▎ 摘　　要

NOVELTY - High temperature and low pressure resistant ethylene propylene diene rubber comprises 100 pts. wt. ethylene propylene diene rubber, 20-30 pts. wt. chloroprene rubber, 30-50 pts. wt. graphene, 5-10 pts. wt. zinc oxide, 0.6-3 pts. wt. zinc stearate, 0.2-0.8 pts. wt. barium sulfate, 50-80 pts. wt. reinforcing filler, 10-15 pts. wt. benzoyl peroxide, 1-3 pts. wt. vulcanizing aid and 0.5-1 pt. wt. composite additive. USE - High temperature and low pressure resistant ethylene propylene diene rubber. ADVANTAGE - The diene rubber has good mechanical properties, high temperature resistance, low pressure change and is easy to tear. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for method of preparing high-temperature, low-pressure-resistant ethylene propylene diene rubber.