| Silica |
| Typical Physical
Properties |
| Color |
White |
| Appearance |
Fine Powder |
| Origin |
Plankton Marine Diatomite |
| Description |
Flux Calcined Functional Filler |
| 325 Mesh Residue, % |
0.2 |
| Oil Absorption, lbs./100 lbs. |
120.0 |
| Specific Gravity |
2.3 |
| Moisture, % Max. |
0.5 |
| pH, Max |
10.0 |
| Wet Density lbs./cu.ft. |
21.0 |
| Loose Weight, lbs./cu.ft. |
8.7 |
| Refractive Index |
1.48 |
| Surface area, sq. meters/gram |
0.7 - 3.5 |
| Bulking Value, #/gal (gal/#) |
19.2 (0.052) |
| Median Particle Size, microns (laser sizer) |
9.0 |
| |
| Typical Chemical Analysis,
Weight % |
| Ignition Loss |
0.1 |
| Sio2 |
89.6 |
| A12O3 |
4.0 |
| Fe2O3 |
1.3 |
| P2O5 |
0.2 |
| TiO2 |
0.2 |
| CaO |
0.5 |
| MgO |
0.6 |
| Na2O + K2O |
3.3 |
| Other |
<0.5 |
|