High Transparency Hydrophilic Fumed Silica For Printing Ink
Hydrophilic Fumed Silica DR-323 is hydrophilic fumed silica with specific surface area around 200m²/g.
Specification:
| Appearance | White Powder |
| Specific Surface Area(BET),m²/g | 200±20 |
| pH value in 4% dispersion | 3.9-4.5 |
| Loss on drying(2 hour at 105℃) | ≤2.0% |
| Loss on ignition(2 hour at 1000°based on material dried for 2 hours at 105℃) | ≤2.0% |
| Silica content(based on ignited material) | ≥99.8% |
| Tamped density(based on material dried for 2 hours at 105℃) | 40-60g/L |
| Sieve Residue(45μm) | ≤250mg/kg |
Properties:
Reinforcing filler for elastomers
Rheology control and thixotropic agent
Anti-settling,anti-sagging and thickening agent
Free flow aid and anti-caking aid for powders
High transparenc
Application:
Coatings &Paintings;
Thin Film &UPR;
HTV&RTV Silicon Rubber;
Adhesives &Sealants;
Printing Ink;
Cosmetics;
Silicon elastomers
Packing
10 kg/bag,330kg/pallet

