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Studying the Tribological Properties of Polymer Composite Materials FIlled with Production Waste

Umida ZiyamukhamedovaTashkent State Transport UniversityE. TorskayaInstitute for Problems in MechanicsJ. NafasovTashkent State Transport UniversityElbek TurgunaliyevTashkent State Transport UniversityZilola JalolovaAndijan State Technical Institute
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Аннотация

Currently, numerous studies are being conducted in the field of obtaining thermoreactive polymer composite materials and the production of high-responsibility parts based on them in the field of mechanical engineering. The main advantages of such materials are the low cost of production technology and raw materials compared to metals, replaceable when used as parts, wear resistance, and self- lubricating properties. This article examines the content of fillers and the degree of their influence on the properties of ED-20-based thermosetting polymer composite materials. To ensure the selflubricating properties of the material in the production of wear-resistant composite materials, "pec" was used as a filler, which is the residual waste formed during the thermal processing of gas. It has been established that the content of carboncontaining pecs in the composite material exceeds 5-6%, and they can change the tribological properties of the composite material to a lesser extent. The morphological analysis of peck and the amount of compounds in its composition have been studied. Mechanical activation of fillers ensures their uniform distribution across the structure of the composite material. The composition of the material with the best tribotechnical properties was determined using experimental studies, and the value of the friction coefficient in wear was reduced to 0.14. In addition, fiber fillers were used to ensure sufficient strength along with the hardness of wear-resistant polymer composite materials, and their optimal amount was determined. The article concludes by examining the prospects of thermosetting polymer-based composite materials and highlighting the advantages of their use

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