Tribological performance of Ni3Al-15 wt% Ti3SiC2 composites against Al2O3, Si3N4 and WC-6Co from 25 to 800 °C

(I) The plastic deformation layer, (II) the mechanically mixed layer, (III) the rich-lubrication phase layer, (IV) the lubricating phase transfer layer, (V) the layer of NMSC with few of lubricant, and (VI) NMSC.285