| Customization: | Available |
|---|---|
| CAS No.: | 7631-86-9 |
| Formula: | O2si |
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Characteristics
HL-200 is hydrophilic fumed silica with a specific surface area around 200M3/g.
Good quality, competitive price,contact us to get free sample for test.
Applications
1.Coatings & Paintings → Improve Thixotropic & Anti-settling properties & Increased scratch resistance
2.Adhesives & Sealants → adjustment of rheology during processing & thickening effect
3.HTV&RTV Silicon Rubbers → reinforcement of silicone elastomers & thickening effect
4.Thin Film & UPR → reinforce physicle strength & tensile strength
5.Printing Ink → anti-settling & thickenging
6.Fertilizer & Pesticide → thickening & anti-settling for liquid system product ;
→ anti-caking & free flow aid for powder products
7.Cosmetics → Improve thickening & anti-caking & anti-settling perofrmance
Properties
Reinforcing filler in elastomers
Rheology control and thixotropic agent
Anti-settling,anti-sagging and thickening agent
Free flow aid and anti-caking aid for powders
High Transparency
Physical & Chemical Data
| Test Item | Reference range | Test Data | ||
| Specific Surface Area (m2/g) | HL-200 | 200±20 | 212 | |
| pH Value | 3.9~4.5 | 4.07 | ||
| Loss on Drying @ 105C(%) | ≤2.0 | 0.46 | ||
| Loss on Ignition @ 1000C(%) | ≤2.0 | 0.47 | ||
| 45um SieveResidue (mg/kg) | ≤250 | 21 | ||
| Tamped Density (g/l) | 40~60 | 48 | ||
| SiO2 Content (%) | ≥99.8 | 99.83 | ||
| Carbon Content (%) | ≤0.20 | 0.03 | ||
| Chloride Content (mg/kg) | ≤250 | 31 | ||
| Oxide Content (mg/kg) |
Al2O3 | ≤300 | 11 | |
| TiO2 | ≤200 | 10 | ||
| Fe2O3 | ≤30 | 3 | ||
| Conclusion | Qualified | |||
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