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Hydrophilic fumed silica Basisil-380

Type Fumed Silica
Download TDS

Product name: Fumed silica Basisil-380

Packing: 10kg/bag, 200kg/pallet

Brand: Basisil

Basisil-380 is a hydrophilic fumed silica with a specific surface area of 380m2/g, and it is synthetic, hydrophilic, amorphous silica. The original particle size can be 5- 40 nm. It’s a kind of high purity white colloidal powder.


Paints and coatings

HTV- silicone rubber

Cable compounds and unsaturated polyester resins

Adhesives and sealants

Printing inks


Rheology and thixotropy control of liquids, binders, polymers, etc.

The highest surface area resulting in best thickening and thixotropy

Reinforcement of HTV-silicone rubber

Excellent transparency in unsaturated polyester resins

Flow aid

Physico-chemical Data:

Test Items

Typical Value

Specific Surface Area BETm2/g


pH Value in 4% dispersion


Loss on Drying 2h@ 105℃(%)


Loss on Ignition 2h@ 1000℃(%)


Sieve Residue 45μm(%)


Bulk Density g/l


SiO2 Content(%)