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Use of Precipitated Silica in Printing Inks & Paints Grade
- Gives thickening effect to opaque
- As a thickening agent
- As Suspending Agent
Technical Data Sheet
| Characteristic | Unit | DMK | EXPORT-18 |
|---|---|---|---|
| Appearance | __ | White free flowing powder | White free flowing powder |
| Packing | Kgs | 25 | 15 (PLAIN BAG) |
| Moisture (at 105 C for 2 hr) | % (max) | 5.0-6.0 | 4.0-5.0 |
| Ignition Loss (at 1000 C for 2 hrs .on anhydrous basis) | % (max) | 4.0 | 4 |
| Bulk density , Tapped (While material packed) | gm/cc | 0.100-0.130 | 0.80-0.120 |
| pH (in 5% aqueous solution) | __ | 6.5-7.5 | 6.0-6.7 |
| Sio2 on Anhydrous basis | % (min) | 98.5 | 98.5 |
| Water Absorption | % | 240 | 300 |
| Behavior with Water | __ | Hydrophilic | Hydrophilic |
| Surface Area (BET) | m2/gm | 170 | 170 |
| Residue on 325 Mesh (Wet Sieving) | % (max) | 3.0 | 3 |
| Soluble Salt | % (max) | 0.45 | 0.29 |