Hebei Longsheng Glassbeads Co., Ltd
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Price: | 330.0 USD |
Payment Terms: | T/T |
Place of Origin: | Beijing, China (Mainland) |
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Item: | BS6088A,BS6088B | ||||||||||||
Appearace: | Clean white powder ,Transparent,No obvious impurity | ||||||||||||
Roundness: | BS6088B≥80%,BS6088A≥70% | ||||||||||||
Refractive index: | ≥1.5 | ||||||||||||
Specific gravity: | 2.4-2.6g/cm3 | ||||||||||||
Heavy metal: | <200ppm | ||||||||||||
Contained ratio of magnetic particles | ≤0.1% | ||||||||||||
Diameter (μm) | >1180 | 1180-850 | 850-425 | <425 | |||||||||
Micron Size(BS6088A) | |||||||||||||
Standard Retain | 0-3 | 5-20 | 65-95 | 0-10 | |||||||||
(%) | |||||||||||||
Diameter (μm) | >850 | 600-850 | 300-600 | 180-300 | <180 | ||||||||
Micron Size(BS6088B) | |||||||||||||
Standard Retain | 0-5 | 5-20 | 30-75 | 10-30 | 0-15 | ||||||||
(%) | |||||||||||||
SiO2 | Na2O | CaO | MgO | Al2O3 | Fe2O3 | K2O | |||||||
Chemical Analysis | |||||||||||||
72.32% | 14.31% | 7.51 | 1.35% | 2.4% | 0.061% | 1.20% | |||||||
% | |||||||||||||