▎ 摘　　要

NOVELTY - A sealing element comprises 215-225 pts. wt., preferably 220 pts. wt. polyamide resin, 164-168 pts. wt., preferably 166 pts. wt. phenolic aldehyde resin, 71-75 pts. wt., preferably 73 pts. wt. ethylene-vinyl acetate copolymer, 2.4-2.6 pts. wt., preferably 2.5 pts. wt. petroleum resin, 1.7-1.9 pts. wt., preferably 1.8 pts. wt. kaolin, 0.6-0.8 pt. wt., preferably 0.7 pt. wt. graphene, 0.3-0.5 pt. wt., preferably 0.4 pt. wt. film-forming agent, and 0.3-0.5 pt. wt., preferably 0.4 pt. wt. coupling agent. USE - Sealing element for motorcycle oil boxes. ADVANTAGE - The sealing element is economical, has excellent corrosion resistance, weather resistance, wear resistance, and fatigue resistance, prevents oil leakage, and ensures traffic safety.