Your search for production resulted in 40 matches...
The first part of the publication presents the structure of global power industry market. Fundamental technologies of heat and electricity production in conventional coal combustion processes are considered,with sp...
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The article presents the results of model tests and studies of the sand reclamation from waste moulding and core mixtures with an inorganic geopolymer binder, used in the trial production of pilot castings...
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The article presents the most important results of the research, development and implementation studies carried out under one of the Target Projects as a result of cooperation between the CERTECH Technical and Comm...
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The study formed a part of industrial (applied) research executed under Target Project ROW-II-403/2008 at MAGNUS-NORD in Toruń. The aim of the study was to select the heat treatment parameters ensuring the require...
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The study presents an analysis of the possibilities to change the fabrication technology of a rocker for automotive applications, changing also the type of material used for this element. The application of high-st...
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Development of instruments for micro- and macrostructure design in functionally graded materials is a challenge for the modern industry. In this path, mathematical modeling and numerical simulation are extremely he...
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The article presents the results of laboratory and industrial tests on the application of a new geopolymer Rudal A binder used in production of moulding and core sands for castings from carbon and alloyed cast stee...
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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 paper presents the results of laboratory and industrial tests undertaken in order to develop and implement in foundry production the high-quality bentonite made from the raw dried material and selected fractions formed in the production of hyg...
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The emission of odours associated with the activities of various industrial plants and facilities is treated as a nuisance, and not as a factor harmful to humans and the environment. The smell, even when subjectively perceived as pleasant, with a ...
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Numerical analysis was carried out to establish the operating stress distribution in softsealed gate valves cast from ductile iron EN-GJS-400-15 for the gas network of PE pipes. The analysis was carried out with ANSYS software, based on data and d...
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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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The article attempts to compare the resistance of austempered ductile cast iron and S215 steel to dynamic loads. The samples were subject to research using the Taylor test methodology at different speeds of deformation, in order to determine the c...
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Thin-walled dome casts (hemispheres) with a wall thickness of 4.2 and 10.3 mm made of ductile iron underwent simulation tests within the frame of forecasting the tendency to create residual stresses, casting defects, the shaping of structures and ...
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The article presents results of an investigation which constitutes a section of research under the project POIG.01.01.02-00-015/09 "Advanced materials and technologies", one of the aims which is the introduction of new ecological inorganic binders...
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The article presents results of laboratory tests to develop a new generation of foundry hybrid bentonite. Hybrid bentonite is intended for use as binder for synthetic moulding sands and sandmixes. In the previous practice foundry bentonite was a p...
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One of the factors which influence development tendencies within the scope of moulding sands used in foundry practice is environmental protection. Hence, while assessing technologies, the composition of utilised materials and emissions of harmful ...
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The presented paper is a description of the significance of CCT and TTT diagrams in the processes of heat treatment of ductile cast iron, and especially during the production of ADI. A review of literature in the subject was made. Own research inc...
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The article discusses the research problematics of machines and equipment for casting technologies, with the consideration of the scope of research performed in Poland in the second half of the twentieth century at main domestic university facilit...
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In this work, issues regarding the energy sector in Poland are described in terms of subcritical technology which is commonly used and plays the most important role in electric power production. In such technology steam temperature reaches 500-530...
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Cellular structures are critical components which perform as energy absorbers in the defense, aerospace and automotive industries. Simultaneous application of topological optimisation algorithms for strength forming, solidification simulation soft...
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The article presents the results of research on the possibilities of utilizing waste moulding sands with silicate and geopolymer binders in the production of autoclaved cellular concrete. The high content of silica in the waste moulding and core s...
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The article describes several variations of the semi-solid metal processing (SSM) technique rendering castings with non-dendritic structure and significantly improved mechanical properties. The metal slurry was produced using the Rapid Slurry Form...
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The aim of the study was to determine the possibilities and conditions for the use of a multi-channel digital recorder to control cast iron quality by rapid thermal analysis. A computer program cooperating with a digital recorder was developed. It...
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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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Issues related to the characteristics and production of silica sols are discussed. The impact of characteristic parameters of the structure of silica sols with different participation of SiO2, Na2O and the values of silica mo...
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The study was conducted for two selected 7xxx series aluminum alloys according to PN-EN 573-3:2010 - Polish version. The analysis of ingots was carried out on 7003, 7003S and 7010, 7010K alloys with a similar ratio of zirconium content. Symbols S ...
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The study presents the general data on modern cast iron with vermicular graphite, developed in Poland, which can be successfully used for casts of machine and device elements, especially those working under the conditions of thermal fatigue....
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The paper presents a critical analysis of the current state-of-the-art thermo-physical properties of metal composite materials, in which different types of carbon reinforcing phase have been used: graphite, diamond, carbon fibres, carbon nanotubes...
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The development of a new element is a very complex procedure requiring a combination of many factors related to the design and manufacture phases. The most efficient way is to use computer simulation which allows for verification of the whole desi...
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Loose rapid hardening masses with synthetic resins, customarily called cold-box technologies, have dominated the process of casting core production. A distinguishing feature of these technologies is the manner of mass preparation without the use o...
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A new non-combustible, non-flammable, waterproof, long-lasting, heat-insulating composite material was made of glass foam granules (derived from glass waste) and a hydraulic inorganic binder in the form of a white Portland cement solution (CE...
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During the project a technology of making ceramic moulds using aluminosilicate microspheres was developed. According to the developed technology, ceramic samples were used to determine thermal conductivity in the temperature range of 500°C to ...
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The present paper is relevant to the investigation of the interaction between the copper alloy metal matrix (CuZn38Pb2) and the reinforcement phase (Fe) during the production of "hybrid" complex relief MMCs. An innovative production method is used...
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The article discusses the impact of selected operations of the casting production technological process on the workplace environment, as well as on the external environment. The casting production is associated with technological operati...
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In this paper an attempt was made to explain the phenomena accompanying the formation and destruction of bonded elements of moulds and cores in which a mixture of unmodified hydrated sodium silicate with a molar module of 2.9 (...
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The present study was created as a result of the execution of the project entitled "Technological conversion of nickel alloys working under extreme conditions". This project, contract No.: TANGO2/340100/NCBR/2017 of 28.04.2017 ...
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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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