Main Physical Indicators of Glass Beads:

1. Appearance: round, transparent, no obvious bubbles and impurities

2. Particle size between 45um and 1000um

3. Softening point: 710-730 ° C

4. Density: 2.4-2.6g/cm3

5. Rounding rate:  industrial shot peening beads ≥ 90%

6. Refractive index: ≥ 1.5

7. Hardness: Mohs 6-8

8. The main ingredients: sodium-calcium glass composition

9. Metal: Aluminum & Stainless Steel