The Al2O3-SiC reinforced Al7075 Metal Matrix Composite (MMCs) is fabricated through liquid metallurgical technique. Ceramic particulates were amalgamated into aluminium alloy to achieve improved mechanical properties and wear resistance. Al-7075/Al2O3/SiC hybrid MMCs produced by reinforcing 2%, 3%, 4% 5% of Al2O3 7% SiC particles. Microstructural analysis was carried out evaluate the uniform di...

The aim of this study was to investigate the effects of surface conditioning protocols on the shear bond strength (SBS) of metal brackets to aged composite resin surfaces in vitro. Ninety composite resin discs, 6 mm in diameter and 2 mm in height, were prepared and treated with an ageing procedure. After ageing, the specimens were randomly assigned to one of the following groups: (1) control wi...

Owing to its remarkable properties, multiwalled carbon nanotubes (MWCNTs) are attracting the interest for realization of sensors. The potential MWCNTs high temperature sensing applications was investigated by integration within reinforced aluminium oxide ceramic composite. up 2 wt% were mixed with aluminum composite using solution mixing method ensure good homogeneilty powders. Specimens realiz...

Reinforcement performs a dynamic function in the efficiency and durability of composite materials. In past, various researchers have conducted studies aimed at use different chemical particles as reinforcement particulates for aluminium metal matrix composites, leading to progressive results desired properties reinforced material. This study shows potential harnessing agro-waste materials inste...

In situ reaction was activated in the powder mixture of Al/5 wt.%Fe2O3 by using selective laser melting (SLM) to directly fabricate aluminium metal matrix composite parts. The microstructural characteristics of these in situ consolidated parts through SLM were investigated under the influence of thick powder bed, 75  μm layer thickness, and 50  μm layer thickness in various laser powers and sca...

Aluminum-based metal matrix composite (MMC) materials are used in the design of ground transportation vehicles and aircraft. Compared with conventional, unreinforced alloys, composite materials usually exhibit higher strength, both at ambient and elevated temperatures, as well as good fatigue strength and wear resistance. MMCs could be produced by variety of methods such as Stir cast, Liquid In...

Introduction: The aim of this study was to evaluate the effect of proximal contour of class II composite restorations placed with straight or contoured matrix band using composite resins with different modulus of elasticity on stress distribution by finite element method. Methods: In order to evaluate the stress distribution of class II composite restorations using finite element method, upper ...

Composite materials possess advantages like high strength and stiffness with low density prove their essentiality in the aviation sector. Aluminium metal matrix composites (AMMC) find applications automotive, aircraft, marine industries due to specific strength, superior wear resistance, lower thermal expansion. The fabrication of using liquid phase at temperature leads formation intermetallics...

Selective laser melting (SLM) offers significant potential for the manufacture of the advanced complex-shaped aluminium matrix composites (AMCs) used in the aerospace and automotive domains. Previous studies have indicated that advanced composite powders suitable for SLM include spherical powders with homogeneous reinforcement distribution, a particle size of less than 100 μm and good flowabili...

Aluminium alloy based metal matrix composites are being extensively used in the aerospace, automobile, defense, marine and electronic industries owing to their excellent strength, high resistance wear, corrosion better thermal stability. Many investigators have explored different aluminium series composites, like heat treatable AA2024, AA6061 AA7075 since properties of these alloys can be easil...