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A Review on Plastic Moulding Manufacturing Process and Parameters

Shailesh Singh, Sunil Sahai, Manoj Kumar Verma
2021 International Journal of Advanced Engineering Research and Science  
Various reactions of injection molding process quality supported performance parameters and methods are studied. the purpose of this paper is to illustrate the state of the plastic injection molding process  ...  The working conditions are satisfied by the production of a product based on high quality. I.  ...  A principal component analysis model-based predictive controller for controlling part warpage in plastic injection molding 2015 Cavity pressure,cavity temperature Warpage by coolant flow rate  ... 
doi:10.22161/ijaers.88.3 fatcat:ehtzkrnvyjdhzm2kyrg4joqcxq

Prediction of warpage in plastic injection molding based on design of experiments

Wei Guo, Lin Hua, Huajie Mao, Zhenghua Meng
2012 Journal of Mechanical Science and Technology  
In terms of injection processing parameters, a mathematical model for prediction of warpage was formulated based on design of experiments (DOE).  ...  Hence, it indicated that corrective and iterative design steps can be initiated and implemented for better quality of products without resorting to physical trials in plastics injection mold by using this  ...  Its properties are given in Table 1 . Mold and molding machine A proper mold is essential to mold a component in plastics injection molding.  ... 
doi:10.1007/s12206-012-0214-0 fatcat:a7meezkrrvecpjvuk4v2dl2i4i

Mold modification methods to fix warpage problems for plastic molding products

Junyu Fu, Yongsheng Ma
2015 Computer-Aided Design and Applications  
Warpage is a common quality problem for plastic molding products and it is influenced by numerous factors. Molding simulation software packages are widely used to analyze the molding conditions.  ...  In this paper, we proposed a simulation workflow aiming to analyze the reasons that cause warpage after pilot molding, and further, four possible methods to resolve such problems.  ...  Acknowledgement The research project was supported by a NSERC CRD grant and Drader Manufacturing Industries Ltd. Special thanks to Steve Koski and Abiy Wubneh for their technical support.  ... 
doi:10.1080/16864360.2015.1059203 fatcat:rk6i2xv4crdjnk42mgkhgkrfd4

PVT Properties of Polymers for Injection Molding [chapter]

Jian Wang
2012 Some Critical Issues for Injection Molding  
However, plastic processing, such as injection molding, is a rapid, high pressure process where both cooling rate and pressure play critical roles in the final component dimensions.  ...  Software such as Moldflow (Autodesk, Inc., San Rafael, CA) or Moldex 3d (CoreTech System Co., Ltd., Taipei, China) seeks to reduce the risk of producing parts with shrinkage or warpage in plastic components  ...  It provides some clear presentation of injection molding process and equipment to direct people in plastics manufacturing to solve problems and avoid costly errors.  ... 
doi:10.5772/35212 fatcat:dy5tdl6fbbgirgkg24sz3gmymu

Multi-Objective Optimizations for Microinjection Molding Process Parameters of Biodegradable Polymer Stent

Hongxia Li, Kui Liu, Danyang Zhao, Minjie Wang, Qian Li, Jianhua Hou
2018 Materials  
In this study, an adaptive optimization method based on the kriging surrogate model is proposed to reduce the residual stress and warpage of stent during its injection molding.  ...  Microinjection molding technology for degradable polymer stents has good development potential.  ...  In the design process, injection molding process parameters should be repeatedly adjusted to meet the quality requirements of plastic parts.  ... 
doi:10.3390/ma11112322 pmid:30463214 pmcid:PMC6267175 fatcat:r2bcqgush5bgbkf6znr47l2v3u

Preface [chapter]

Kaushik Kumar, J. Paulo Davim
2020 Polymers and Composites Manufacturing  
In this case, materials can be plastics, composites or materials for the mold and dies. 6M -Modeling, that is, advancement in existing software or development of new software for virtual simulation of  ...  in manufacturing, better quality, less cost and more productivity. 4M -Mold, that is, advancement in existing molds and dies or development of a new mold and dies for ease in manufacturing, better quality  ...  Chapter 2 shows the dependence of mold design on the fiber orientation in the case of injection molding, one of the most important processes to manufacture plastic parts, especially for complex geometries  ... 
doi:10.1515/9783110655049-202 fatcat:b2el7tgvhjhnfirn6skim6xx3u

Numerically and Experimentally Verified Design of a Small Wind Turbine with Injection Molded Blade

Byunghui Kim, Sang-June Park, Seokyoung Ahn, Myung-Gon Kim, Hyung-Gun Yang, Ho-Seong Ji
2021 Processes  
blades using injection molding.  ...  We used commercial code ANSYS CFX for numerical simulation and compared turbulence models and surface roughness for determining the performance.  ...  In this work, a numerical analysis was performed using Autodesk Moldflow advisor for process optimization of the injection of a spiral blade in a mold to obtain a high-quality part.  ... 
doi:10.3390/pr9050776 fatcat:z3z7m2mswbcipbsgoy72o27wii

Analysis of the main factors affecting mass production in the plastic molding process by using the finite element method

Hani Mizhir Magid, Badr Kamoon Dabis, Mohammad Abed alabas Siba
2021 Eastern-European Journal of Enterprise Technologies  
Plastic injection molding is widely used in many industrial applications. Plastic products are mostly used as disposable parts or as portable parts for fast replacements in many devices and machines.  ...  Computer-aided design (CAD) and CATIA V5R20 are adopted for design and modeling procedures.  ...  For this purpose, and to decrease warpage, it is necessary to create a dynamic mold for temperature control.  ... 
doi:10.15587/1729-4061.2021.248375 fatcat:ztvz53i57bbk5mub2cb6crnqnq

Optimization of the Cooling of a Thermoplastic Injection Mold

A. Chaabene, S. Chatti, M. Ben Slama
2022 Annals of Dunarea de Jos University of Galati. Fascicle XII, Welding Equipment and Technology  
In injection molding processes for thermoplastic parts, the polymer solidification phase in the molding cavity has a strong influence on the quality of the shaped parts and also on the process cycle time  ...  Reducing cycle time is one of the major concerns for plastic injection industries.  ...  The plastic part's geometry should be used to make the decision. Since the mold is large and the plastic part is principally flat in form, the ancient mold's main cooling channels were kept.  ... 
doi:10.35219/awet.2021.08 fatcat:6h4tqhixvvarzboczr2tfqy2au

Modification of the Cavity of Plastic Injection Molds: A Brief Review of Materials and Influence on the Cooling Rates

Maria C. Carrupt, Ana P. Piedade
2021 Materials  
Manufactured plastic components/parts are used in several industry sectors, where the automotive and aeronautic stand out.  ...  In the 21st century, a great percentage of the plastic industry production is associated with both injection molding and extrusion processes.  ...  The injection molding process is the primary process used for manufacturing plastic parts on a large industrial scale, where the molten polymer is injected under pressure into a mold.  ... 
doi:10.3390/ma14237249 pmid:34885404 fatcat:ab5om6e7rjghzauqh4rn5vkm7u

Computational analysis of injection-molding residual-stress development in direct-adhesion polymer-to-metal hybrid body-in-white components

M. Grujicic, V. Sellappan, B. Pandurangan, G. Li, A. Vahidi, Norbert Seyr, Marc Erdmann, Jochen Holzleitner
2008 Journal of Materials Processing Technology  
Such promoters are applied to the metal stamping prior to their placement into the injection mold for plastic-subcomponent injection molding.  ...  In the present work, injection-molding mold-filling and material-packing analyses are combined with a structural analysis involving polymer/metal adhesion analysis to assess the extent of residual stresses  ...  Acknowledgements The material presented in this paper is based on work conducted as a part of the project "Lightweight Engineering: Hybrid Structures: Application of Metal/Polymer Hybrid Materials in Load-bearing  ... 
doi:10.1016/j.jmatprotec.2007.09.059 fatcat:3mnsqsp6bjae3nvvpl5nz5runu

Multivariate Statistical Process Control Based on Principal Component Analysis: Implementation of Framework in R [chapter]

Ana Cristina Braga, Cláudia Barros, Pedro Delgado, Cristina Martins, Sandra Sousa, J. C. Velosa, Isabel Delgado, Paulo Sampaio
2018 Lecture Notes in Computer Science  
In order to solve this problem, a Multivariate Statistical Process Control based on Principal Component Analysis (MSPC-PCA) approach was used and an R code was developed to implement it according some  ...  This paper presents an industrial process involving a plastic part in which, due to the number of correlated variables, the inversion of the covariance matrix becomes impossible, and the classical MSPC  ...  The use of the R programming language in an industrial example demonstrates the great potential of MSPC-PCA techniques in multivariate data analysis and multivariate statistical control of processes.  ... 
doi:10.1007/978-3-319-95165-2_26 fatcat:bmsa6ndof5b2nbtpxj7hnvq2si

Intelligent Predicting of Product Quality of Injection Molding Recycled Materials Based on Tie-Bar Elongation

Hanjui Chang, Zhiming Su, Shuzhou Lu, Guangyi Zhang
2022 Polymers  
Therefore, this study proposes a real-time product quality monitoring system based on the variation of clamping force during the injection molding process for the injection molding of recycled materials  ...  In the process of injection molding, a certain percentage of recycled material is usually used in order to save costs.  ...  In 2014, Reiter et al. [10] proposed a method for predicting the cavity pressure controller using a model based on a physically motivated gray box model.  ... 
doi:10.3390/polym14040679 pmid:35215590 pmcid:PMC8877480 fatcat:zbmdihh5yzcwrnzrykjhzkumre

Overview of the Injection Moulding Optimisation for Shrinkage Defect

Hatta N.M, Azlan M.Z, Roselina Sallehuddin, Shayfull Z.
2018 International Journal of Innovative Computing  
The injection moulding process in manufacturing plastic material has become a worldwide used for more than 100 years. The used can be seen everywhere instead of became a daily used product.  ...  In this study, the optimisation method of non-classical and classical are used to minimise the shrinkage defects at the thick plate part.  ...  Next, the hybrid of Taguchi method with Grey Relational Analysis (GRA) and Principal Component Analysis (PCA) make an astonishing result in plastic gear manufacturing.  ... 
doi:10.11113/ijic.v8n2.175 fatcat:arv26i3v5jfpjnawviaj7nel2q

A Novel Statistical Analysis for Residual Stress in Injection Molding

Faisal Alkaabneh, Mahmoud Barghash, Yousef Abdullat
2016 American Journal of Operations Research  
Internal stresses in injection molding components are a principal cause of shrinkage and warpage, and are considered to be responsible for environmental stress cracking in plastic parts [10] [11] .  ...  Residual stresses can reduce the reliability of plastic injection molding parts. This work is an attempt to model the residual stresses as a function of injection molding parameters.  ...  Introduction The plastic injection molding process is a widely used polymer processing operation [1] .  ... 
doi:10.4236/ajor.2016.61012 fatcat:brtlk3bgnvff3hnyxu3a6fe74m
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