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Product performance: this product is the amorphous particles of powder or granular, has the very high insulation, insoluble in water and common acid, soluble in caustic and hydrofluoric acid, the high temperature decomposition, water imbibition, non-toxic.

Application: mainly used for arts and crafts, shoes, tires, cables and other rubber products industry, also can be used as a carrier or thickener used in pesticide, fire extinguishing agent and senior toothpaste paint coatings, etc.

Product technical parameters:

1. Silica content, % 99.82 or higher

2. The sieve residue (including 45 m) % 0.03 or less

3. PH value: 4

4. Heating loss % 2.0 or less

5. Na2SO4 content of 0.2 or less

6. DBP absorption: / g2.0-2.5 cm3

7. The specific surface area of m2 / g: 180-220

8. The copper content in mg/kg: 2

9. The total manganese content in mg/k: 4

10. The total iron content of mg/k: 421

11. The entrance diameter (including m: 10-12

12. Kg specification: 10 and 20