EN1423 125-710 glass bead Physics and chemistry function Item Standard Specific gravity g/ cm3 2.4--2.6 Refractive index e1.5 Spherical beads ( % ) > 80 The Sieve Analysis Mesh ( ....
Chiye Glass Bead ( Hebei) Co., Ltd which is the biggest and professional manufacturer of reflective glass bead for road safety.. We own 28 glass bead production lines with annual output of 100000....
BS 6088A Physics and chemistry function Item Standard Specific gravity g/ cm3 2.4--2.6 Refractive index e1.5 Spherical beads ( % ) > 70 The Sieve Analysis Diameter ( Â ¼ m) Standard....
AASHTO M247 TYPE I glass beads Physics and chemistry function Item Standard Specific gravity g/ cm3 2.4--2.6 Refractive index e1.5 Spherical beads ( % ) > 80 The Sieve Analysis Mesh ....