Product Description

HCSIL-201is hydrophobic fumed silica which is produced by HC-200 after chemical post-treatment with DDS(Dimethyldichlorosilane). 

 

Properties: 

  Rheology & Thixotropy control

  Reinforcement

  Improvement of Free Flow

  Antisagging & Antisettling

  hydrophobic feature

  Free flow aid and anti-caking 

 

Characteristic physico-chemical data 

ITEM	UNIT	VALUE
pH in 4% dispersion		3.7 – 5.0
Drying Loss(2hr. at 105℃)	wt. %	≤ 0.5
Loss on ignition	wt. %	≤ 2.5
SiO2-content	wt. %	≥ 99.8
Bulk Density	g/l	40-60

 

Application:

  Silicon rubber                                                 

   Powder Coatings

   Coating and Printing ink, toner

   Adhesives and Sealants

 

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.