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The Effect of Rheological Parameters on the Tribotechnical Characteristics of Modified I-40A Oil


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Abstract

The tribotechnical characteristics of additives in compositions of modified I-40A oil with antifriction dopes in an optimal concentration (2%) have been investigated. Combined laboratory tests have been performed on an SMTs-2 friction machine to determine the optimal lubricity value and changes in the coefficient of friction. Tests have been carried under start–stop conditions under maximal contact stresses of about σmax = 550 and 680 MPa. It has been shown that the tribotechnical properties of I-40A oil improve in the presence of sulfur and phosphorus in the dopes.

About the authors

N. F. Dmitrichenko

National Transport University

Email: biloni65@ukr.net
Ukraine, Kiev, 01100

O. N. Bilyakovich

National Aviation University

Author for correspondence.
Email: biloni65@ukr.net
Ukraine, Kiev, 03058

A. N. Savchuk

National Transport University

Email: biloni65@ukr.net
Ukraine, Kiev, 01100

A. A. Milanenko

National Transport University

Email: biloni65@ukr.net
Ukraine, Kiev, 01100

Yu. A. Turitsya

National Transport University

Email: biloni65@ukr.net
Ukraine, Kiev, 01100

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