Decorative colored glass beads(Pebbles) Features: Colored transparent glass beads Crystal clear and bright in color Color uniformity without deviation. Acid and alkali resistance Low content of heavy metals and environmental friendly. Application Range: Swimming pool, garden, walking path. Decoration for gardening, flowerpot, and fish tank etc. Outside wall of building, bath room ground or wall. Package: Paper bag, 25 kg(55 lbs)/bag. 1000 kg/super bag. Specification: Density | 2.5±0.1 g/m³ | Mohs Hardness | 5.5-6.5 Mohs | Compression Strength | 700-850 Mpa | Size Range | 500~8000 microns | Passivation Rate | ＞98% | Chemical Composition | SiO2，Al2O3，CaO，MgO, Na2O:, K2O, ect. | Application temperature | ＜300°C |
 
 
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