Aerosil (Fumed Silica)
SiO2: 99.8% min
Material for Silicone.
Aerosil (Fumed Silica )
Specific Surface Area(m2/g) |
150+/-20 |
200±25 |
380+/-30 |
|
pH Value |
3.6~4.5 |
4.0 |
||
Loss on Drying @ 105°C(%) |
1.5 max |
0.68 |
||
Loss on Ignition @ 1000°C(%) |
2.5 max |
0.48 |
||
Sieve Residue(%) |
0.05 max |
0.023 |
||
Tamped Density(g/l) |
25~60 |
40 |
||
SiO2 Content(%) |
99.8 min |
99.86 |
||
Carbon Content(%) |
0.2 max |
0.041 |
||
Chloride Content(%) |
0.020 max |
0.009 |
||
Oxide Content (%) |
Al2O3 |
0.05 max |
0.01 max |
|
TiO2 |
0.003 max |
0.01 |
||
Fe2O3 |
0.003 max |
0.001 |
Material for Silicone