Reflective glass beads for reflective film (Ri 2.2)
Category: Reflective glass beads for reflective films (Ri 1.93/Ri 2.2)
Detailed introduction
Application areas
Due to their excellent reflective properties, high-refractive-index glass beads can be used in reflective films of various grades, including high-intensity grade, engineering grade, license plate grade, and economy grade. These products are widely applied in fields such as billboards, traffic signs, vehicle license plates, reflective strip films, and industrial safety signs.
Product Features
- It has a perfect spherical shape with a smooth, glossy surface.
- The reflectivity is stable, allowing precise control of the focal point.
- The particle distribution is uniform.
- Made from titanium-barium glass, it contains no lead and is harmless to humans.
Technical Parameters
| Product Name | RI 2.2 Glass Beads |
| Brand | Brilliance |
| Refractive index | 2.10–2.20 |
| Density | 4.4 ± 0.1 g/cm³ |
| Roundness | ≥95% |
| Defect rate | ≤10% |
| Package | 25 kg/paper drum 250 kg/iron drum |
Specification for reflective glass beads used in Ri 2.2 reflective film:
| 300-350 mesh |
| 350-400 mesh |
| 400-450 mesh |
| 450-550 mesh |
Application scenarios


Keywords: Reflective glass beads for reflective film (Ri 2.2)
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