High Reflectivity Glass Beads

Main features: - Bright crystal clear beads - No air bubbles and impurity look - Smooth, good flow particles, easy to use - Bead size is adjustable to meet requirements - Gradation distribution, Such as AASHTO M247, type 1, 2, 3, 4, 5 - 90%+ roundness, very good reverse reflectivity - Excellent surface treatment for boding power with most coatings. - Excellent weather resistance, heat-resistance and durability - High retroflectivity to 800 mcd/lux/m2, good for rain line - Any Colors to satisfy artistic requirements - Meets California heavy metals requirements Physical Properties: Density: 2.4 to 2.6 g/cm3 Bulk density: 1.50 to 1.60 g/cm3 Reflective Index: 1.5+ Solubility (water): Not applicable Softening point ℃ 720 - 730 Particle size: Usually less than 0.0625 inch, or any size upon request Chemical components: SiO2, Al2O3, MgO, Fe2O3, CaO, Na2O & others