▎ 摘　　要

NOVELTY - Graphene/PTFE composite material comprises 0.01-1 pt. wt. functionalized graphene, 0.1-5 pts. wt. carbon fiber, 0.1-10 pts. wt. copper powder, 0-2 pts. wt. glass fiber, 0.1-5 pts. wt. additive and 30-100 pts. wt. PTFE powder. Additive comprises 0.1-1 pt. wt. cuprous chloride, 0.1-1 pt. wt. silane coupling agent, 0.1-2 pts. wt. zinc oxide powder, and 0.1-1 pt. wt. silicon carbide. USE - Graphene/PTFE composite material used for preparing vulcanization machine friction ring (claimed). ADVANTAGE - The vulcanization ring has long useful life. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for vulcanization machine friction ring comprising mixing functionalized graphene, carbon fiber, copper powder, glass fiber and additive, adding PTFE, mixing, molding, calcining, cutting, and forming rings.