▎ 摘　　要

NOVELTY - Brake seat shell comprises 40-50 pts. wt. aluminum powder, 20-40 pts. wt. iron powder, 10-30 pts. wt. copper powder, 20-30 pts. wt. nano graphene, 5-10 pts. wt. molybdenum disulfide, 1-5 pts. wt. zirconium powder and 1-5 pts. wt. yttrium powder. USE - Brake base shell for a brake base rear cover. Uses include but are not limited to mine, transportation, building, chemical engineering, textile and medical treatment and office supplies. ADVANTAGE - The brake base shell has excellent heat resistance and wear resistance, and prolongs the service life of the brake base. The iron core and the brake seat shell in the prepared brake seat back cover are integrally formed, the back processing step is few, the texture is light, it is convenient to transport, install and maintain. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for: (1) a rear cover of brake seat; and (2) the preparation method of rear cover of brake seat.