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Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application

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Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application. / Hussin, Radhwan; Sharif, Safian; Rahim, Shayfull Zamree Bin Abd et al.
In: Journal of Manufacturing and Materials Processing, Vol. 6, No. 6, 134, 02.11.2022.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Hussin, R, Sharif, S, Rahim, SZBA, Rennie, A, Suhaimi, MA, Abdellah, AE, Shuaib, NA, Khushairi, MTM & Titu, AM 2022, 'Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application', Journal of Manufacturing and Materials Processing, vol. 6, no. 6, 134. https://doi.org/10.3390/jmmp6060134

APA

Hussin, R., Sharif, S., Rahim, S. Z. B. A., Rennie, A., Suhaimi, M. A., Abdellah, A. E., Shuaib, N. A., Khushairi, M. T. M., & Titu, A. M. (2022). Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application. Journal of Manufacturing and Materials Processing, 6(6), Article 134. https://doi.org/10.3390/jmmp6060134

Vancouver

Hussin R, Sharif S, Rahim SZBA, Rennie A, Suhaimi MA, Abdellah AE et al. Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application. Journal of Manufacturing and Materials Processing. 2022 Nov 2;6(6):134. doi: 10.3390/jmmp6060134

Author

Hussin, Radhwan ; Sharif, Safian ; Rahim, Shayfull Zamree Bin Abd et al. / Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application. In: Journal of Manufacturing and Materials Processing. 2022 ; Vol. 6, No. 6.

Bibtex

@article{9428b8e8396c48459a29e62b2fdecd93,
title = "Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application",
abstract = "Due to their low shrinkage and easy moldability, metal epoxy composites (MEC) are recognized as an alternative material that can be applied as hybrid mold inserts manufactured with rapid tooling (RT) technologies. Although many studies have been conducted on MEC or reinforced composite, research on the material properties, especially on thermal conductivity and compressive strength, that contribute to the overall mold insert performance and molded part quality are still lacking. The purpose of this research is to investigate the effect of the cooling efficiency using MEC materials. Thus, this research aims to appraise a new formulation of MEC materials as mold inserts by further improving the mold insert performance. The effects of the thermal, physical, andmechanical properties of MEC mold inserts were examined using particles of brass (EB), copper (EC), and a combination of brass + copper (EBC) in irregular shapes. These particles were weighed at percentages ranging from 10% to 60% when mixed with epoxy resin to produce specimens according to related ASTM standards. A microstructure analysis was made using a scanning electron microscope (SEM) to investigate brass and copper particle distribution. When filler composition was increased from 10% to 60%, the values of density (g/cm3), hardness (Hv), and thermal conductivity (W/mK) showed a linear upward trend, with the highest value occurring at the highest filler composition percentage. The addition of filler composition increased the compressive strength, with the highest average compressive strength value occurring between 20% and 30% filler composition. Compressive strength indicated a nonlinear uptrend and decreased with increasing composition by more than 30%. The maximum value of compressive strength for EB, EC, and EBC was within the range of 90–104 MPa, with EB having the highest value (104 MPa). The ANSYS simulation software was used to conduct a transient thermal analysis in order to evaluate the cooling performance of the mold inserts. EC outperformed the EB and EBC in terms of cooling efficiency based on the results of thermal transient analysis at high compressive strength and high thermal conductivity conditions.",
keywords = "rapid tooling, hybrid mold, metal epoxy composite, injection molding process, material properties",
author = "Radhwan Hussin and Safian Sharif and Rahim, {Shayfull Zamree Bin Abd} and Allan Rennie and Suhaimi, {Mohd Azlan} and Abdellah, {Abdellah El-hadj} and Shuaib, {Norshah Afizi} and Khushairi, {Mohd Tanwyn Mohd} and Titu, {Aurel Mihail}",
year = "2022",
month = nov,
day = "2",
doi = "10.3390/jmmp6060134",
language = "English",
volume = "6",
journal = "Journal of Manufacturing and Materials Processing",
issn = "2504-4494",
publisher = "MDPI - Open Access Publishing",
number = "6",

}

RIS

TY - JOUR

T1 - Irregular Shape Effect of Brass and Copper Filler on the Properties of Metal Epoxy Composite (MEC) for Rapid Tooling Application

AU - Hussin, Radhwan

AU - Sharif, Safian

AU - Rahim, Shayfull Zamree Bin Abd

AU - Rennie, Allan

AU - Suhaimi, Mohd Azlan

AU - Abdellah, Abdellah El-hadj

AU - Shuaib, Norshah Afizi

AU - Khushairi, Mohd Tanwyn Mohd

AU - Titu, Aurel Mihail

PY - 2022/11/2

Y1 - 2022/11/2

N2 - Due to their low shrinkage and easy moldability, metal epoxy composites (MEC) are recognized as an alternative material that can be applied as hybrid mold inserts manufactured with rapid tooling (RT) technologies. Although many studies have been conducted on MEC or reinforced composite, research on the material properties, especially on thermal conductivity and compressive strength, that contribute to the overall mold insert performance and molded part quality are still lacking. The purpose of this research is to investigate the effect of the cooling efficiency using MEC materials. Thus, this research aims to appraise a new formulation of MEC materials as mold inserts by further improving the mold insert performance. The effects of the thermal, physical, andmechanical properties of MEC mold inserts were examined using particles of brass (EB), copper (EC), and a combination of brass + copper (EBC) in irregular shapes. These particles were weighed at percentages ranging from 10% to 60% when mixed with epoxy resin to produce specimens according to related ASTM standards. A microstructure analysis was made using a scanning electron microscope (SEM) to investigate brass and copper particle distribution. When filler composition was increased from 10% to 60%, the values of density (g/cm3), hardness (Hv), and thermal conductivity (W/mK) showed a linear upward trend, with the highest value occurring at the highest filler composition percentage. The addition of filler composition increased the compressive strength, with the highest average compressive strength value occurring between 20% and 30% filler composition. Compressive strength indicated a nonlinear uptrend and decreased with increasing composition by more than 30%. The maximum value of compressive strength for EB, EC, and EBC was within the range of 90–104 MPa, with EB having the highest value (104 MPa). The ANSYS simulation software was used to conduct a transient thermal analysis in order to evaluate the cooling performance of the mold inserts. EC outperformed the EB and EBC in terms of cooling efficiency based on the results of thermal transient analysis at high compressive strength and high thermal conductivity conditions.

AB - Due to their low shrinkage and easy moldability, metal epoxy composites (MEC) are recognized as an alternative material that can be applied as hybrid mold inserts manufactured with rapid tooling (RT) technologies. Although many studies have been conducted on MEC or reinforced composite, research on the material properties, especially on thermal conductivity and compressive strength, that contribute to the overall mold insert performance and molded part quality are still lacking. The purpose of this research is to investigate the effect of the cooling efficiency using MEC materials. Thus, this research aims to appraise a new formulation of MEC materials as mold inserts by further improving the mold insert performance. The effects of the thermal, physical, andmechanical properties of MEC mold inserts were examined using particles of brass (EB), copper (EC), and a combination of brass + copper (EBC) in irregular shapes. These particles were weighed at percentages ranging from 10% to 60% when mixed with epoxy resin to produce specimens according to related ASTM standards. A microstructure analysis was made using a scanning electron microscope (SEM) to investigate brass and copper particle distribution. When filler composition was increased from 10% to 60%, the values of density (g/cm3), hardness (Hv), and thermal conductivity (W/mK) showed a linear upward trend, with the highest value occurring at the highest filler composition percentage. The addition of filler composition increased the compressive strength, with the highest average compressive strength value occurring between 20% and 30% filler composition. Compressive strength indicated a nonlinear uptrend and decreased with increasing composition by more than 30%. The maximum value of compressive strength for EB, EC, and EBC was within the range of 90–104 MPa, with EB having the highest value (104 MPa). The ANSYS simulation software was used to conduct a transient thermal analysis in order to evaluate the cooling performance of the mold inserts. EC outperformed the EB and EBC in terms of cooling efficiency based on the results of thermal transient analysis at high compressive strength and high thermal conductivity conditions.

KW - rapid tooling

KW - hybrid mold

KW - metal epoxy composite

KW - injection molding process

KW - material properties

U2 - 10.3390/jmmp6060134

DO - 10.3390/jmmp6060134

M3 - Journal article

VL - 6

JO - Journal of Manufacturing and Materials Processing

JF - Journal of Manufacturing and Materials Processing

SN - 2504-4494

IS - 6

M1 - 134

ER -