Reflective glass beads is the essential material for the coating of road marking, it is mainly used for road marking. The glass beads for road marking  can improve the retroreflective performance of road surface coating and increase the safety for night driving.

Coated glass beads are the glass beads which were coated with silane and silicon oil on their surface, after the coating processing, the phenomenon of adsorbing dust in the air on the surface of glass beads is lessened, it is damp proof, light protective and applicable to use in the districts where it abound with rain, fog and damp.

Because of its feature of floatability, it will be in the floating state when being used, and it has the maximum surface area which can increase the rate of utilization for more than 30%.