▎ 摘　　要

NOVELTY - Preparation of graphene/boron carbide ceramic composite material comprises putting graphene oxide, boron carbide and sintering auxiliary agent into organic solvent, mixing, and obtaining graphene/boron oxide dispersant; ball milling graphene/boron oxide dispersion, mixing, spraying, granulating, and obtaining graphene/boron oxide mixed powder; and placing oxidized graphene/boron carbide mixed powder in mold, hot pressing, sintering, and cooling. USE - Method for preparing graphene/boron carbide ceramic composite material (claimed). ADVANTAGE - The method is simple, and convenient for subsequent electrical discharge machining.