Hydrophilic Fumed Silica 

 

HC-200 is Hydrophilic fumed silica with a specific surface area of 200 m2/g 

 

Properties: 

 Rheology & Thixotropy control                         Reinforcement

 Free flow aid and anti-caking aid for powders          Antisagging & Antisettling

 Thickening

 

Characteristic physico-chemical data 

Properties	Unit	Typical Value
Specific Surface Area(BET)	m2/g	200±20
PH value in 4% dispersion		3.84.4
Loss on drying(2 hours at 105℃)	%	≤2.0
Sieve Residue(45μm)	mg/kg	≤250
Silica Content(Based on ignited material)	%	≥99.8
Tamped Density(Based on material dried at 105℃ for 2 hours)	g/dm3	4060

Application:

  HTV & RTV Silicon rubber                Coating and Painting

  Adhesives and Sealants                 Film & UPR

  Printing Ink         Cosmetics         Fertilizer

  Unsaturated polyester resin  etc.

 

Packing and storage

LPackaged in multiple layer Kraft paper, 10kg per bag

LStored in aeration-drying storage areas for protecting the material from volatile substance.

LShould be used within 2 years after production.