Sandblasted Hollow Reflective Hollow Glass Microbeads, Line-painted Glass Beads, Hollow Glass Sand
Product Spotlights
2. Pattern Series: Cat-eye Beads, Heart-shaped Beads, Striped Beads, Nebula Pattern, Twisted Thread Pattern
3. Special Edition: Luminescent glass beads, matte and satin finish beads, metallic beads, flat and round glass beads
Properties of the raw material for glass marbles
- Material: Sodium calcium tempered glass, high-transparency quartz glass
Main components: SiO₂ > 65%, Na₂O
Mohs hardness: 6 - 7. Resistant to scratching and wear, resistant to bumps and impact, and not prone to cracking.
- Density: 2.5g/cm³, bulk density approximately 1.5g/cm³
Melting point: 1055℃, does not deform even under high temperatures.
- Roundness rate: ≥ 95%. The sphere is smooth and round, and it rolls smoothly without deviating.
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