Fumed Silica, a premium silica powder offered by Lead Optima Element Tech Co. Ltd, is a versatile product extensively utilized in various industrial applications.

Specifically designed for toner and coatings, anti-corrosive coatings, grinding of copper products, and water-based inks and paints, Fumed Silica stands out due to its exceptional surface area and high purity levels.

Manufactured with precision, our Hydrophilic Fumed Silica features a specific surface area of 150±15m2/g or 200±20m2/g, with a SiO2 content exceeding 99.5%.

It boasts a low loss on drying (≤1.5%), minimal loss on ignition (≤2.0%), and a sieve residue (45μm) of ≤250mg/kg. The tamped density ranges from 40 to 60g/dm³, ensuring optimal performance in various applications.

Alternatively, our Hydrophobic Fumed Silica offers a specific surface area of 150±25m2/g or 170±20m2/g, maintaining a SiO2 content of ≥99.5%.

With a low loss on drying (≤1.5wt.%), elevated loss on ignition (≥4.5wt.%), and a carbon content of 4.5-6.5wt.%, it provides versatility. The tamped density ranges from 40 to 60g/L, meeting the diverse needs of industrial processes.