glass beads for road marking paint

1) Product Function Improve the retro-reflection function of road marking line. When drivers are driving at night, the lights shine on the marking line with glass beads in it, the ray of light is reflected back parallel. So the drivers will be able to see the road clearly and drive safely at night. 2) Product Specification: JT/ T446-2001 No.1, 2, 3; KSL 2521 No.1 and 2; BS6088 Class A and B; AASHTO M247 type 1 and type 2; EN1423 and EN1424; TS EN1423; AS/ NZS2009: 2002; CNS; JIS R3301; Australian Standard A,B,C,D. According to the customers’ request. 3) Technical index: Appearance: Clean, transparent, no obvious impurity Composition: Soda lime glass Density: 2.4-2.6g/cm3 Refractive index: 1.51-1.64 Roundness: 80% (600< Sieve size< 850um,spherical beads>80%) Content SiO2 >68% Hardness (Moh's): 5-7 4) Packing: 1. Double-deck package, the inner is polythene film with the thickness of no less than 0.5mm, the outer is plastic woven bag to prevent leak or damp. The net weight of each bag is 25±0.2kg. 2. Double-deck package, the inner is polythene film with the thickness of no less than 0.5mm, the outer is brown paper (3layers) bag to prevent leak or damp. The net weight of each is 25±0.2kg. 3. Double-deck package, the inner is polythene film with the thickness of no less than 0.5mm, the outer is plastic woven bag to prevent leak or damp. The net weight of each is 1000±8kg. 4.According to customers' requirement.