STUDYING THE EMISSION OF PRODUCTS FORMED DURING EVAPORATION OF POLYSTYRENE PATTERNS IN THE LOST FOAM PROCESS IN TERMS OF THE WORK ENVIRONMENT

The article presents the ecological aspects of the lost foam technology. The results of environmental tests carried out on an experimental stand for pouring of moulds with liquid metal and knocking out of castings ...

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SIMULATION STUDIES OF MOULD FILLING CONDITIONS WITH MOLTEN METAL IN EVAPORATIVE PATTERN TECHNOLOGY

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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HYDROGEN CONTENT IN GREY IRON CASTINGS MADE BY THE LOST FOAM PROCESS

One of the main parameters that determine the correct run of pattern evaporation process is the type and volume of gas evolved from a foamed polystyrene pattern during its evaporation. The process of pattern evapor...

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STUDY OF FILTRATION CHARACTERISTICS OF THE EXPERIMENTAL CERAMIC LAYERS

One of the main parameters determining proper course of the pattern evaporation process, which takes place in parallel with pouring of the foundry mould with metal, are properties of the ceramic coating applied on a po...

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Selected casting processes in the aspect of their effect on the environment protection

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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