Description
Technical Parameters
Product Brief Introduction
Product name: Fumed Silica
CAS: 7631-86-9
MF: O2Si
MW: 60.08
Product Specification
|
Appearance |
White fluffy powder |
|
Tamped Density |
40.0~60.0g/l |
|
PH |
3.7-4.5 |
|
Loss on Drying (105℃) |
≤ 2.5% |
|
Loss on Ignition (1000℃) |
≤ 2.5% |
|
Specific Surface Area |
350~410m2/g |
|
45um Sieve Residue |
≤ 250ppm |
|
Carbon Content |
≤ 0.2% |
|
Chloride Content |
≤ 250ppm |
| Oxide Content |
Al2O3 ≤ 300ppm |
|
TiO2 ≤ 200ppm |
|
|
Fe2O3 ≤ 30ppm |
|
|
SiO2 Content |
≥ 99.8% |
