▎ 摘　　要

NOVELTY - Graphene/boron carbide spherical for hot press sintering composite powder comprises 75-90% boron carbide powder, 5-15% graphene oxide powder and 5-20% syrup. USE - Graphene/boron carbide spherical for hot press sintering composite powder. ADVANTAGE - The method solves the problems of large component segregation of the graphene/boron carbide composite powder and difficulty in process amplification, and is suitable for preparing graphene/boron carbide composite ceramic materials with excellent hot-pressing sintering performance. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) preparing the powder; and (2) preparing hot-pressed sintered graphene/boron carbide ceramic product.