Abstract: A system includes a press, an external heater and a slipper tool. The press is moveable between an open position and a closed position, and has a mold tool. The external heater is located outside the press. The slipper tool is moveable between the external heater and a mold space of the press when the press is in an open position. The slipper tool has a surface configured to receive thereon a material of a product to be molded. The surface corresponds to a molded surface of the product. When the slipper tool is at the external heater, the external heater is configured to heat the material received on the slipper tool. When the slipper tool is in the mold space and the press is in a closed position, the mold tool is configured to press the heated material against the surface of the slipper tool to mold the product.

Abstract: In an imprint method in a condensable gas atmosphere, the force (mold releasing force) required to separate a mold from a resist cured film (mold release) has been large. A photocurable composition for performing imprint in an atmosphere containing a condensable gas includes a component (A) which is a (meth)acrylate monomer; a component (B) which is a photopolymerization initiator; and a component (C) which is a mold releasing agent. The saturated solubility of the component (C) in the condensable gas at 5 degrees (Celsius) and 1 atm is 50% by weight or more, the condensable gas being in a liquid state at 5 degrees (Celsius) and 1 atm.

Abstract: A heat curable, circular knitted fabric includes reinforcing and meltable resin fibers that can be cured to form a more rigid material form. In one embodiment, the fabric includes a core spun yarn, wherein the core may be made from glass, carbon, basalt, aramid or metal. The wrap surrounding the core may include resin type fibers such as Poly(p-phenylene sulfide) PPS, Polyetherimide (PEI), Polyether ether ketone (PEEK), Polysulfone (PES), Polyphthalamide (PPA), nylon, polyester, or polypropylene.

Abstract: A three-dimensional modeling apparatus is provided with a head unit for modeling an object by discharging a liquid into each unit grille that is defined in accordance with modeling resolutions of a cross section body in an X direction and a Y direction and a lamination interval in a Z direction, and a control unit for controlling the head unit. In the case where one or more types of the chromatic liquids are discharged into the unit grille by controlling the head unit and the spatial volume of the unit grille is not filled with the one or more types of chromatic liquids, the control unit causes the achromatic liquid to be discharged into the unit grille in addition to the one or more types of chromatic liquids so as to fill the spatial volume of the unit grille with both the chromatic liquids and the achromatic liquid.

Abstract: A powder application apparatus is provided for use in a device for manufacturing work pieces by exposing powder layers to electromagnetic radiation or particle radiation. The powder application apparatus comprises a first powder storage provided in a first part of the powder application apparatus and configured to receive and store raw material powder. The powder application apparatus further comprises a first powder supply channel provided in a second part of the powder application apparatus and configured to discharge raw material powder from the first powder storage onto a carrier located below the apparatus. A first channel opening/closing element is configured to be moved between a first position to allow the discharge of raw material powder from the first powder storage onto the carrier, and a second position in which the discharge of raw material powder from the first powder storage onto the carrier is presented.

Abstract: A three-dimensional (3-D) printer includes build and support material development stations positioned to transfer layers of build and support materials to an intermediate transfer surface. The intermediate transfer surface transfers a layer of the build and support materials to a platen each time the platen contacts the intermediate transfer surface. A sensor detects the thickness of the layer on the platen, and a mechanical planer is positioned to contact and level the layer on the platen as the platen moves past the mechanical planer. Additionally, a feedback loop is electrically connected to the sensor and the mechanical planer. The mechanical planer adjusts the amount of the build material and the support material removed from the layer based on the thickness of the layer on the platen, as determined by the sensor.

Abstract: A cross-sectional image generating apparatus includes a mask placer to place a mask on a first cross-sectional image such that a target pixel of the first cross-sectional image corresponds in position to a center pixel of the mask, a calculator to calculate a final value of a random variable for each of the pixels of the first cross-sectional image to be regarded as the target pixel corresponding in position to the center pixel, a colored pixel setter to set a printed pixel to be a colored pixel in accordance with the final value of the random variable calculated, a non-colored pixel setter to set the printed pixel or non-printed pixel to be a non-colored pixel in accordance with the final value of the random variable calculated, and a cross-sectional image generator to add color information to the colored pixel, and generates a second cross-sectional image representing the colored and non-colored pixels.

Abstract: An arrangement for consolidating thermoplastic semi-finished products includes a heating station for heating a semi-finished product, and a tempering station for tempering, in particular cooling, the semi-finished product. At least one mold can be arranged in the heating station and in the tempering station, and comprises a cavity for receiving the semi-finished product, the cavity substantially corresponding to a form of the semi-finished product. A mold transport device can transport the at least one mold from the heating station into the tempering station, and from the tempering station into the heating station.

Abstract: A process of reinforcing a thermoplastic pipe containing locating a thermoplastic pipe containing at least one defect on the outer surface extending at least partially into the pipe wall thickness. A tie-layer film is wrapped approximately one full rotation around the circumference of the pipe and energy is applied to the film, adhering the film to the outer surface of the pipe. An uncured reinforcing material containing a textile at least partially embedded into an uncured matrix is wrapped on the outer surface of the pipe at least one full rotation about the circumference of the pipe completely overlaying the defect. A machine is attached for reinforcing a thermoplastic pipe onto the thermoplastic pipe and energy is applied to cure the uncured matrix forming a cured reinforcing material. A machine for delivering the energy is also disclosed.

Abstract: A process for room temperature substrate bonding employs a first substrate substantially transparent to a laser wavelength is selected. A second substrate for mating at an interface with the first substrate is then selected. A transmissivity change at the interface is created and the first and second substrates are mated at the interface. The first substrate is then irradiated with a laser of the transparency wavelength substantially focused at the interface and a localized high temperature at the interface from energy supplied by the laser is created. The first and second substrates immediately adjacent the interface are softened with diffusion across the interface to fuse the substrates.

Abstract: A film tube installed and sealed in a hollow composite part acts as an internal vacuum bag that eliminates the need for an internal mandrel to react compaction forces applied by autoclave pressure during curing of the part.

Abstract: A surgical buttress for use in a surgical stapling apparatus is provided. The surgical buttress includes an elongate rectangular body portion defining a width; a nose portion integrally formed with and extending from a distal end of the body portion, the nose portion defining a width that is less than the width of the body portion; a neck portion integrally formed with and extending from a distal end of the nose portion, the neck portion defining a width; a head portion integrally formed with and connected to a distal end of the neck portion, the head portion defining a width; and a tail portion integrally formed with and extending from a proximal end of the body portion, the tail portion defining a width that is less that the width of the body portion. The surgical buttress is formed from a material having filaments. The surgical buttress include radioactive material.

Abstract: A three-dimensional object forming device, for forming a three-dimensional object by an additive manufacturing method, is provided. The three-dimensional object forming device includes: a head unit, having at least one inkjet head provided with at least one nozzle row; and a main scanning drive unit. The head unit has a plurality of nozzle rows, and forms a plurality of laminated ink layers on at least some area. Each of the nozzles in the plurality of nozzle rows discharges an ink droplet to each different position in an operation of forming one of the ink layers; and in an operation of forming at least any two ink layers, laminated successively, ink droplets are discharged in such a way that ink dots formed by the same nozzle are not stacked at the same position.

Abstract: Provided is a liquid material for forming a three-dimensional object. The liquid material is adapted to harden a powder material for forming a three-dimensional object containing an organic material. The liquid material contains a solvent and a cross-linking agent. A dynamic contact angle of the liquid material over a film made of the organic material is from 20° to 80°.

Abstract: A three dimensional object modeling apparatus that produces a three dimensional object. The apparatus including a forming unit configured to form a transfer image to be transferred on an intermediate transfer body, with the transfer image to be transferred to a laminate product that is a three dimensional object being formed. A laminating unit is provided to transfer the transfer image to the laminate product from the intermediate transfer body, and a pressing member is provided with the intermediate transfer body to take pressing power to the transfer image formed on the intermediate transfer body, in a state of contacting with the laminate product from the intermediate transfer body side for transferring the image to the laminate product. The pressing member including a plurality of high hardness portions having a high hardness and a low hardness portion having a hardness lower than that of the high hardness portions.

Abstract: The present disclosure refers to the manufacturing process of an aperture surrounding frame for an aircraft fuselage. The method includes providing a tubular braiding material (2) with a perimeter equal to the perimeter of the frame to be manufactured, cutting the tubular braiding material (2) to obtain annular-shaped braiding slices (3), providing an annular-shaped inner mold (4) where the annular-shaped inner mold has a surface with a desired shape for the aperture surrounding frame, layering up at least one braiding slice (3) around the inner mold (4), forming the at least one braiding slice (3) around the inner mold (4), and curing the aperture surrounding frame pre-form. The present disclosure also refers to an aperture surrounding frame (1) for an aircraft fuselage formed as a continuous body by at least one annular-shaped braiding slice (3) with a perimeter equal to the perimeter of the desired aperture surrounding frame.

Abstract: A method of producing a composite material molded article includes enclosing a core fiber base material formed from unwoven fabric in a molding tool with the core fiber base material placed between a first reinforcing fiber base material and a second reinforcing fiber base material, injecting matrix resin into the first and second reinforcing fiber base materials in the molding tool, and injecting foamable resin into the core fiber base material in the molding tool.

Abstract: A method for forming a shaped composite structure. The method includes laying a composite laminate stack (12) onto a mold (18), where the composite laminate stack (12) comprises fabric laminate (14,16) and resin and wherein the mold (18) presents a predetermined shape, draping a vacuum film (22) comprising polyethylene onto the composite laminate stack (12), thereby establishing an evacuatable volume between the vacuum film (22) and the mold (18), applying suction to the evacuatable volume between the mold (18) and the vacuum film (22) to establish at least a partial vacuum within the evacuatable volume, thereby compressing the composite laminate stack (12) via pressure applied to the vacuum film (22) responsive to the at least partial vacuum within the evacuatable volume, and heating the composite laminate stack (12) while applying suction to the evacuatable volume, thereby at least partially consolidating the laminate stack (12).

Abstract: Methods of making tiled articles and molds used to make retroreflective articles. The methods include forming a prism array on a master substrate and forming a replica of the master. A reference edge is formed on the replica, thereby reducing the size of the prism array, yet maintaining a lateral dimension of the replica to maintain ease of handling of the replica. The replica is copied and the reference edge on the copied tiles are exposed, such that the reference edge can be mated and secured face-to-face with a reference edge on other tiles in order to form a tiled article. The tiled article is used as a mold to produce retroreflective articles or can be further duplicated and mated to form larger tiled articles to be used as molds. Tiled articles used as molds and retroreflective articles produced from the molds are also disclosed.

Abstract: The invention relates to a method for producing a tank from thermoplastic material, comprising the following method steps: extruding or providing a hose-like parison composed of plasticized thermoplastic material, and dividing and spreading the parison into two areal extrudate webs, or extruding or providing two parisons in web form, laying-in and molding the parisons in recesses of a multi-part blow-molding tool using differential pressure, wherein the recesses of the blow-molding tool delimit a mold cavity, punching out, or cutting out in a circular shape, at least one opening in at least one shell-like intermediate product, wherein the opening is produced by way of a punching or cutting tool which penetrates through a wall of one of the shell-like intermediate products, wherein in a second separate method step, a first attachment element of a line connection or of a line arrangement is welded, at the mold cavity side, to the wall of the shell-like intermediate product, in such a way that an encircling

Abstract: A method and apparatus for manufacturing a composite layer of a flexible pipe are disclosed. The apparatus comprises a layer inspection station comprising at least one sensor, located down stream of and in an in-line configuration with an extrusion station or pultrusion station or winding station or deposition station for providing a tubular composite layer over an underlying substantially cylindrical surface via a continuous process. The inspection station automatically and continuously determines if at least one parameter of the tubular composite layer satisfies a respective predetermined condition in at least one region of the tubular composite layer as the tubular composite layer is transported proximate to the inspection station and indicates in real time at least one of a type, size and/or location of a defect in the tubular composite layer.

Abstract: A rubber V-belt yarn blank coating and cutting device is described herein. The rubber V-belt yarn blank coating and cutting device is numerically controlled and includes a frame and a base compound rubber leading-out device, a base compound rubber conveying device, and a base compound rubber coating and cutting mechanism sequentially disposed on the frame. The base compound rubber coating and cutting mechanism includes a driving roller and a driven tensioning roller disposed on the frame and further includes grouped round cutting knives and a squeezing roller. The squeezing roller is positioned between the driving roller and the driven tensioning roller, and the grouped round cutting knives with a sliding mechanism are disposed above the squeezing roller. The coating and cutting device in the present invention is simple in structure, high in cutting precision, labor efficiency and operational safety, and convenient to mount.

Abstract: A tire holding device of a tire mounting machine grasps the bead section of a green tire by chucking paddles and places the green tire around an upright cylindrical vulcanization bladder. A bladder device of the tire mounting machine expands the vulcanization bladder to press same against the inner surface of the green tire, and sets the green tire in a vulcanization-mold. On a lower portion of each chucking paddle, guide extensions are formed to extend in the two circumferential directions. Between adjacent chucking paddles, the guide extensions extend toward each other and constantly overlap each other to prevent the expanding vulcanization bladder from contacting the radially inner surface of the bead section and from stripping the non-vulcanized rubber of the green tire.

Abstract: A footwear having a sole customized to a wearer's anatomy by receiving a foot model; generating an elevated foot model with a heel at a predetermined heel height from a ground and determining a structure to support a foot arch and a ball area of the foot model; and fabricating a high heel sole with the optimized structure to support the foot.

Abstract: The invention relates to a press device for manufacturing compacted tablets from at least one mixture in powder form, comprising at least one compaction assembly comprising a lower punch (3) and an upper punch (4) each having an active compaction surface and placed on either side of a die, in which the lower punch has a longitudinal recess open on the side of the die, inside of which is mounted a central rod which is translatably mobile relative to the lower punch, characterized in that the central rod is coupled to the lower punch by means of a resilient link provided so as to hold, in an inoperative position, the central rod in a maximum deployed position in which the central rod protrudes relative to the active surface of the lower punch. The invention also relates to a specific compaction method and to a multi-layer compacted tablet with a recess.

Abstract: In a method of producing a stacking projection and a corresponding tool a mandrel as part of the tool is inserted into a cup, wherein the mandrel comprises a receiving recess. The bottom part of the cup is then supported by a supporting tool and a collet is assigned to a region of the cup where the stacking projection is to be formed. Thereafter, at least a part of the collet is pressed radially inwardly in direction to the receiving recess such that a portion of the cup wall is pressed into the receiving recess to form the stacking projection. Simultaneously, the height of the cup is reduced by displacing the mandrel and/or the supporting tool with respect to the other in axial direction. Finally, pressure applied to the collet is released and the cup is removed with the mandrel from the collet and the supporting tool.

Abstract: A system and method for forming a vacuum bag packaging material into a desired shape includes subjecting the exterior of the packaging material to a vacuum to expand the packaging material. The expanded packaging material is then pressed into or against a forming device. Expanding the packaging material renders a filler material inside a sealed packaging membrane free flowing, such that the packaging material can assume the shape of the forming device during the pressing operation. When the vacuum is removed, the membrane recompresses upon the filler material and renders it non-free flowing such that the formed packaging material maintains the formed shape during ordinary handling.

Abstract: The present disclosure relates generally to an inflation and sealing machine and in particular to a method for modifying one or more parameters of the machine. The method includes identifying a configuration of a supply material to be used with the inflation and sealing machine, such as by receiving a user input, automatically detecting characteristics of the material, and/or receiving data such as from a sensor regarding the characteristics of the material. Once the configuration of the supply material is identified, the method includes receiving a selection of a prestored recipe according to a configuration of the supply material, where the recipe determines or sets the value for one or more operating parameters of the machine.

Abstract: Disclosed herein is easy and efficient production of a light and strong resin tube. A resin sheet is molded into a tubular form having a gap, and at least the gap portion is sealed with resin to produce a resin tube. This enables easy and efficient production of a light and strong resin tube.

Abstract: The invention relates to a multilayer lining plate for essentially horizontal support surfaces such as floors or floor coverings, comprising a main layer having at least two longer sides and two shorter sides, including at least one part, and a ductile upper decorative layer, wherein the lining plate comprises along an outer edge of each of the longer sides of the main layer a ductile machinable portion that can be machined to form a connecting profile for connection of the lining plate with other plates; wherein the at least one part of the main layer is more rigid than the upper decorative layer; and wherein the at least one part of the main layer is made of magnesium oxide, fibrocement or mortar with perlite and/or vermiculite and/or cellulose.

Abstract: Fluted core sandwich panels are joined together to form a composite structure. Variations in panel ends are accommodated by a core stiffener insert installed in a joint between ends of the panels.

Abstract: Provided is a method for producing a micro flow channel chip that is used for a treatment or analysis of a liquid sample, the method being capable of producing a micro flow channel chip with high shape accuracy and high efficiency. The method includes a step of forming a groove on one surface of a base material; a lamination step of forming an adhesive resin layer on at least one surface of a resin film, and thereby obtaining a first laminate; and an adhesion step of arranging the surface of the base material where a groove has been formed and the adhesive resin layer of the first laminate to face each other, and bonding the base material and the first laminate such that the adhesive resin layer covers the groove, in which the glass transition temperature of the adhesive resin layer is 25° C. or lower.

Abstract: A resin molded body includes a connector unit having a side wall and an inner wall, both of which define a fitting chamber to which a mating connector is fitted and having a terminal penetrating through the inner wall and extending in a fitting direction, a substrate accommodating unit accommodating a circuit substrate to which the terminal is connected, and a device accommodating unit accommodating a device connected to the circuit substrate. The resin molded body is an integral molded product made of resin. A connecting portion has a plate shape extending outwards from the inner wall of the connector unit, and a second thickness thinner than a first thickness of the inner wall. The connecting portion is linked to the device accommodating unit.

Abstract: The present disclosure is directed to processes for producing ultrasonic sealable film structures and flexible containers with ultrasonic seals. The film structure includes a first multilayer film and a second multilayer film. Each multilayer film includes a backing layer and a seal layer. Each seal layer includes an ultrasonic sealable olefin-based polymer (USOP) having the following properties: (a) a heat of melting, ?Hm, less than 130 J/g, (b) a peak melting temperature, Tm, less than 125° C., (c) a storage modulus in shear (G?) from 50 MPa to 500 MPa, and (d) a loss modulus in shear (G?) greater than 10 MPa. The multilayer films are arranged such that the seal layer of the first multilayer film is in contact with the seal layer of the second multilayer film. The seal layers form an ultrasonic seal having a seal strength from 30 N/15 mm to 80 N/15 mm when ultrasonically sealed at 4 N/mm seal force.

Abstract: Disclosed herein is a method of repairing a composite structure comprising fiber-reinforced polymer plies each with unidirectional fibers. The method comprises removing a damaged portion of the composite structure to form a void in the composite structure. The method also comprises positioning an adhesive layer into the void. The method further comprises positioning a first nanotube sheet ply and a first fiber-reinforced polymer repair ply into the void, by first positioning one of the first nanotube sheet ply or the first fiber-reinforced polymer repair ply into the void over the adhesive layer. The first nanotube sheet ply is fiberless and the first fiber-reinforced polymer repair ply comprises unidirectional fibers.

Abstract: A multilayer interlayer structure having a first and second polyvinyl acetal (poly(vinyl acetal)) layer and a cellulose ester layer having a thickness of at least 10 mils disposed between the first and second poly(vinyl acetal) layers. The cellulose ester layer can have a higher storage modulus and/or higher Tg than at least one of the poly(vinyl acetal) layers. The interlayer structure is useful to make glass panels having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: A multilayer interlayer structure having a first and second polyvinyl acetal (poly(vinyl acetal)) layer and a cellulose ester layer having a thickness of at least 10 mils disposed between the first and second poly(vinyl acetal) layers. The cellulose ester layer can have a higher storage modulus and/or higher Tg than at least one of the poly(vinyl acetal) layers. The interlayer structure is useful to make glass panels having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: A first bonding material composition according to the present invention is a bonding material composition used when aluminum nitride sintered bodies containing a rare-earth metal oxide are bonded to each other, in which the bonding material composition contains, in addition to an O element-containing aluminum nitride raw material, (a) as a fluorine compound, at least one of a fluorine compound of an alkaline-earth metal and a fluorine compound of a rare-earth metal, or (b) as a fluorine compound, at least one of a fluorine compound of an alkaline-earth metal and a fluorine compound of a rare-earth metal, and a rare-earth metal oxide.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: An interlayer structure having a cellulose ester layer for use in structural laminates is described herein. The cellulose ester layer provides rigidity and support to multilayer interlayers comprising an array of different layers. Due to the diverse properties of the cellulose ester layers, the present interlayers can be useful in producing structural laminates having high stiffness and which possess good optical clarity for a variety of applications, including outdoor structural applications.

Abstract: The invention relates to the use of layer structures in the production of rotor blades for wind power plants, and to rotor blades for wind power plants.

Abstract: The invention relates to a label laminate and a release liner of the label laminate. According to an embodiment release liner comprises a substrate comprising propylene block copolymer. The substrate may be oriented in a machine direction of the substrate. The substrate may have an elongation of the substrate in a machine direction of the substrate is less than 3% at a tension level between 200 and 1200 N/m. The substrate may have a ratio of 1% secant modulus in machine direction of the substrate to elongation in transverse direction of the substrate is between 2 and 15. Further the invention relates to a use of a release liner for self-adhesive label laminate and to a method for providing a label laminate.

Abstract: An arrangement for producing a corrugated board web. The arrangement includes corrugating rollers to produce a corrugated web, a glue application mechanism and a pressure belt module, which comprises a deflection roller with a deflection roller longitudinal center axis, a belt tensioning and belt running regulating roller with a belt tensioning and belt running regulating roller longitudinal center axis and a pressure belt, which is guided about the deflection roller and the belt tensioning and belt running regulating roller, to press a cover web onto the corrugated web provided with glue.

Abstract: A method and system for fabricating a part includes sectionalizing a computer-generated representation of a part into strata having an order, forming layers corresponding to the strata from sheet material, stacking at least two of the layers in the order, and joining the layers together. The method and system are suitable for producing a phase-change material container for a thermal energy harvesting device, for example.

Abstract: A method of continuously manufacturing a display unit according to an exemplary embodiment of the present invention, which bonds sheet pieces of a polarizing film formed by cutting a roll-type optical film into sheet pieces having a predetermined sheet pieces to a panel to manufacture the display unit, continuously carries an optical film, detects a defect of the optical film, extracts a defective area based on information on the detected defect, forms a slit line in a horizontal direction with respect to a carrying direction of the optical film based on the defective area, determines whether the sheet piece of the polarizing film divided by the slit line is a defective sheet piece or a normal sheet piece, peels the sheet piece determined as a normal sheet piece from a release film, and bonds the normal sheet piece and a panel.

Abstract: A printer system may include a coaxial extruder head that extrudes a core, a bulk, and/or a core and bulk cladding to form complex structures without retooling. The coaxial extruder head may include a distribution channel with an entrance and an exit, a priming chamber that surrounds the distribution channel. The priming chamber may include an outlet and a first inlet, a heating element thermally connected to the priming chamber, and a nozzle connected to the outlet of the priming chamber. Further, the nozzle may converge from the outlet of the priming chamber to an orifice of the nozzle. In addition, the exit of the distribution channel may be disposed at the orifice of the nozzle. This structure facilitates extruding a core and cladding type composite from the extruder head.