In recent years,people pay more and more attention on traffic safety.The retroreflection index is also improved continually after striping.Based on it,we have developed the sparkling big glass bead on size 0.85-1.4mm with high roundness.It can greatly improve the initial retroreflection index.To mix it in the coating,it can also provides better continuous reflection effect,especially suitable for the line marking striping in rainy and foggy area.The main parameter for AASHTO M247 Type III is as follows.
