Highly pure, hydrophilic fumed silica with exceptional surface area and uniform particle morphology.
Excellent thickening and thixotropic behavior in non-aqueous systems, enabling stable viscosity control.
Superior reinforcement capability in silicone elastomers and high-performance sealants.
Low abrasivity and consistent dispersion characteristics, supporting reproducible processing.
Controlled surface silanol density optimized for balanced reactivity and storage stability.
High-transparency RTV and HTV silicone rubber formulations.
Thixotropic agents in adhesives and structural sealants.
Rheology modifiers in solvent-based coatings and inks.
Reinforcing filler in specialty polyurethane and epoxy composites.
Anti-settling agent in battery electrolyte gels and lithium-ion battery slurries.
| Chemical Type | Silicon dioxide (SiO₂), synthetic fumed silica |
| Product Form | Free-flowing white powder |
| Appearance | White, odorless, amorphous powder |
| BET Surface Area | 100 ± 15 m²/g |
| DBP Absorption | 180–220 mL/100 g |
| pH (4% aqueous slurry) | 3.7–4.5 |
| Loss on Ignition (105°C, 2 h) | ≤1.5 wt% |
| Na₂O Content | ≤0.2 wt% |
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E-mail: wangxingqiang@ericwchem.com
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