▎ 摘　　要

NOVELTY - A coating formulation comprises 10-25 parts mass polytetrafluoroethylene, 8-12 parts mass ethylene-vinyl alcohol copolymer, 15-20 parts mass dibutyl phthalate, 20-30 parts mass silicon oxide, 25-35 parts mass zirconia sol, 5-10 parts mass resin, 2-6 parts mass curing agent, 1-10 parts mass xylene, 1-5 parts mass graphene, 5-15 parts mass graphite powder, 3-8 parts mass glass powder and 10-15 parts mass n-butanol. USE - Coating formulation is used for forming protective film of mechanical component. ADVANTAGE - The coating formulation enables formation of coating film having excellent chemical resistance, corrosion resistance and erosion resistance.