Drop on glass beads for pavement marking(AASHTO) standard glass beads are made of glass as raw materials, processed by special processes and high quality glass beads.

The use of drop on glass beads for pavement marking(AASHTO) standard glass beads has greatly improved the safety factor of road traffic, which plays an important role in road safety.

With micro glass beads refraction principle, in night car headlight beam is reflected back into their line of sight, which formed the marking shiny effect, these beads not only enhances the visibility of night road marking, and on the whole increased the service life of the marking.

The following is the relevant parameters of drop on glass beads for pavement marking(AASHTO).
Sieve designation (μm)  
Alternative NO.(mesh)

 
 
Mass percent passing(%)

 
600 30 100
425 40 90-100
300 50 50-75
180 80 0-5
 

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