Lvyuan Offer low price Silica Powder/ Silica Sand/ Quartz Sand
Lvyuan Offer low price Silica Powder/ Silica Sand/ Quartz Sand
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Technical requirements for
quartz sand filter material
Gongyi Filter Industry Co.,Ltd
1. The sum of crushing rate and wearing rate of quartz sand filter material shall not be greater than 1.5% (the percentage is calculated by mass, the same below).
2. The density of quartz sand filter material shall not be less than 2.55g/cm3, except for special requirements for density in use.
3. The quartz sand filter material shall be free of visible soil, mica and organic impurities, and the water extract of the filter material shall be free of toxic substances. The mud content shall not be more than 1%, and the content of light substance with density less than 2G / cm3 shall not be more than 0.2%.
4. The ignition loss of quartz sand filter material shall not be greater than 0.7%.
5. The hydrochloric acid solubility of quartz sand filter material shall not be greater than 3.5%.
Analysis Project | Test Data | Analysis Project | Test Data |
SiO2 Silica | ≥99% | Mohs Hardness | Degree of 7.5 |
Broken Rate | <0.35% | Density | 2.66g/cm3 |
Wear rate | <0.3% | Bulk Density | 1.75g/cm3 |
Porosity | 45% | Boiling Point | 2550℃ |
Hydrochloric acid soluble rate | 0.20% | Melting Point | 1480℃ |
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