Design and Simulation on Cast metal Matrix Composite by Investment Casting

Metal Matrix Composite (MMC) is produced normally by melting the matrix material in a vessel and the molten metal is stirred systematically to form a vortex, and then the reinforcement particles are introduced through the side of vortex formed. However, this approach has disadvantages, mainly ari...

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Main Authors: Taufik, Roni Sahroni, Tajul Ariffin , Abdullah, Sivarao, Subramonian
Format: Article
Language:English
Published: Trans Tech Publications 2011
Subjects:
Online Access:http://eprints.utem.edu.my/id/eprint/4404/
http://eprints.utem.edu.my/id/eprint/4404/1/AMR.264-265.323.pdf
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author Taufik, Roni Sahroni
Tajul Ariffin , Abdullah
Sivarao, Subramonian
author_facet Taufik, Roni Sahroni
Tajul Ariffin , Abdullah
Sivarao, Subramonian
author_sort Taufik, Roni Sahroni
building UTeM Institutional Repository
collection Online Access
description Metal Matrix Composite (MMC) is produced normally by melting the matrix material in a vessel and the molten metal is stirred systematically to form a vortex, and then the reinforcement particles are introduced through the side of vortex formed. However, this approach has disadvantages, mainly arising from the particle addition and the stirring method. There is certainly local solidification of the melt induced by the particles during particle addition. This condition increases the viscosity of the slurry and appears as air pockets between the particles. Moreover, the rate of particle addition needs to be slowed down particularly when the volume fraction of the particles to used increases. This study proposes the new methodology of producing cast MMC by investment casting. Deformations of the die-wax and shell alloy systems are considered in a coupled manner, but the coupled deformation of the wax-shell system is not included. Therefore, this study presents the tasks pertaining to metal matrix composites and their interactions. As a result, the work on wax and wax-die interactions is discussed. This study presents the use of computer programs for determining the wax pattern dimensions based on three-dimensional finite-element simulations. The model for coupled thermal and mechanical analysis is developed by ProCAST. The wax model is described. The following factors are considered in the analysis: (1) the restraint due to geometrical features in the metal die; and (2) process parameters such as dwell time, die/platen temperature, injection pressure, and injection temperature.
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spelling utem-44042022-01-05T12:55:00Z http://eprints.utem.edu.my/id/eprint/4404/ Design and Simulation on Cast metal Matrix Composite by Investment Casting Taufik, Roni Sahroni Tajul Ariffin , Abdullah Sivarao, Subramonian TS Manufactures Metal Matrix Composite (MMC) is produced normally by melting the matrix material in a vessel and the molten metal is stirred systematically to form a vortex, and then the reinforcement particles are introduced through the side of vortex formed. However, this approach has disadvantages, mainly arising from the particle addition and the stirring method. There is certainly local solidification of the melt induced by the particles during particle addition. This condition increases the viscosity of the slurry and appears as air pockets between the particles. Moreover, the rate of particle addition needs to be slowed down particularly when the volume fraction of the particles to used increases. This study proposes the new methodology of producing cast MMC by investment casting. Deformations of the die-wax and shell alloy systems are considered in a coupled manner, but the coupled deformation of the wax-shell system is not included. Therefore, this study presents the tasks pertaining to metal matrix composites and their interactions. As a result, the work on wax and wax-die interactions is discussed. This study presents the use of computer programs for determining the wax pattern dimensions based on three-dimensional finite-element simulations. The model for coupled thermal and mechanical analysis is developed by ProCAST. The wax model is described. The following factors are considered in the analysis: (1) the restraint due to geometrical features in the metal die; and (2) process parameters such as dwell time, die/platen temperature, injection pressure, and injection temperature. Trans Tech Publications 2011 Article PeerReviewed text en http://eprints.utem.edu.my/id/eprint/4404/1/AMR.264-265.323.pdf Taufik, Roni Sahroni and Tajul Ariffin , Abdullah and Sivarao, Subramonian (2011) Design and Simulation on Cast metal Matrix Composite by Investment Casting. Advanced Materials Research, 264-26. pp. 323-328. ISSN 10226680 10.4028/www.scientific.net/AMR.264-265.323
spellingShingle TS Manufactures
Taufik, Roni Sahroni
Tajul Ariffin , Abdullah
Sivarao, Subramonian
Design and Simulation on Cast metal Matrix Composite by Investment Casting
title Design and Simulation on Cast metal Matrix Composite by Investment Casting
title_full Design and Simulation on Cast metal Matrix Composite by Investment Casting
title_fullStr Design and Simulation on Cast metal Matrix Composite by Investment Casting
title_full_unstemmed Design and Simulation on Cast metal Matrix Composite by Investment Casting
title_short Design and Simulation on Cast metal Matrix Composite by Investment Casting
title_sort design and simulation on cast metal matrix composite by investment casting
topic TS Manufactures
url http://eprints.utem.edu.my/id/eprint/4404/
http://eprints.utem.edu.my/id/eprint/4404/
http://eprints.utem.edu.my/id/eprint/4404/1/AMR.264-265.323.pdf