Dear sir,
We are the manufacture of reflective glass bead
The specification of products is as follows:
1. Type A
Composition?BaO-ZnO-TiO2 GLASS
Refractive Index:2.21Nd
Specfic Gravity :4.5+-0.1
Size:20-100um(can provide by request)

This type :Using for road signs and traffic safety goods and contributing to traffic safety, and high reflective sheet.

2.Type B
Composition?BaO-SiO2-TiO2 GLASS
Refractive Index:1.93nd
Specfic Gravity :4.0
Size:20-100um(can provide by request)

This type :Using for open-type reflective sheets, Cloth and capsule-type
reflective sheets, reflective fabric. Reflective tape, reflective yarn

3.Type C
Composition?  Na2O-CaO-SiO2 GLASS
Refractive Index:1.52+-0.1Nd
Specfic Gravity :2.50+-0.1
Size:100-900um(can provide by request)

We will provide above product at very competitive price and give a big margin of profit.
We are exporting to USA,Japan,Korea,Turkey ETC.
Waiting your early reply!