WebFeb 19, 2024 · The calculation provides lambda ratios below 1, which means that the lubrication of castor oil occurred in the boundary lubrication regime in the present case, often providing a good initial indication of fluid film (λ > 3), mixed (1 < λ < 3) or boundary (λ < 1) lubrication.34 The surface of the disk was pre-lubricated by castor oil in the ... WebMar 9, 2024 · In summary, this paper proposes a model for boundary film formation …
The lubrication performance and viscosity behavior of castor oil …
WebMar 13, 2010 · Tribochemical aspects of lubrication by an adsorption layer are discussed. Special attention is paid to attempts to develop physical and mathematical models of the boundary lubrication process. Some key directions of study of the friction and wear of solids under conditions of boundary lubrication by an adsorption layer are analyzed. … WebDec 10, 2024 · Lubricants that are used in miniaturized moving mechanical components generally serve under severe conditions, such as high temperature, high speed, and high load. Although alkyldiphenylethers (ADEs) are used as base oils for high-temperature greases, their tribological properties remain unclear. This study investigated the influence … stainless steel mechanical ring clock
Association of polyethylene friction and thermal unfolding of ...
WebApr 12, 2024 · It can be seen from Sect. 3.2 that FLG has large specific surface energy, strong active adsorption capacity, and is closely combined with the thickener molecules in the lubricant film to enhance the stiffness (the storage modulus) of the lubricant film, which makes the friction boundary film formed by polyurea grease containing the FLG … WebJun 30, 2015 · A complete understanding of the mechanism of boundary lubrication is a goal that scientists have been striving to achieve over the past century. Although this complicated process has been far from fully revealed, a general picture and its influencing factors have been elucidated, not only at the macroscopic scale but also at the … WebOct 1, 1999 · Experiments were conducted using a gear-cam adapter to simulate line-contact lubrication and wear in a lubricant with various additive concentrations. In this study, the growth of an adsorption film and a chemical film in oil lubrication can be detected by the electrical contact resistance (ECR) apparatus of a wear testing machine. … stainless steel mechanical floats