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The effect of particulate reinforcement addition to latent heat and solid fraction During Solidification Metal Matrix composite produced by permanent casting
(Universiti Malaysia Perlis, 2009-12-01)
In this study the effect of particulate reinforcement to latent heat generation and solid fraction during solidification of metal matrix composite is investigated. Permanent casting using copper mould is employed for ...
Ion implantation process of Lanthanum and Titanium Dopants into a substrate of FE80 CR20
(Universiti Malaysia Perlis, 2009-12-01)
Ion implantation is the process of depositing a chemical species into a substrate by direct bombardment of the substrate with high-energy ion in such away the changing of physical properties of the solid species, therefore, ...
The effect of copper particles on dry sliding wear behavior of Fe-3mass%Cu
(Universiti Malaysia Perlis, 2009-12-01)
The objective of this study is to investigate the effect of copper particles on wear behavior of steel and the relation between material hardness and dry sliding wear behavior. The heat treatment of Fe-3mass%Cu samples ...
The effects of solutionizing temperatures on microstructures of as-received A357 alloy
(Universiti malaysia Perlis, 2009-12-01)
Solution treatment has been carried out on as-received A357 alloy at two solution treatment temperatures of 530ºC and 550ºC for 11 hours. The microstructural study was performed by using optical microscope. Optical ...
The influence of sintering temperature to the physical properties of P/M Co-Cr-Mo (F-75) alloy
(Universiti Malaysia Perlis, 2009-12-01)
Co-Cr-Mo (F-75) alloys are commonly used for surgical implants because of their strength, corrosion resistance and biocompatibility. Conventionally, fabrication of the alloys has been established using casting technique. ...
Production of Al/Al2O3p Metal Matrix Composites (MMC) by Semisolid metal processing method
(Universiti Malaysia Perlis, 2009-12-01)
Metal matrix composites (MMC) have attracted interest for application in numerous fields. Current available processing method have given many problems in the production metal matrix composites. Generally, the main problems ...
The effect of heat treatment on the anode efficiency of Magnesium sacrificial anode
(Universiti Malaysia Perlis, 2009-12-01)
High efficiency sacrificial anode from Mg alloy is needed as it has higher capability of protecting underground metal structure against corrosion in cathodic protection. Solution treatment was applied to Mg sacrificial ...
Microstructure, mechanical properties and cutting performance of sintered sub-micron WC-Co hardmetal powder
(Universiti Malaysia Perlis, 2009-12-01)
The microstructure and mechanical properties of sintered 94WC-6Co hardmetal powders were investigated. In this work, sub-micron (< 1m) of tungsten carbide (WC), cobalt (Co) and paraffin wax powders were wet mixing in a ...
Effect of age hardening on Aluminum alloys: a study of motorcycle piston
(Universiti Malaysia Perlis, 2009-12-01)
This paper reported on the effect of age hardening on the aluminum alloys piston. These studies were carried out to improve the hardness of the aluminum alloys piston by using age hardening method. The AlSiCuMg alloys with ...
Water vapour effects on chromia forming alloys during cyclic oxidation
(Universiti Malaysia Perlis, 2009-12-01)
Fe-Cr model alloys (Cr: 9, 17, and 25 wt %) were subjected to cyclic oxidation in Ar-20O2, Ar-20O2-5H2O and Ar-10H2-5H2O (pO2= 3.6 x 10-22 atm) all in volume % atmospheres at 700oC. In general, increasing alloy chromium ...