Your search for flow resulted in 23 matches...
The article presents the results of research on the selection of optimum technological parameters of the hot-chamber die casting machine operation to make castings in AM50 magnesium alloy, coated next with the deco...
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On the example of a street inlet casting, the metal flow in the gating system on entering the mould cavity and inside the mould was depicted. The effect of the technique by which the metal is fed into the mould cav...
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Using available thermo-physical parameters, the paper describes the simulation studies of metal flow in mould filled with an evaporative pattern. The final properties of casting made in a lost-foam process are grea...
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A device for the fabrication of ingots from cast iron of globular non-dendritic structure of the primary phase was designed and made, using the principle of overflow on the Slope Cooling Plate, known as the SCP met...
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The article is a compilation of the most important results obtained during execution of own research project regarding the possibility of using fly ash formed during combustion of hard coal as a base granular material ...
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The second part of the publication presents the results of high temperature investigations of selected sorts of fly ash serving as a reinforcement in ALFA composites. Using graphs illustrating changes of sample dimensions in function of temperatur...
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The results of computer simulation and visualisation of the process of making investment patterns are presented. Computer simulation was carried out on pattern materials of variable viscosity, with preset technical and technological parameters of ...
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Pouring and solidification of EN-GJS-400-15 ductile cast iron castings of soft wedge gate valves for PE pipes used in gas pipelines was simulated. The analysis was performed in Flow-3D program. On the basis of the two-dimension documentation provi...
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A simulation analysis was carried out on the casting and solidification of EN-GJS-400-15 spheroidal iron for production of soft-sealed wedge gates for PE pipe gas networks. The analysis was made in the Flow-3D software. Based on the engineering do...
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Modernisation works aiming at lowering the weight andincreasing performance of the range of ball reflux valves include also, among other things, lowering the weight (density) of floating balls being an important element of this type of valve...
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Temperature properties of fly ash are closely correlated to the chemical composition and proportions of the main compounds, comprising the waste material. Statistical analysis of data obtained during the measurement of fusibility, showed a high co...
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This paper presents the results of work on the determination of actual molten metal flow in a mould during centrifugal casting in the SuperCast induction vacuum furnace manufactured by Linn HighTherm. The centrifugal casting process uses the effec...
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Computer programs are now a common tool aiding the engineer’s work on structure design. The design of foundry moulds used in the pressure die casting process, based on the casting design and effectively utilising the ability to create 3D ima...
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An attempt was made to develop a mathematical model and apply this model in numerical analysis to the drying process of multi-layer ceramic moulds used in investment casting. The numerical analysis carried out in a FLOW-3D program was meant to ser...
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High-temperature interaction of liquid Gd in contact with dense, polycrystalline TiO2 substrate, was investigated. Wettability and reactivity tests were carried out at two different temperatures (1362°C and 1412°C) in flowing ga...
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Viscous flow behavior of amorphous Zr65(Ni,Pd)35 alloy has been studied at a heating rate of 20 K/min. The viscosity experimental results are interpreted on the basis of the free volume model. The values of the model paramete...
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The modern designing techniques and development procedures requires the use of advanced integrated methods. That kind of approach requires the involvement of series of steps which leads to the logical work stream known as Integrated Computational ...
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The wetting behavior and reactivity between molten cast iron (originally vermicular graphite cast iron, containing in wt. %: 3.70 C, 2.30 Si, 0.44 Mn, 0.054 P, 0.017 Mg, 0.015 S) and commercial polycrystalline alumina (Al2O3 ...
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The paper focuses on the experimental investigation of high temperature wetting behaviour of liquid pure Mg during a contact heating on Ni substrate by the sessile drop method. High temperature wettability test was performed by the ...
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The paper presents the results of investigations into the microstructures of composite materials produced by pressure infiltration of preforms of ceramic α-Al2O3 particles with aluminium alloy EN AW-2024. In particular,...
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Ductile iron castings are widely used in many industrial branches because of their mechanical properties. The production process of such a grade of cast iron requires the maintenance of the technological regime and the purity of initial charge mat...
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The paper presents an attempt to assess the mechanical properties of high-strength AlZnMgCu aluminium alloy samples cast in gypsum moulds. The first stage of the study involved the use of computer simulations to select the opti...
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This study was undertaken to recognize sintering-, softening-, melting-, flow temperature, mineralogy, chemistry and prospects for utilization of the Polish fly ashes (FA, FAs). The study is metallurgy-foundry oriented, i.e. it regards the ashes a...
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