Refers to the tiny little balls of glass (almost like grains of sand) that are used in conjunction with road marking paint.
Its main function is to improve the visibility and reflectivity of road markings at night or in low light conditions. When illuminated by the light from a vehicle's headlights, the visibility of road signs and lines on the road increases, contributing to safer driving.
Manufactured in accordance with the AASHTO M-247 standard, to be poured into hot thermoplastic paint (drop on), type II, in 25Kg bag.