*Differnent standards quality glass beads manufactured professinaly *Affrodable prices *Time delivery  BS 6088B road marking glass bead Physics and chemistry function

Item	Standard
Specific gravity(g/cm3)	2.4--2.6
Refractive index	≥1.5
Spherical beads (%)	>80

 The Sieve Analysis

Diameter (μm)	Standard Retain (%)
>850	0-5
600--850	5--20
300--600	30--75
180--300	10--30
<180	0--15

 

Note:

a) Glass beads coated or non-coated according to customers' requests;

b) Other standards beads such as EN1423/1424, AASHTO, KS L2521 etc can be produced too.

Traffic bead/glass spheres for road marking(BS6088B) glass bead