Abstract
Polymeric matrix composites were prepared by mixing a tribological dust in a polyester resin. The dust resulted from the fabrication process of friction products and was initially destined for disposal. Composite specimens were fabricated with different dust content (up to 70wt%) and cured in an oven at 80°C for 30min. Flexure tests and dynamic mechanical analysis (DMA) were carried out together with pin-on-disc tests to quantify mechanical and tribological performances. Flexural modulus and strength generally increased by increasing the filler content as well as the friction coefficient. At the highest values (60—70 wt%), mechanical and tribological properties were damaged by the dust clustering during mixing.
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