WebReflective beads, which are much larger, are used for making highway and airport lines more visible at night. Two types of applications, two types of retro reflective spheres. As a comparison, a basic reflective highway bead, the type used to make the lines on the interstate light up, is about .15 to .85 millimeters in diameter. WebMost beads used in roadway striping nationwide have a refractive index of 1.50. A bead with a 1.50 refractive index is made from recycled windowpane glass. Beads with higher refractive indices, including 1.65 and 1.90, are made from virgin glass and have a different chemical makeup.

Standard Specifications for Roads and Structures - NCDOT

http://hillcrestcoatings.com/GlassSpheres.htm WebThe average application will require 5-7 pounds glass beads per gallon of USSC traffic marking paint. Glass Beads can be dropped onto many different kinds of non reflective … crystal adult coloring page

Glass bead road surface marking - Wikipedia

WebOnce the cullet has been melted into rounded glass pellets, the resulting beads are sold for use in reflective paints for highway striping, as well as for use in peening and cleaning … WebIndustry recommends 8 lb of beads per gallon of paint; Application is easy and can usually be accomplished with standard highway marking equipment . Please call for quote on your state's specifications: Wisconsin spec (78-1); other state spec (SP-78-BDS). *Weights exceeding 70 pounds must ship motor freight/common carrier; please call for ... WebReflective beads, which are much larger, are used for making highway and airport lines more visible at night. Two types of applications, two types of retro reflective spheres. As a comparison, a basic reflective highway bead, the type used to make the lines on the interstate light up, is about .15 to .85 millimeters in diameter. crystal adult swim