No. 1.93 high reflectivity rate micro glass beads.the range size of glass beads is 10um-100um.

There are many kinds of high reflectivity rate glass beads.The surface of glass beads is covered with Aluminium sheet.It improve the reflectivity rate.

We careful select glass from the inital control of raw materials to finish product.We can guarantee good quality.To meet the requirements of various countries.