School of Materials Engineering (Theses)
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Mechanical properties and thermal properties of PMMA/EVA/Kenaf short fiber composites prepared by twin screw extruder and injection holding
Poly (methyl methacrylate) (PMMA) composites with variation of kenaf short fiber (KSF) was prepared by using twin screw extruder and injection molding. The effect of ethylene vinyl acetate (EVA) on the toughness of PMMA/KSF ... -
Physical and mechanical properties of treated kapok fiber reinforced polyester composites
The composite of treated kapok fibre reinforced polyester resin was carried out by using five different compositions of filler to study the physical and mechanical properties of composite. The investigation of the effect ... -
Mechanical and thermoelectric properties of fused deposition modeling (FDM) fabricated ABS and CABS-ZNO composite
The mechanical and thermoelectric properties of fused deposition modeling (FDM) fabricated acrylonitrile butadiene styrene (ABS)/ zinc oxide (ZnO) and conductive acrylonitrile butadiene styrene (CABS)/ZnO were studied. The ... -
Direct nitridation of aluminium and fabrication of aluminium-aluminium nitride composite using powder metallurgy route
The enviable attributes of aluminium nitride (AlN) such as; high melting point, good wear and corrosion resistance, wide band gap similar to that of silicon, high resistivity and low coefficient of thermal expansion have ... -
Bottom ash effect in portland cement composite performance
The main goal of this study was to investigate the effectiveness of bottom ash in Portland cement in improving the cement properties. The insufficient of published literature regarding to replacement of bottom ash into ... -
Investigation on the physical properties of magnesium feedstocks for metal injection moulding
Magnesium and its alloy are found to be extremely biocompatible and have similar properties to natural bone. This makes them an attractive material for the manufacture of biodegradable parts such as biomedical implant. As ... -
Properties and characterization of ground granulated blast furnace slag geopolymer at high temperature exposures
Geopolymerization process using ground granulated blast furnace slag (GGBFS) as aluminosilicate sources was performed. The utilization of GGBFS as an alternative and renewable material for Portland cement is growing due ... -
Development of kaolin geopolymer ceramic with addition of ultra high molecular weight polyethylene (UHMWPE) as binder for lightweight ceramics
A lightweight ceramic material displays physical, mechanical and structural features which is highly preferred in modern ceramic industry. Geopolymer technology has been involved in many applications including in the ... -
Surface modification, characterization and properties of regenerated cellulose NYPA fructicans filled microcrystalline cellulose biocomposite films
The regenerated cellulose (RC) biocomposite films from nypa fruticans (NF) and microcrystalline cellulose (MCC) were prepared via solvent casting method using ionic liquid. The solvent system of N, N Dimethylacetamide ... -
Development of kaolin based geopolymer coating for lumber wood applications
The use of ordinary Portland cement is evident for centuries now especially in civil industries. Lacking of greener option with equal or enhanced properties forced consumers to ignore the shortcomings of ordinary Portland ... -
Design, processing and properties of fly ash-based lightweight geopolymer using foaming agent for brick application
Lightweight concrete reduces the overall self-weight of the structures resulting in the reduction of the foundation size, cost, and other specification. However, the conventional lightweight concrete production causes ... -
Effect of polyaniline loading, types of surface modifiers and secondary doping process on the properties of poly (vinyl chloride) / poly (ethylene oxide) / polyaniline conductive films
The main objective of this research was to analyse the role of polyaniline (PAni) as conductive filler in the poly (vinyl chloride)(PVC) / poly (ethylene oxide)(PEO) matrix. The PVC/PEO/PAni conductive composite films were ... -
Effect of thermoplastic polyurethane on properties of polyvinyl chloride in designing bedpan
Commercialized bedpan made from hard plastic gives discomfort to the patients. The study was perform to improved. The present study determines the mechanical, physical and thermal properties of TPU/PVC blend in order to ... -
The effect of flame retardant additive on the properties of kenaf/polyurethane foam composite
This research is mainly focused on the preparation and characterization of polyurethane foam (PUF) with the addition of kenaf fiber and flame retardants, which are expandable graphite (EG) and aluminum hydroxide (ATH). ... -
Characterization and mechanical properties of geopolymer materials using kaolin and white clay for coating application
Geopolymer exhibit a wide variety of properties in various applications including coating. Geopolymer as inorganic coating has good bonding structure of amorphous inorganic polymer which has excellent bonding agent properties ... -
The characterization and properties of recycled natural latex gloves (rNL-G) filled acrylonitrile butadiene rubber (NBR) compounds
The utilization of waste rubber from recycled natural latex gloves (rNL-G) by means of compounding together with synthetic rubber: acrylonitrile butadiene rubber (NBR) could represents a new product with an acceptable ... -
The effect of nickel, cobalt and tin on the evolution of microstructural and mechanical properties of Al-Zn-Mg-Cu alloys (7000 series) via casting, powder metallurgy and friction stir processing techniques
Casting and alloying, powder metallurgy (PM) and Friction Stir processing (FSP) techniques were used to produce Al-Zn-Mg-Cu alloy of superior properties. The main objective of this research is to improve the microstructure, ... -
Study on chitosan thin film for vapour sensor application
The aim of this project is to analyse the electrical properties of the chitosan film sensor exposed to water, methanol and toluene. Chitosan film has proven to be potential as reliable sensor for methanol and toluene ... -
Citric acid leaching process for silica extracted from oil palm ash for zeolite synthesis
Agricultural wastes such as oil palm ash have a possibility to be utilized as a useful renewable source for production of energy and silica (SiO2). Extensive researches have been carried out to extract silica from agricultural ... -
Effect of acid treatment for reducing pores clogging in polyvinyl alcohol grinding stone
Grinding stone after aluminum disk grinding was clogged by debris loading after used for a certain period of time. The clogging pores modified the surface structure of grinding stone thus resulting in scratching of aluminum ...