Hydrophilic Fumed Silica FS-200

FS-200 is hydrophilic fumed silica with a specific surface area of 200 m2/g.The original particle size can be 5-40 nm.
It’s a kind of high purity white colloidal powder.

Characteristic physico-chemical data

 Test Item Standard Standardization
 Specific Surface Area 200±15 Q/(GZ) GBS01-2002
 pH Value in 4% dispersion 3.6~4.3 ISO787-9
 Loss on Drying 2h@105 ℃(%) ≦2.0 ISO787-2
 Loss on Ignition 2h@1000 ℃(%) ≦1.0 ISO3236-1
 Sieve Residue(%) ≦0.05 ISO787-18
 Bulk Density(g/l ) 30~60 ISO787-11
 SiO2 Content(%) ≦99.8 ISO3262-20



Paints, Coatings, Printing inks and unsaturated polyester resins
Sealants and Silicone Adhesive
Elastomers, especially HTV and RTV Silicone rubber Films Cosmetics and Heat insulator


20’GP: 2.0 Mt, 10 pallets, 180KG/pallet.

Packing and storage

Packaged in multiple layer Kraft paper, 10kg per bag Stored in aeration-drying storage areas for protecting the material from volatile substance.