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recent methods for optimization of plastic extrusion process a in italy

  • Recent Methods for Optimization of Plastic Extrusion ...

    2014-6-20 · Recent Methods for Optimization of Plastic Extrusion Process: A Literature Review 585 and temperature were investigated using Taguchi method. Minitab 15 software was used to analyze the result of the experiment. Based on the result of the analysis, optimum process parameters were selected. Artificial neural networks (ANN)

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  • The Plastic Extrusion Machine–Process and Methods

    2019-10-1 · Optimization of Process Parameters in Extrusion of PVC Pipes, using Taguchi Method - written by Dheeraj Kumar, Sanjay Goyal, Ravindra Joshi published on 2019/01/10 download full article with reference data and citations

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  • Optimization of Process Parameters in Extrusion of

    The process used for outer sheathing of Optical Fiber Cable is basically Extrusion of Nylon 12. The present research is focused on study and optimizat ion of the Nylon extrusion process. The optimizat ion of any process essentially calls for the study of existing process parameters settings and the resultant outputs and defects. Matrix experiment using Taguchi method of DOE has been used in ...

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  • Optimization of Nylon Extrusion Process Parameters

    Injection molding is one of the most important and common plastic formation methods. Combination of modeling tools and optimization algorithms can be used in order to determine optimum process conditions for the injection molding of a special part. Because of the complication of the injection molding process and multiplicity of parameters and their interactive effects on one another ...

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  • [PDF] Optimization of Plastic Injection Molding

    2021-6-5 · Plastic extrusion is a process for converting plastic materials from solid to liquid states and reconstituting them as finished components. First, plastic pellets are gravity fed from a hopper into a jacketed screw. As the screw turns about its axis, it transports, melts, and pressurizes the plastic.From there, the molten material is forced through a die that shapes it into a specified cross ...

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  • Plastic Extrusion Process - Thomasnet

    Extrusion is one of the most widely used processes for polymer processing. Example: extrusion is a technique for producing film, pipe, sheet, profiles, cable and coatings in coextrusion process. The main tool used in this process for the manufacturing final shape product is die. The task of this article is to design the last part of extrusion die (die land) for plastic profile, using numerical ...

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  • [PDF] Design of extrusion die for plastic profile using ...

    In recent studies, application of enzymes during an extrusion process is being considered as a promising technology for ethanol production [178]. Lee et al . [310] reported cellulose to glucose conversion of 62.4% from Douglas fir fibrillated using a twin screw extruder at 50 rpm and 40 °C when ethylene glycol was added as a cellulose affinity ...

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  • The Plastic Extrusion Machine–Process and Methods

    2019-2-21 · Extrusion Process ˜ I. Meintanis∗ G ... Villafranca (ME), Sicily, Italy ... upon the solution of non-convex optimization problems. An alternative identification technique which is based on linear algebra is the Subspace Identification Method (SIM).

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  • City Research Online

    Extrusion is a plastic deformation process in which a block of metal (billet) is forced to flow by compression through the die opening of a smaller cross-sectional area than that of the original ...

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  • PAPER OPEN ACCESS Analysis of the extrusion process ...

    Nanjing Polytron Extrusion Systems Tech Ltd is a professional supplier of highly engineered polymer compounding systems, has acquired valuable experience in R&D, manufacturing and sales support.We focus on developments in twin screw compounding technologies of polymer processing, high performance of up stream and down stream equipments, industrial customized engineering of …

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  • Nanjing Polytron Extrusion Systems Tech Ltd

    2021-6-1 · The co-extrusion process includes simultaneous processing of two or more ingredients through a single die with two or multiple orifices such that the extrudates merge at the end . The co-extrusion process is illustrated in Fig. 5. This process has a major advantage of producing bi-layered and multi-layered drug delivery systems in one-step.

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  • Hot-melt extrusion: Highlighting recent advances in ...

    2021-5-17 · Plastic processing can be defined as the process of converting the plastics raw material into semi-finished products. Examples are Buckets, Automobile Parts, Crates, Tanks, Pipes, Bottles, Carry bags, Ropes, Profiles etc. Classification of processing methods are : 1.

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  • Industrial Plastic Processing Machinery Market Size

    2020-5-22 · Three-dimensional extrusion printing is an additive manufacturing approach with numerous emerging applications in the food industry. In this research, the effect of nozzle size (1.2 to 1.7 mm), print speed (800 to 2200 mm/min), and motor speed (120 to 240 rpm) on the printability of rice starch were studied. Uniformity and ease of extrusion were considered, and the printed constructs were ...

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  • 3D Extrusion Printability of Rice Starch and

    Recent advancement in Additive Manufacturing (AM) has made this technology more affordable and accessible for a wide range of industries [1-4]. Fused Filament Fabrication (FFF) is the lowest cost AM process [5] rapidly expanding among manufacturers and …

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  • Process optimization of fused filament fabrication

    2013-4-22 · In the recent years extensions to already existing optimization methods or complete new optimization methods have been developed to enhance the possibilities of optimization in nonlinear dynamic structural problems. Pedersen [1] developed a method which uses co-rotational beam elements with a plastic zone model to mesh the design space.

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  • Hierarchical topology and shape optimization of crash ...

    2015-1-23 · Introduction. Over the past two decades, hot melt extrusion (HME) has steadily gained interest in the pharmaceutical industry owing to the versatile nature of this process. [] Depending on the type and combination of excipients selected, HME offers the ability to develop formulations for a wide range of applications, ranging from immediate release, [] taste masking, [] controlled release ...

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  • Plastic Extrusion Manufacturers | Plastic Extrusion

    Plastic extrusion: Plastic is heated and pushed through a heated chamber by a screw. ... Blow molding is the most common process for creating hollow plastic products at scale. Typical applications include as bottles, toys, automotive components, industrial parts, and packaging. ... 3D printing is a more recent, but rapidly maturing set of ...

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  • Guide to Manufacturing Processes for Plastics

    2018-5-24 · Plastic processing can be defined as the process of converting the plastics raw material into semi-finished products. Ex: Buckets, Automobile Parts, Crates, Tanks, Pipes, Bottles, Carry bags, Ropes, Profiles etc. Classification of processing methods 1. Primary Processing Methods: Injection, Extrusion, Blow, Compression and

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  • PLASTIC PROCESSING TECHNIQUE - PDS

    2017-8-25 · tools in the HME process, to enhance product and pro-cess understanding. As a continuous process, HME fits perfectly within this framework. PAT tools including Ra-man and near-infrared (NIR) spectroscopy play an impor-tant role in real-time quality evaluation and understanding of the extrusion process in the production pharmaceutical dosage forms.

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  • Review Article Hot-Melt Extrusion: from Theory to ...

    2021-4-17 · Hot Melt Extrusion: Highlighting Physicochemical Factors to Be Investigated While Designing and Optimizing a Hot Melt Extrusion Process Roberta Censi, Maria Rosa Gigliobianco ID, Cristina Casadidio ID and Piera Di Martino * ID School of Pharmacy, University of Camerino, Via S. Agostino, 62032 Camerino, Italy;

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  • Hot Melt Extrusion: Highlighting Physicochemical Factors ...

    2011-3-7 · S.P. Ladamy, K.C. So, “Optimal Recycling of Waste Materials in a Plastic Extrusion Production Process”. European Journal of Operational Research, 79(1994), pg 13-24. Recycling process overview. Recyled plastic mixed with virgin material to retain engineering properties Less virgin material in plastic each cycle

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  • Waste plastic extruder: literature review - Appropedia ...

    2020-1-6 · The production of polymeric and plastic parts is a challenging industrial process due to the complex chemistry and fluid physics involved. Computational fluid dynamics (CFD) simulation is an effective, efficient tool that can support the polymer/plastics industries in their ongoing drive to increase their competitiveness in today's market by optimizing the process, minimizing the required ...

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  • Simulating extrusion and die design with CFD

    COMPUPLAST® Virtual Extrusion Laboratory™ (VEL™) is the world leading CAE product for the polymer extrusion industry. VEL™ will give users the ability to 'experiment' on their process without the risk of damaging their equipment or wasting material and valuable production time.The virtual experiments will ultimately save time and money by helping to minimize the number of physical ...

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  • COMPUPLAST® - Extrusion Specialists

    Praveen Kumar, Dr. Geeta Agnihotri International Journal of Engineering Research and Applications (IJERA) ISSN: 2248-9622 www.ijera.com Vol. 3, Issue 3, May-Jun 2013, pp.988-994

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  • Cold Drawing Process A Review - ResearchGate

    2021-6-6 · Optical coherence tomography (OCT) is an emerging optical imaging method, which allows the acquisition of cross-sections in a non-destructive and contactless manner. Today, OCT systems provide axial resolutions ranging from 1 – 10 µm and allow real-time in situ and in vivo imaging. Optical coherence tomography is based on the phenomenon of ...

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  • Waste plastic extruder: literature review - Appropedia ...

    2011-3-7 · S.P. Ladamy, K.C. So, “Optimal Recycling of Waste Materials in a Plastic Extrusion Production Process”. European Journal of Operational Research, 79(1994), pg 13-24. Recycling process overview. Recyled plastic mixed with virgin material to retain engineering properties Less virgin material in plastic each cycle

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  • PAPER OPEN ACCESS Analysis of the extrusion process ...

    Extrusion is a plastic deformation process in which a block of metal (billet) is forced to flow by compression through the die opening of a smaller cross-sectional area than that of the original ...

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  • Application of methods for ecological optimization of ...

    2013-12-10 · The manufacturing process of forged parts is usually conducted by different subsequent process steps. According to various technological as well as economical and ecological requirements, different and often opposing objectives have to be fulfilled. A representative example for this conflicting situation is the requirement of high product qualities on the one hand and low processing costs on ...

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  • 3D FEM Geometry and Material Flow Optimization of

    2007-5-17 · OSTI.GOV Journal Article: 3D FEM Geometry and Material Flow Optimization of Porthole-Die Extrusion

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  • (PDF) Effect of Punch Diameters on Shear Extrusion of

    2015-7-1 · Twist extrusion process which is based on the extrusion of a prism work piece through a die with a twist channel, is one of the severe plastic deformation (SPD) methods. In this investigation, the ...

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  • Support Structure Constrained Topology Optimization for ...

    2019-10-25 · underlying material is assumed to be isotropic ABS plastic with Young’s modulus of E=2GPa and Poisson ratio of ν=0.39. Figure hole bracket.3: Three - Figure illustrates the progression of the optimization process 4. in PareTO up to a volume fraction of 0.5. Observe that optimization begins with a volume fraction of 1.0, and generates multiple

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  • Hierarchical topology and shape optimization of crash ...

    2013-4-22 · In the recent years extensions to already existing optimization methods or complete new optimization methods have been developed to enhance the possibilities of optimization in nonlinear dynamic structural problems. Pedersen [1] developed a method which uses co-rotational beam elements with a plastic zone model to mesh the design space.

    Get Price
  • (PDF) Pellets and pelletization techniques: A critical

    Pelletization is a technique to convert drugs or excipients to small free flowing, spherical or semi spherical units, which are produced by agglomerating fine powdered drugs excipients with a ...

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  • Optical Coherence Tomography - RECENDT | Research

    2021-6-6 · Optical coherence tomography (OCT) is an emerging optical imaging method, which allows the acquisition of cross-sections in a non-destructive and contactless manner. Today, OCT systems provide axial resolutions ranging from 1 – 10 µm and allow real-time in situ and in vivo imaging. Optical coherence tomography is based on the phenomenon of ...

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  • Preform design and microstructure-property analysis

    2021-4-8 · The design of preform plays a key role in the precision forming of complex-shaped components with thin walls and large areas of webs. In the present work, two typical kinds of box-shaped forgings of 5A06 aluminum-alloy were selected as research objects, including the symmetric rectangular base forging and the asymmetric arc cover forging. The preform design method was proposed during ...

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  • A review of sustainable and intensified techniques for ...

    A review of sustainable and intensified techniques for extraction of food and natural products. Farid Chemat * a, Maryline Abert Vian a, Anne-Sylvie Fabiano-Tixier a, Marinela Nutrizio b, Anet Režek Jambrak b, Paulo E. S. Munekata c, Jose M. Lorenzo c, Francisco J. Barba d, Arianna Binello e and Giancarlo Cravotto e a Avignon University, INRAE, UMR 408, GREEN Extraction Team, F-84000 …

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  • Waste plastic extruder: literature review - Appropedia ...

    2011-3-7 · S.P. Ladamy, K.C. So, “Optimal Recycling of Waste Materials in a Plastic Extrusion Production Process”. European Journal of Operational Research, 79(1994), pg 13-24. Recycling process overview. Recyled plastic mixed with virgin material to retain engineering properties Less virgin material in plastic each cycle

    Get Price
  • Advances in Manufacturing

    2021-6-3 · Large strain extrusion machining (LSEM) is a typical process for preparing ultrafine or nanocrystalline strips. It is based on large plastic deformation. The processing parameters of LSEM in this study were optimized by experiments and simulations.

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  • Frontiers | 3D-Extrusion Manufacturing of a Kaolinite ...

    2021-4-21 · The later includes pressure-assisted methods such as pneumatic (air, compressed gas) and piston methods (Godoi et al., 2016), as both presented in micro-extrusion bioprinters (Bose et al., 2018; Kumar et al., 2019). Continuous efforts have made possible the …

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  • Ansys Polyflow | Plastic Extrusion Simulation Software

    This volume presents a selection of papers from the 2nd International Conference on Computational Methods in Manufacturing (ICCMM 2019). The papers cover the recent advances in computational methods for simulating various manufacturing processes like machining, laser welding, laser bending, strip rolling, surface characterization and measurement.

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  • Advances in Computational Methods in

    Polylactic acid (PLA) is the most widely used raw material in extrusion-based three-dimensional (3D) printing (fused deposition modeling, FDM approach) in many areas since it is biodegradable and environmentally friendly, however its utilization is limited due to some of its disadvantages such as mechanical weakness, water solubility rate, etc. FDM is a simple and more cost-effective ...

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  • Coatings | Free Full-Text | Extrusion-Based 3D Printing ...

    2021-6-6 · Optical coherence tomography (OCT) is an emerging optical imaging method, which allows the acquisition of cross-sections in a non-destructive and contactless manner. Today, OCT systems provide axial resolutions ranging from 1 – 10 µm and allow real-time in situ and in vivo imaging. Optical coherence tomography is based on the phenomenon of ...

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  • Optical Coherence Tomography - RECENDT | Research

    2020-10-28 · The layer-by-layer deposition process used in material extrusion (ME) additive manufacturing results in inter- and intra-layer bonds that reduce the mechanical performance of printed parts. Multi-axis (MA) ME techniques have shown potential for mitigating this issue by enabling tailored deposition directions based on loading conditions in three ...

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  • Investigation of Parameter Spaces for Topology ...

    2015-2-24 · Additive manufacturing and digital fabrication bring new horizons to concrete and cement-based material construction. 3D printing inspired construction techniques that have recently been developed at laboratory scale for cement-based materials. This study aims to investigate the role of the structural build-up properties of cement-based materials in such a layer by layer construction technique.

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  • Blown film extrusion - Appropedia: The sustainability

    2021-5-10 · Blown film extrusion is a technology that is the most common method to make plastic W films, especially for the packaging industry.The process involves extruding a tube of molten polymer W through a die and inflating to several times its initial diameter to form a thin film bubble. This bubble is then collapsed and used as a lay-flat film or can be made into bags.

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  • A Review Study on Mechanical Properties of Obtained ...

    2020-11-21 · In addition to traditional manufacturing methods, Additive Manufacturing (AM) has become a widespread production technique used in the industry. The Fused Deposition Modeling (FDM) method is one of the most known and widely used additive manufacturing techniques. Due to the fact that polymer-based materials used as depositing materials by the FDM method in printing of parts have …

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  • Polymer Processing and Engineering - A section of

    Polymer processing is commonly defined as the “activity performed on polymeric materials to increase their usefulness”. It involves not only the shaping but also the synthesis, transformation, compounding, functionalization, and stabilization of materials. The combination of these operations determines the final properties and performance ...

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  • Global Plastic Extrusion Machinery Market 2021 by ...

    The Plastic Extrusion Machinery market report provides a detailed analysis of global market size, regional and country-level market size, segmentation market growth, market share, competitive Landscape, sales analysis, impact of domestic and global market players, value chain optimization, trade regulations, recent developments, opportunities analysis, strategic market growth analysis, product ...

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  • Advances in Computational Methods in

    This volume presents a selection of papers from the 2nd International Conference on Computational Methods in Manufacturing (ICCMM 2019). The papers cover the recent advances in computational methods for simulating various manufacturing processes like machining, laser welding, laser bending, strip rolling, surface characterization and measurement.

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  • Journal of Physics: Conference Series, Volume 1798,

    2021-2-26 · In recent years, this technology has been used as a basis for arranging particles in a photocurable resin for stereolithography (SL). In order to process the resin doped with particles to obtain a variety of particle arrangement patterns, most of the previous work chose to use different polygonal containers to obtain single-layer fiber angles.

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  • Strategies to reduce the global carbon footprint of ...

    2019-4-15 · Sugarcane-based plastics can further reduce global life-cycle GHG emissions of plastics to 4.9 GtCO 2 e, which is 1.7 GtCO 2 e (or 25%) less than the baseline, with a …

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  • Recent Progress in Materials - LIDSEN Publishing Inc.

    2018-8-9 · Recent Progress in Materials is an international peer-reviewed Open Access journal published quarterly online by LIDSEN Publishing Inc. This periodical is devoted to publishing high-quality papers that describe the most significant and cutting-edge research in all areas of Materials. Its aim is to provide

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  • REMOTE COMMISSIONING | FAE, BANDERA AND

    2021-6-6 · Optical coherence tomography (OCT) is an emerging optical imaging method, which allows the acquisition of cross-sections in a non-destructive and contactless manner. Today, OCT systems provide axial resolutions ranging from 1 – 10 µm and allow real-time in situ and in vivo imaging. Optical coherence tomography is based on the phenomenon of ...

    Get Price