GLASS BEADS Glass Beads is a kind of wide application and special performance material.Our company specializes in industrial machinery shot peening, cleaning, polishing glass beads,advanced production technology to ensure the good quality of Glass Beads for sandblasting, the hardness, toughness and roundness of the products are higher than the industry standard, and reach the requirements of the national energy saving and environmental protection. Glass Beads Technical Data Sheet: Appearance: Colorless transparent sphere, smooth round, no obvious bubbles or impurities. Roundness: 80% Density: 2.4-2.6g/cm3 Reflective Index: 1.5 Composition: Si02: 62%