XYSIL® 300 hydrophilic Fumed Silica

XYSIL® 300 is a hydrophilic Fumed Silica with a specific surface area of 300m2/g, and it is synthetic, hydrophilic, amorphous silica, produced via flame hydrolysis.


  • High specific surface area
  • High purity
  • Aggregated structure
  • Submicron particle size
  • Low bulk density
  • Hydrophilic surface chemistry


  • HTV silicone rubber, liquid silicone rubber
  • Paints and coatings, ink, pigment
  • Unsaturated polyester resins
  • Adhesive & sealant


  • Rheology and thixotropy control
  • Used as anti-settling, thickening, anti-sagging agent
  • Free flow and suspension
  • Reinforcement in HTV silicone rubber, liquid silicone rubber
  • Excellent transparency

Free sample of XYSIL® 300 is available. Contact us now for the free sample.


Packing and Storage:

XYSIL®300 is packaged in multiple layer kraft paper 10kg bags on a pallet, and should be stored in the original packaging in dry storage areas for protecting the material from volatile substances. XYSIL® fumed silica should be used within 1 year after production.


TDS: Technical Data Sheet of XYSIL® 300 from download center
MSDS: Material Safety Data Sheets of XYSIL® Hydrophilic Fumed Silica