The problem of increasing the competitiveness of technology today is largely determined by
the quality of manufacturing large-sized cast billets for their supporting systems. Many …

Effect of different additives on the physical and mechanical properties of liquid-glass core
mixtures Page 1 Effect of different additives on the physical and mechanical properties of …

The article presents the technology for manufacturing molding and core sands for producing
synthetic cast iron and also describes the scheme of the molding-pouring line. The …

The article presents the results of the study of the filler particles activation mechanism in the
production of composite polymeric materials modified by mechanical activation. The studies …

In this paper, we consider options for using computer methods for analyzing the design
features of some automotive units, which made it possible to justify the choice of materials …

A study was conducted to reduce defects in especially critical cast large-sized parts of freight
car bogies. The side frame was used as the part under study. The main factors influencing …

Different compositions of mixtures of sand and clay with medium-grade bentonite for
molding of critical large parts of a freight car bogie are examined in the article. Different …

This article discusses the technology of melting high-strength cast iron with a spheroidal
graphite shape intended for the D-49 type cylinder lid by modifying with magnesium (Mg) in …

This article discusses the issues of improving the mechanical properties and improving the
structure of steel grade 20GL intended for automatic couplers of freight cars by modifying the …

It is known that reducing friction losses and, consequently, wear is the most important
function of engine crankcase oil. Many oil manufacturers add additives to the oil composition …