The anti-overflow apron is a kind of automatic regulating conveyor belt skirt system, which is composed of double-seal anti-overflow apron, angle aluminum and holder. Double-sealed anti-overflow apron, Y-type anti-overflow apron Features of overflow apron: The double-seal anti-overflow skirt plate is made of polyurethane and natural rubber. The skirt part that contacts with the belt and plays the role of the main worker's seal is high wear-resistant polyurethane, with high elasticity and high wear-resistance.