinning, ceramic fiber, pitch based carbon. ※We will design the machine based on material, number of filament, spinning diameter, production amount, winding method.

12.3.2 Solution spinning. Next to melt spinning, solution spinning is another major fiber fabrication method. Briefly, a polymer solution is fed to a spinneret. The filaments are either spun into a spinning bath where the solvent coagulates (wet spinning) or led through air in which the solvent evaporates (dry spinning).

An air handler for collecting air discharged from a melt spinning apparatus. The air handler includes an outer housing having walls defining a first interior space. One of the walls has an intake opening for receiving the discharge air. Another wall has an exhaust opening for discharging the air. The intake opening is in fluid communication with the first interior space.

These processes include planar flow casting, twin roll melt spinning, and auto ejection melt spinning. Originating with Robert Pond in a series of related patents from 1958–1961 (US Patent Nos. 2825108, 2910744, and 2976590), the current concept of the melt spinner was outlined by Pond and Maddin in 1969, though, at first, liquid was quenched ...

An apparatus and use thereof for melt spinning multifilament yarns from fiber-forming polymers at windup speeds of at least 2000 m/min is disclosed. The apparatus has a spinnerette, a cooling element for solidifying the filaments, a convergence element for the filaments and a wind-up element and having, at least between the spinnerette and the convergence element, an essentially vertical spinline.

May 17, 2017· "In this video, the schematic process of wet spinning of polyacrylnitrile fibers is shown. The polymer is solved in Dimethylformamide. The solution is pumped by the syringe pump into a water bath ...

Apparatus for melt spinning feedstock material (PAT - US6116880) ' ' BOGUE BEUFORD A, ' ' ABDI MESFIN B, ' ' BAYARD CLAUDE, ' ' MADSEN ROBERT A, ' ' PERKINS JAMES H Patent: United STATES Patent - United States. Application: US on . Publication: . Abstract. A spinner head provides for the production of melt-spun ...

Mar 29, 2019· A derivative of the melt-blowing technique is the Laval spinning method, which also uses an airstream to draw the fiber from the nozzle . However, the shape of the longitudinal Laval nozzle accelerates the air, making the process more efficient than conventional melt-blowing.

EP3246444B1 EP16170169.3A EP16170169A EP3246444B1 EP 3246444 B1 EP3246444 B1 EP 3246444B1 EP 16170169 A EP16170169 A EP 16170169A EP 3246444 B1 EP3246444 B1 EP 3246444B1 Authority EP European Patent Office Prior art keywords method fibers pp preceding pre Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.

1,545 melt spinning machine products are offered for sale by suppliers on Alibaba, of which textile machine parts accounts for 9%, industrial furnace accounts for 6%, and plastic extruders accounts for 3%. A wide variety of melt spinning machine options are available to you, such as ring spinning.

Melt spinning is a metal forming technique that is typically used to form thin ribbons of metal or alloys with a particular atomic structure.. Some important commercial applications of melt spun metals include high-efficiency transformers (Amorphous metal transformer), sensory devices, telecommunications equipment, and power electronics.A typical melt spinning process involves casting molten ...

May 20, 2014· Carbon Fiber Melt Spinning Animation - Duration: 2:14. Innovations in Manufacturing at Oak Ridge National Laboratory 2,823 views. 2:14.

US3067458A US804782A US80478259A US3067458A US 3067458 A US3067458 A US 3067458A US 804782 A US804782 A US 804782A US 80478259 A US80478259 A US 80478259A US 3067458 A US3067458 A US 3067458A Authority US United States Prior art keywords filaments apparatus spinning quenching air Prior art date Legal status (The legal status is an assumption and …

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The structural changes during melt spinning process of polyethylene, polypropylene and polybutene-1 were studied making use of direct measurements. A model spinning apparatus was devised for this purpose. Measurements of diameter, birefringence and surface temperature were carried out. Wide and small angle x-ray photographs were taken at the successive points below the spinneret, moreover, the ...

Sep 27, 1977· The melt-spinning apparatus represented in the drawing is provided with a jacket 1 heated with dowtherm and placed in the frame (not shown) of a melt-spinning machine. Inside the jacket 1 there is a spinning assembly indicated generally by 2 which is exchangeable from above and comprises a housing 3 and a channel 4 for the supply of the melt to ...