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Two-component special glass bead for road marking

The two-component special glass bead for road marking is a kind of hign properties coating type reflective material developed on the basis of absorbing foreign advanced technology. They are manufactured by using high performance organic sili
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The two-component special glass bead for road marking is a kind of hign properties coating type reflective material developed on the basis of absorbing foreign advanced technology. They are manufactured by using high performance organic silicon material and special processes to perform the surface treatment for the glass beads. Technical parameters: Appearance: Coloress transparent spheres, smooth and round, without obvious bubbles or impurities;
Roundness rate: ≥ 80%;
Density: 2.4 to 2.6 g/cm;
The refractity: Nd ≥ 1.50;
Glass composition: Calcium sodium glass, Sio comtent: > 68%;
Water resistance: 0.1N, hydrochloric acid consumption:within 10 ml,the surface of glass beads will not be darkened;
Coating performance: Soaked in the water for 30 seconds, and then dry in the air at ambient temperature for 2 hours, the glass beads can pass the funnel smoothly.
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