Download PDFOpen PDF in browserInfluence of Porosity on Mechanical and Tribotechnical Characteristics of Copper-Graphite Composition MaterialsEasyChair Preprint 52305 pages•Date: March 29, 2021AbstractThe article considers the effect of porosity on the mechanical and tribotechnical properties of copper-graphite and copper + copper-graphite powder composite materials applied in friction joints. It has been found that Cu-C and Cu + (Cu-C) materials obtained after sintering at 18% porosity get the optimal value of hardness and impact viscosity. The highest value of tribotechnical properties has been determined in Cu + (Cu-C) material. Keyphrases: Cold pressing, Friction joint, Sintering, antifriction materials, copper-graphite, physical-mechanical, porosity, properties, tribotechnical properties
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