METAL CASTING IEEE PAPER
Principles of casting and splinting
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Casts and splints serve to immobilize orthopedic injuries (Table 1). 2 They promote healing, maintain bone alignment, diminish pain, protect the injury, and help compensate for surrounding muscular weakness. Improper or prolonged application can increase the risk
Casting aluminum alloys
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3.1. 2 Elimination of microsegregation during homogenization 200 3.1. 3 Fragmentation and spheroidization of constituent particles 213 3.1. 4 Changes of grain and dislocation microstructure of aluminum solid solution in the course of homogenization 222 3.1. 5 Abstract The tensile properties and fracture behavior of cast aluminum alloys A356 and A357 strongly depend on secondary dendrite arm spacing (SDAS), Mg content, and, in particular, the size and shape of eutectic silicon particles and Fe-rich intermetallics. In the
Production of porous hydroxyapatite by the gel-casting of foams and cytotoxic evaluation
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Abstract: This study presents the manufacture of highly porous hydroxyapatite by a novel technique that employs the foaming of suspensions prior to the in situ polymerization of organic monomers contained in the compositions. This method produces strong gelled
Casting solidification analysis by modulus vector method
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This paper briefly reviews various geometry-driven methods for analysing the solidification process of a casting, which offer the advantage of being faster and less dependent on material properties than numerical methods. A new method for identifying hot spots and
Casting the wireless sensor net
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" I didn't know this before, but plants have sex, says Kevin Delin. He's gesturing toward two huge cycads, palmlike fugitives from the Dinosaur Age growing in a corner of the Huntington Botanical Gardens, a sanctuary for 15,000 rare plant species in San Marino, CA. Delin's
Metallurgical and processing aspects of the NRC semi-solid casting technology
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With the development of Squeeze Casting, Thixocasting and Vacuum Pressure Die Casting it became possible in the last five years to apply light metal pressure castings for safety Convective Fluid Motion Within the Interdendritic Liquid of a Casting interfaces were highly planar and perpendicular to the overall ingot axis to within+ 2 deg. Since this is the limit of the accuracy obtainable with the X-ray diffraction technique and thin foil preparation, no
Thin yttrium-stabilized zirconia electrolyte solid oxide fuel cells by centrifugalcasting
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A centrifugal casting technique was developed for depositing thin 8-mol%-yttrium-stabilized zirconia (YSZ) electrolyte layers on porous NiO–YSZ anode substrates. After the bilayers were cosintered at 1400 C, dense pinhole-free YSZ coatings with thicknesses of 25 m
Casting out anger
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" The authors' treatment of the subject is thematic topics include rural-urban migration, the family, social mobility, economic development and excerpts from scholarly studies by well- known specialists on aspects of West African urbanization are interspersed throughout the
Ballot Casting Assurance via Voter-Initiated Poll Station Auditing.
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Abstract The technology for verifiable, open-audit elections has advanced substantially since research on this topic began a quarter century ago. Many of the problems are well- understood and have solid solutions. Ballot casting assurance the problem of ensuring
GPU-Based Ray-Casting of Quadratic Surfaces.
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Abstract Quadratic surfaces are frequently used primitives in geometric modeling and scientific visualization, such as rendering of tensor fields, particles, and molecular structures. While high visual quality can be achieved using sophisticated ray tracing techniques,
Hot tearing criteria evaluation for direct-chill casting of an Al-4.5 Pct Cu alloy
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Predicting the occurrence of hot tears in the direct-chill (DC) casting of aluminum alloys by numerical simulation is a crucial step for avoiding such defects. In this study, eight hot tearing criteria proposed in the literature have been implemented in a finite-element
Clogging in continuous casting nozzles
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ABSTRACT Nozzle clogging is a serious productivity and quality problem in continuous casting. This work reviews the causes, effects, and solutions to clogging in continuous casting nozzles. The results of a one-dimensional, steady state analysis of the heat loss Functionally graded materials (FGMs) are a new class of materials that vary continuously in composition and/or microstructure. Thus, different places in these materials also vary continuously in mechanical properties, so a wide range of engineering applications can
Ballot Casting Assurance.
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Abstract We propose that voting protocols be judged in part on ballot casting assurance, a property which complements universal verifiability. Some protocols already support ballot casting assurance, though the concept has not received adequate explicit emphasis.
Life cycle analysis of conventional manufacturing techniques: sand casting
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abstract Conventional manufacturing techniques have not been subject to much scrutiny by industrial ecologists to date. Many newer techniques and products draw more attention as they rise quickly from research to global scales, amplifying their environmental
Prediction of dendrite arm spacing for low alloy steel casting processes
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Simple mathematical expressions to predict the primary dendrite arm spacing (PDAS) and secondary dendrite arm spacing (SDAS) suitable for steel casting processes are presented. The equations of the PDAS and SDAS were based on previously published experimental
Continuous Casting (metallurgy)
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Continuous casting is used to mass produce basic metals into long, semi-finished shapes with constant cross section, which are later processed into over 800 million tons of steel, 20 million tons of aluminum, and 1 million tons of copper, nickel, and other metal products in This discussion pertains to the comparison of the Gibbs energy of formation of SnO2 reported by Bamanarayanan and Bar with the results of a number of similar measurements carried out earlier 1-~ and which have not been referred to by Ramanarayanan and Bar,
New high-palladium casting alloys: Part 1. Overview and initial studies
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High-palladium alloys for metal ceramic resforations, based on the Pd-Cu-Ca and Pd-Ga systems, were introduced to the denfal profession during the past decade. These alloys have become increasingly popular because they are much less expensive than the gold- The conventional squeeze casting process has been successfully applied to the manufacture of metalmatrix composites (MMCs) as one of the most effective manufacturing processes of the machine component. For a decade, great interest has been taken in how Aluminium matrix composite materials (AMCM) have been studied for more than ten years particularly with the aim of providing lowcost processing techniques and high-quality materials. However, the state of the art shows that several difficulties have still to be
Casting simulation and optimisation: benefits, bottlenecks and best practices
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ABSTRACT Casting simulation has become a powerful tool to visualize mould filling, solidification and cooling, and to predict the location of internal defects such as shrinkage porosity, sand inclusions, and cold shuts. It can be used for troubleshooting existing
Inclusions in continuous casting of steel
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ABSTRACT This paper first reviews the sources of inclusions in continuous casting of steel including both indigenous and exogenous inclusions, focusing on reoxidation, slag entrainment, lining erosion and inclusion agglomeration on linings. Secondly, the
Etched casting acid etch composite bonded posterior bridges
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Abstract The development of composite bonded cast posterior bridges is followed through its evolution from the perforated to the electrolytically etched casting for resin retention. The current state of the art in design and preparation for these retainers is reviewed stressing
DC casting of aluminium: process behaviour and technology
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Synopsis This paper reviews the physical phenomena and technology of DC casting of aluminium. The basic process, its variants, history and commercial aspects are described. The process physics such as heat and fluid flow, solidification microstructure, thermal
Microstructure of WE43 casting magnesium alloys
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ABSTRACT Purpose: WE43 is a high-strength magnesium alloy characterized by good mechanical properties both at an ambient and elevated temperature (up to 300 C). It contains mainly yttrium and neodymium. The aim of this paper is to present the results of
Zone casting-a universal method of preparing oriented anisotropic layers of organic materials
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A method for the preparation of oriented, anisotropic layers of soluble molecular materials on substrates that were not pre-oriented (so-called zone casting) is presented. The method consists in casting a suitable solution, continuously supplied by a nozzle, onto a moving
Influence of the crystallization condition on Al-Si-Cu casting alloys structure
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AbstrAct Purpose: The purpose of this paper is to show the effect of solidification rate on microstructural features, hardness and microhardness of Al–Si–Cu alloys in as cast state. Design/methodology/approach: The main base of the paper is to compare the properties
Calculation of the composition profile of a functionally graded material produced by centrifugal casting
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Abstract Functionally graded materials have designed inhomogeneous distributions of different components on the scale of the material. They can be made by suspension processing in which particles are stacked in a controlled manner. Segregation effects can
Scale formation and descaling in continuous casting and hot rolling
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Surface oxidation of cast and rolled products in steelmaking causes scale formation by a complex thermochemical mechanism (diffusion of iron ions via vacancies in the oxide layer from the scale/metal interface to the surface), as outlined in detail elsewhere. 1 Rather, the
Grain size distribution in a complex AM60 magnesium alloy die casting
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Abstract Presolidified equiaxed dendritic crystals are observed in magnesium cold chamber high pressure die castings. Depending on the rate at which new crystals are formed and to what extent they survive in the shot sleeve, a mixture of liquid and crystals is injected into
Interval methods for ray casting implicit surfaces with affine arithmetic
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Abstract. We study the performance of affine arithmetic as a replacement for interval arithmetic in interval methods for ray casting implicit surfaces. Affine arithmetic is a variant of interval arithmetic designed to handle the dependency problem, and which has improved
Thermal stress evaluation in the steel continuous casting process
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SUMMARY Two numerical models for the thermal stress and plastic strain analysis in the solid shell at the initial stage of a steel continuous casting process, are presented and their performances evaluated. First, a numerical procedure based on a natural extension of the
Design for casting-A new paradigm for preventing potential problems
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Abstract Design revisions are expensive and time consuming. Yet, these are inevitable because product designers have limited knowledge about casting processes and have no means to evaluate the influence of design features on castability (costs, quality and Carbon fibre-reinforced metaPmatrix composites have been considered attractive candidates for engineering structural materials because of their high specific stiffness, high specific strength and elevated temperature properties. Among the fibre-reinforced metals,
Serial casting in the treatment of idiopathic toe-walkers and review of the literature
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Idiopathic toe-walking is defined as persistent toewalking in a normal child in the absence of developmental, neurological or neuromuscular conditions. True idiopathic toe-walking is a rare referral, representing approximately 1: 100 new patients seen in the Paediatric
Simulation of die filling in gravity die casting using SPH and MAGMAsoft
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ABSTRACT This paper reports on the application of smoothed particle hydrodynamics (SPH) and MAGMAsoft to model die filling in gravity die casting and the favourable comparison of SPH simulation results with experiments. The simulation results were able
mould material and pouring temperature on the microstructural characteristics of AA6063 aluminum alloy feed-stocks produced using low superheat casting
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Thixoforming and thixocasting are semi-solid processing (SSP) technologies combining the nearnet-shape capabilities of die-casting and mechanical properties of forging [1-2]. Semi- solid processing has made a significant impact in a number of industries including
Prediction and Investigation of Shrinkage Porosity Defect in Sand CastingProcess-A Review
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Abstract-In the present worldwide and aggressive environment foundry commercial enterprises needs to perform productively with least number of dismissals. Likewise they need to create throwing segments in short lead time. Foundry industry experiences low
INFLUENCE OF REOXIDATION ON SILICA-CONTAINING BARIUM TITANATE CERAMICS FOR PTCR THERMISTORS PREPARED BY TAPE CASTING
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Silica-containing barium-rich BaTiO3 ceramics for thermistors with a positive temperature coefficient of resistance are prepared by a tape-casting technique. The ceramics are sintered in a reducing atmosphere at low temperatures of 1175-1225 C. The influences of
Influence of High Temperature Solution Treatment on Aging Characteristics of Al-4Cu-6Si Casting Alloy
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ABSTRACT Aluminum alloys are mostly used in aerospace and automotive applications. It has high strength to weight ratio. These alloys also shows high corrosion resistance. This work emphasizes to improve of strength by heat treatment which involves forming
Glovebox Advanced Casting System Casting Optimization
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ABSTRACT Casting optimization in the GACS included three broad areas; casting of U-10Zr pins, incorporation of an integral FCCI barrier, and development of a permanent crucible coating. U-10Zr casting was improved over last year's results by modifying the crucible
BASIC ALLOY DESIGN CONCEPTS AND STEELMAKING/CASTINGCONSIDERATIONS FOR OPTIMIZED HOT STRIP STRUCTURAL STEEL IN YIELD
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Abstract Production of structural hot strip coils in yield strengths up to 700 MPa and higher is increasing worldwide. In addition to requiring higher strengths, structural designs require good formability, toughness and weldability. Toughness and formability come from
Clinical research of jaw marsupialization by applying obturator made by hot pressure casting technique
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Abstract: This study compares the use of iodoform gauze and obturators made by hot pressure casting technique in the opening maintenance after the jaw cyst marsupialization. Forty patients with jaw cyst marsupialization in either retromolar pad or vestibular groove
A Semi-implicit (Non-) hydrostatic Free-surface Numerical Model of Horizontal Centrifugal Casting
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Abstract The horizontal centrifugal casting is a metallurgical process, in which a liquid metal is poured inside a horizontally rotating cylindrical mold. The centrifugal force pushes the liquid metal towards the mold wall resulting in a formation of a sleeve with a uniform
Optimization of the low superheat casting process parameters for producing of thixotropic a356 alloy feedstock
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Thixoformingand thixocasting are semi-solid processing (SSP) technologies used to produce near netshaped components that haveseveral advantages over conventional casting routes. It has been reported that components produced using these
Casting of product of Al-25% Si with thin fins
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Recently, die-casting of product with thin fins for a heat sink has been in demand. A383 aluminum alloy is a popular alloy for die-casting, and it has excellent flow ability. However, an A383 product thinner than 1 mm is very difficult to make by a conventional die-cast
OptimizationExperimental Validation of Feeding Systemfor Steel CastingUsing Traditional and Simulation Technique-A Case Study
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Abstract–In metal casting there is always a compromise between the cost involved in the production of cast component and the quality required. Besides, it is always desired that the yield of casting is maximized against the volume of feeder/riser accommodated to meet
Solution Space Exploration of the Process Design for Continuous Casting of Steel
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ABSTRACT Continuous casting is the process of solidifying molten metal to produce different products such as billet, bloom, or slab. This process can be formulated mathematically in terms of conflicting objectives including productivity, yield, quality and
Alloy development and reheating process exploration of Al–Si casting alloys with globular grains for thixoforming
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A novel two-stage reheating process with new alloy design has been developed to improve the microstructure morphology of semisolid Al–Si casting aluminum alloy for thixoforming. The process consists of first reheating the material to the liquidus temperature, holding for
Tribological behavior of Al-Cu alloys and innovative Al-Cu metal matrix composite fabricated using stir-casting technique
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Abstract Tribological behaviour of an Al–5-wt% Cu alloy, Al–10-wt% Cu alloy (hypoeutectic alloy), and an innovative composite combination of an Al–5-wt% Cu alloy as the matrix and a 5-wt% Cu powder as the reinforcement have been investigated. The metal matrix
DesignAnalysis of Heat Sink High-Pressure Die Casting Component
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Abstract Die casting is one of the manufacturing process developed in early 1900's. In die casting molten metal is injected into the mold with high pressure. Die casting can be distinguished by two types they are 1) Hot Chamber Die Casting 2) Cold Chamber Die
Technological Properties of Ceramic Slurries Based on Silicon Carbide with Poly (vinyl alcohol) Addition for Shell Moluds Fabrication in Precision Casting
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Nowadays, the investment casting process (often called lost wax casting) is a predominant technique widely used for the production of small sized precision cobalt, nickel, titanium and aluminum castings with complex geometries. It concerns fields such as military, marine,
Study of Corrosion of Al-Cu Hypoeutectic Alloys and Al-Cu Composite Fabricated Using Stir Casting Technique
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Abstract The aim of the present investigation is to know the corrosion resistance of Al–5-wt% Cu alloy, Al–10-wt% Cu alloy and Al–5-wt% Cu alloy as matrix and 5-wt% Cu powder (105 microns particle size) as reinforcement. The castings with above percentage of
REDUCE CASTING DEFECTS IN FOUNDRY BY TAGUCHI METHOD
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ABSTRACT In this paper the casting defects such as shrinkage, sand drop, blowhole are minimized by using Taguchi optimization techniques. The process parameters selected for the sand casting are Compression Strength (g/cm2), Moisture Content (%), Permeability
Manufacturing and technological challenges in Stir casting of metal matrix composites–A Review
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Abstract A" composite" is when two or more different materials are combined together to create a superior and unique material. This is an extremely broad definition that holds true for all composites, however, more recently the term" composite" describes reinforced
On the production of al-A356alloy semi-solid feedstock using cooling slopecasting technique
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Thixoforming is a semi-solid processing (SSP) technique that has the advantage of both die casting and forging processes [1-5]. It uses semi-solid slurries that has a thixotropic property, ie it can be flow like a liquid when sheared and when it at rest it solidifies again [3, 5].
Development and Application of Blast Casting Technique in Large-Scale Surface Mines: A Case Study of Heidaigou Surface Coal Mine in China
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Blast casting is a high-efficiency technique applied in surface mines for overburden removal and results in stripping cost savings. According to ballistic theory and center-of-mass frame basic movement principles, key factors influencing blast casting effect were analyzed,
Optimization of the cooling slope casting parameters for producing aa7075 wrought aluminum alloy thixotropic feedstock
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Thixoforming is a viable technology for forming alloys in semisolid state to near net-shaped products [1]. This method presents a solution to the problems associated with both conventional casting and metal forming processes due to its capability to use
Sonochemical Synthesis of Polymethylmethacrylate-Halloysite Nanotube by Solution Casting Method
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ABSTRACT Halloysite nanotubes (HNTs) are naturally occurring hollow nanotubes which are widely investigated as these materials have attractive features and results in improved properties of resulted nanocomposites. In this present work, we have successfully
Al6063, Pure Aluminium and Brass Casting Solidification using Explicit Scheme
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Abstract Finite difference modeling of solidification of pure aluminum, Al 6063 and brass casting in green sand mould has been simulated. Unsteady heat conduction eq. in twodimensional form governs the physical problem. Convective boundary conditions have
Investigation of structural, dielectric and sensing properties of MgCl 2/PVDF composite films prepared via solution casting technique
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AIMS Materials Science, 3(3): 1117-1124. DOI: 10.3934/matersci.2016.3.1117 Received: 20 June 2016 Accepted: 01 August 2016 Published: 04 August 2016Investigation of structural, dielectric and sensing properties ofMgCl2/PVDF composite films prepared
A Comparison of Photography and Casting Methods of Footwear Impressions
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Abstract: Seven different sandy soils were utilized to create three-dimensional footwear impressions from two left athletic shoes (Saucony and New Balance). The two shoes had been previously worn and then additional randomly acquired characteristics of various
Freeze-casting: Fabrication of highly porous and
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Casting cultural monsters: Representations of serial killers in US and UK news media
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Abstract Serial murder is deeply embedded in Western cultures, and serial killers are the subject of widespread coverage in news and entertainment media. Despite ample differences among serial murder cases and serial killers, most mass media portrayals of
Development of low cost block mold for copper alloy casting
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Abstract Suitable block mold formulations for copper alloy casting have been developed and the formulations used were 25% plaster of paris (POP), 75% silica sand and 31-37% water. Silica sand with a grain size of 106-212 µm was added into dilute suspension of POP and
EXPERIMENTAL, STATISTICAL AND NUMERICAL STUDIES OF THE CONTINUOUSCASTING PROCESS BASED ON TEMPERATURE PROFILES-PART I.
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ABSTRACT Statistical, experimental and numerical studies are carried out to investigate the frequencies of breakouts during solidification phenomenon in steel continuous casting process at Arcellor Mittal-Annaba plant (Algeria). These breakouts frequencies which
Anchor-Shaped Design of a Submerged Entry Nozzle for the ContinuousCasting of Steel
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Abstract An anchor-shaped geometrical design for a Submerged Entry Nozzle for the slab continuous casting of steel is presented in this work. To evaluate its performance, transient 3D multiphase numerical simulations were carried out using the Computational Fluid
VTFire: Casting the Future
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This practical experience is what attracted me towards the foundry as a material science student. Having already committed towards a minor in green engineering, I was unable to take any of the classes the foundry had to offer. With this realization I sought out Dr.
Reduction of Reworks in Green Sand Casting Process: A Six Sigma Prospective
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Abstract In this paper, a case study of Indian foundry industry has been presented to explore the success of six sigma methodology. The DMAIC (Define-Measure-Analyse-Improve- Control) approach of six sigma has been followed here to reduce the rejection rate in the
FABRICATION OF Y-TZP FOR DENTAL CROWNS APPLICATIONS BY COMBINING SLIP CASTING AND COLD ISOSTATIC PRESSING
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Abstract Yttria-stabilized tetragonal zirconia polycrystalline (Y-TZP) is a popular material for dental restoration because of its outstanding mechanical properties and biocompatibility. Cold isostatic pressing (CIP) and slip casting are among several consolidation methods
Lipschitz continuity of free boundary in the continuous casting problem with divergence form elliptic equation
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Abstract. In this paper we are concerned with the regularity of weak solutions u to the one phase continuous casting problem div (A (x) u (X))= div [ß (u) v (X)], X CL in the cylindrical domain CL= ×(0, L) where X=(x, z), xRN- 1, z(0, L), L> 0 with given
Decision support systems in the metal casting industry: An academic review of research articles
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Abstract This article offers a complete review of the research articles that are related to the application decision support and intelligent system with specific to metal/dry casting. Data were obtained from 89 articles that are published from 2000 to 2015 in 47 journals. The
Effect of Cooling Intensity and Position on Solidification in Semi-ContinuousCasting of Copper
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Abstract Cooling heat flux effect in both primary and secondary cooling zone has been studied in semi-continuous casting of copper billet. Sufficient cooling is essential to reduce casting defects and to get high productivity, however low rate of solidification is aimed in
Design of Gating System, Metal Flow and Solidification for a Die CastingComponent Using Virtual Simulation Technique
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Abstract-The connecting rod is of the important parts of the engine such as automobile and ship, and it is connected with the piston and the crankshaft, its role is the reciprocation of the piston is converted to rotational movement of the crankshaft, and the force acting on the
Analysis of Different Sand Casting Defects in a Medium Scale Foundry Industry-A Review
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ABSTRACT: A defect in castings does not just happen. Casting defects are unusually not by accidents, they occur because some step in manufacturing cycle does not get properly controlled and somewhere something goes wrong. They are caused by wrong practice in
Composite and It's use in Manufacturing of Dovetail by Single Response Optimization of Hardness and Surface Roughness by Taguchi Method in StirCasting
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Abstract Aluminum alloys are widely used in aerospace and automobile industries due to their low density and good mechanical properties, better corrosion resistance and wear, low thermal coefficient of expansion as compared to conventional metals and alloys. The
Effect of Heat Treatment on High Temperature Damping Capacity of ZK60 Sheet Produced by Twin-roll Casting and Hot-rolling
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ABSTRACT ZK60 alloy sheet with 1mm thickness which produced by twin roll casting and hot rolling was used in this paper. The effect of heat treatment on microstructure and damping capacity of the hot rolled ZK60 alloy sheet was studied by using optical
Race-Conscious Casting and the Erasure of the Black Past in Lin-Manuel Miranda's Hamilton
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The American public has long been enthralled with the mythology of the founding fathers. Though a recent (and recurring) trend within popular history writing,''founders chic''can also be experienced on historic house tours at places such as Mount Vernon, Monticello, and
Reutilisation of Bayer Red Mud as Moulding Material in Green Sand CastingProcess-An Experimental Study
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ABSTRACT Casting defects are usually not by accidents, they occur because some steps in manufacturing cycle does not get properly controlled and somewhere something goes wrong. Metal casting industries are continuously exposed to ever increasing demands Modern production enables a high standard of living worldwide through products and services. Global responsibility requires a comprehensive integration of sustainable development fostered by new paradigms, innovative technologies, methods and tools as
Investigation of Chorionic Artery Bifurcation Using Micro Vascular CastingModel
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Vascular corrosion casting was used for detailed three-dimensional (3D) morphological examination of the normal placental microcirculation. This paper is focused on blood flow dynamics in the branching microvessels of the human placenta. The 3D computational
A new secondary AlSi10MnMg (Fe) Alloy suitable for manufacturing of ductile Aluminium parts by vacuum assisted high pressure die casting technology
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Vacuum assisted high pressure die castings (VPDC) with high ductility requirements are usually manufactured with primary AlSi10MnMg alloy. However, secondary alloys could be an interesting alternative as they offer several advantages such as cheaper raw material
Quality Index of the AlSi7Mg0. 3 Aluminium Casting Alloy Depending on the Heat Treatment Parameters
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Abstract Issues connected with high quality casting alloys are important for responsible construction elements working in hard conditions. Traditionally, the quality of aluminium casting alloy refers to such microstructure properties as the presence of inclusions and
Effect of casting speed and delay time on the residual stresses in centrifugalcasting of aluminium rods
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Abstract Longitudinal slitting technique has been employed to determine the residual stresses in centrifugal cast aluminium rods. Residual stresses were found to decrease with increase in casting speed in the centrifugal casting. The residual stresses of the
Casting Bloodstain Patterns: AccuTrans
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Abstract: The use of casting agents is common for molding impres-sions of tool marks and latent prints on uneven surfaces. This study compares two casting products (Accu Trans and Mikrosil) and their ability to cast bloodstain pattern impressions. The results indicate that
Tensile And Hardness Behavior Of Aluminum 7075 And Zinc And Chromium Metal Matrix Composite By Stir-Casting Route
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ABSTRACT Aluminium 7075 is an aerospace aluminum bar with cold finished or extruded aluminum wrought alloy with high strength, adequate machinability and improved stress corrosion control. Fine grain control results in good tool wear. Aluminium 7075 is one of
Experimental and Numerical Determination of Casting-Mold Interfacial Heat Transfer Coefficient in the High Pressure Die Casting of A-360 Aluminum Alloy
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1. Introduction Nowadays aluminium materials are used widely in automotive industry due to their low density, high strength and thermal conductivity features. The most important method used in the manufacturing of aluminium parts is the high pressure die casting
Harnessing Biology for Bioinspired Structural Materials with Intrinsic and Extrinsic Freeze Casting
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Providing sophisticated and ingenious solutions to the myriad of challenges that plague the human race is a task that has fallen upon science for millennia. While this is a burden that most scientists willingly accept, the process of providing these solutions is an arduous one
Screen Casting Video Feedback for individual assessment submissions
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Crook, A., Mauchline, A., Maw, S., Lawson, C., Drinkwater, R., Lundqvist, K., Orsmond, P., Gomez, S. and Park, J., 2012. The use of video technology for providing feedback to students: Can it enhance the feedback experience for staff and students Computers
Numerical and experimental analysis of a high pressure die casting Aluminum suspension cross beam for light commercial vehicles
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The purpose of the present paper is to enhance and deepen the lightweight optimization in automotive, in particular for commercial vehicles and buses. In detail, aim of this research is to develop a technically reliable and cost effective safety component for Light Commercial
Investigation on Mechanical and Tribological Properties of 6061 Aluminium–SiC Alloy Fabricated by Stir Casting Method and Equal Channel Angular Extrusion:
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Abstract-With improvements in industrialization over the past few years, the utilization of composites has also drastically increased. Need for low cost, high performance and good quality materials have caused a shift in research from monolithic to composite materials,
Virtual Surrounding Face Geo Casting with Guaranteed Message Delivery for Ad-Hoc and Sensor Networks
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ABSTRACT Geocasting in wireless sensor and ad hoc networks means delivering a message from a source node to all the nodes in a given geographical region. The objectives of a geocasting protocol are two-fold: guaranteed message delivery and low transmission
Investigation of the Mold Powder Film Structure and Its Influence on the Developed Surface in Continuous Casting
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Abstract In the continuous casting of steel, samples of the of the mold flux films are taken from the mold. The mineralogical composition of the crystalline, intercrystalline, and amorphous phases is determined. The influence of the morphology of the cuspidine
The Effect Of Deformation On Wear Behaviour Of 5% Fly Ash Particle Reinforced Al-10Mg Alloy Matrix Nano Composites Synthesized By Stir Casting
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ABSTRACT Aluminium alloy matrix composites attract much attention due to their lightness and moderate casting temperatures. Among the various reinforcements used in composite material, fly ash is one of the most inextensible and low density reinforcements available
PASSIVE STRETCHING, SERIAL CASTING, AND AFOS FOR A 9-MONTH-OLD CHILD WITH PLANTARFLEXION-CONTRACTURE ON SELF-REFERRAL
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Tendoachilles contracture causes ankle dorsiflexion (DF) limitation and puts it in plantarflexion position, which in infants results in toe-walking. A mother of a 9-month old boy with bilateral plantarflexion-contracture (PFC) sought for private physiotherapy
Application of 3D Cad Modeling and Casting Simulation to Eliminate CastingDefects.
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Abstract: As we know foundry industry is main supplier to the various mechanical industries. Human being knows the casting technique from ancient time. From the ancient time there is continues knowledge addition in foundry technology. Still considering present market
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