▎ 摘　　要

NOVELTY - Carbon electrode with ultra-long service life film comprises 30-50 wt.% adhesive, 20-30 wt.% carbon material, 5-10 wt.% wear-resistant material, 20-40 wt.% organic solvent, 0.1-0.5 wt.% defoaming agent, 0.1-0.5 wt.% coupling agent and 0.1-0.5 wt.% dispersant. The wear-resistant material includes graphene, molybdenum sulfide, iron sulfide, bismuth sulfide and copper sulfide. USE - Ultra-long service life film carbon electrode used in high-frequency contact-like film key switch and mechanical processing limitator. ADVANTAGE - The ultra-long service life film carbon electrode has improved wear-resistant life of 2000-5000 thousand times. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a preparation method of ultra-long service life film carbon electrode.