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Fabulous glass beads for road marking,
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sandblasting glass beads, hollow glass |
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microsphere, high index of glass beads and
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colored glass beads. With nearly 10 years |
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experience of producing and exporting, We |
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can produce all kinds for reflective glass |
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beads for road marking, such as BS6088A/B, |
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EN1423/EN1424, AASHTO M247 Type 1 |
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and 2, KSL 2521 No.1 and 2, JIS R3301, |
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and
so on. And
also we can produce the
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glassbeads
according to the client's request. |
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Cenosphere
is one of the best filling materials for paint, printing ink, carbon, fiber,
GRP, |
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leatheroid, rubber, plastic, petroleum
field (anchoring, pipeline, anticorrosion and warm |
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keeping),and so on. |
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SiO2
55-65 % |
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A12O3
26-36 % |
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FeO3
0.2-1 % |
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CaO
0.2-0.6 % |
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MgO
1-2 % |
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R2O(Na2O+K2O)
0.5-4.0 % |
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C
0.01-2 % |
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TiO2
0.5-2.0 % |
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Specification |
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Particle Size(μm)
10-850um |
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Ratio of Sphere
>95% |
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True Density(g/cm3)
0.4-0.8 |
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Bulk Density(g/cm3)
0.26-0.45 |
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Color
Gray |
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Moisture
﹤0.5% |
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Compressive Strength（kg/cm2）
100-350 |
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Hardness(Mohs Scale)
5-7 |
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Melting Point（℃）
1200-1750 |
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Lost in Ignition
<1% |
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Specific Surface Area（m2/cm3）
0.02-0.1 |
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Oil Absorption g(oil)/100g
16-18 |
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Thermal Conductivity（W/mK）
0.07-0.12 |
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Volume Resistance(Ω·CM)
1.5x1010 |
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