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Highly pure, pyrogenically produced amorphous silica with low sodium and chloride content.
Optimized specific surface area (~40 m²/g) for balanced reinforcement and processing performance.
Excellent thickening and thixotropic behavior in liquid systems without gelation.
Superior dispersion stability in non-aqueous media including silicones, resins, and adhesives.
Consistent batch-to-batch quality ensured by WACKER’s certified production process.
Thixotropic agent in RTV and HTV silicone rubber formulations.
Reinforcing filler in high-performance sealants and caulks.
Viscosity stabilizer in industrial coatings and inks.
Anti-settling additive in battery electrolyte gels and lithium-ion battery slurries.
Free-flow aid and anti-caking agent in dry powder blends and pharmaceutical excipients.
| Chemical Type | Amorphous fumed silica (SiO₂) |
| Product Form | Free-flowing white powder |
| Appearance | White, odorless, fine particulate powder |
| Specific Surface Area (BET) | 38–42 m²/g |
| SiO₂ Content | ≥99.8 wt.% |
| Ignition Loss (105 °C, 2 h) | ≤2.0 wt.% |
| Na₂O Content | ≤0.15 wt.% |
| Cl⁻ Content | ≤0.05 wt.% |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
