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 pallet, and should be stored in the original packaging in dry storage areas for protecting the material from volatile substance. XYSIL® fumed silica should be used within 1 year after production.


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