Fig. 1c displays
the XRD spectra of SiC/Ale35Si composite under a sintering
time of 4 h. It is indicated that the phases of the specimen are Al, SiC
and Si, as observed from the diffraction peaks of Al, SiC and Si
indexed in the spectra. Therefore, we detect that no any other reaction
products (Al4C3, MgAl2O4 ) exist in the composites.