industrial glass beads for traffic paint road engineering

Item name glass beads for road marking

Chemical composition SiO2 CaO Al2O3 MgO R2O Fe2O3

Hardness 6-7

Specific density 2.5 g/cm3

Index >=1.5

Roundness >=85

Specification 

Including BS6088A, BS6088B, AASHTOM247, 

EN1423, EN1424, Australia AS2009 B3.2, 

KOREA KS standard and Chinese standard and so on. 

Advantages

Clean and smooth, not hurt to the mechanical precision of work piece.

High mechanical intensity, hardness, flexibility

It can be reused several times, the same effect and is not easily broken.

Uniform size, after blasting sand around the device to maintain a uniform brightness effect, not easy to leave a watermark.

High purity and good quality meet the international standard.

Stable chemistry property, not pollute the metal processed.