THERMOPHYSICAL PROPERTIES OF CAST IRON USED IN THE MANUFACTURE OF BRAKE DISCS

This paper presents the results of measurements of thermophysical properties of automotive brake discs made from gray cast iron. The samples were tested before and after operation in the braking system. Thermal con...

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DETERMINATION OF THERMAL CONDUCTIVITY OF SELECTED TYPES OF DUCTILE IRON (SPHEROIDAL GRAPHITE/CAST IRON) BY MEANS OF THERMAL DIFFUSIVITY MEASUREMENTS WITH LASER-FLASH METHOD

This paper presents the results of measurements of thermal conductivity coefficient as a function of temperature for two species of spheroidal cast iron by using one of the most modern experimental sets LFA 427 (La...

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SELECTED THERMO-PHYSICAL PROPERTIES OF ZIRCONIA POWDERS BASED ON RARE EARTH ELEMENTS SUCH AS RE2Zr2O7 (RE - Gd, La, Sm, Nd) FOR THERMAL SPRAY COATING OF BARRIER LAYERS

Paper presents results of investigations of selected thermophysical properties of ceramics powders RE2Zr2O7 (RE - Gd, La, Nd, Sm) type, used for thermal spray coatings. In compariso...

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Thermophysical properties of Cu-C composites obtained by powder metallurgy

Studies of composite materials of the Cu-C type with additives of different forms of carbon (carbon nanopowder, carbon nanotubes and reduced graphene oxide) were performed by the powder metallurgy method. Based on the structural tests conducted by...

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Thermal conductivity of carbon-reinforced metal-matrix composites

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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Thermophysical properties of CuNiMoMn Austempered Ductile Iron

The aim of the study was to determine the thermophysical characteristics of CuNiMoMn austempered ductile iron (ADI) obtained as a result of standard, one-step heat treatment performed at various temperatures.Temperature-dependent physical pr...

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Investigation of mechanical properties and coefficients of sound insulation of innovative silicone composite material

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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Development of a technology for the production of ceramic moulds with reduced thermal conductivity to control the solidification of thin-walled castings

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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Thermophysical properties of selected vermicular graphite cast iron alloy

The paper presents the results of thermophysical properties of selected vermicular graphite cast iron with nominal chemical composition of 3.70 C; 2.30 Si; 0.44 Mn; 0.054 P; 0.015 S; 0.017 Mg (wt. %). The comparative studies of the alloy were perf...

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Thermophysical properties of 30MCDB64-M and 30NSCDV86-M cast steel in cast condition

This paper presents the results of complex investigations into the thermophysical properties of 30MCDB64-M and 30NSCDV86-M cast steel, including temperature conductivity, thermal conductivity, specific heat, thermal expansion and the change of den...

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