Product Description

HCSIL-151 is hydrophobic fumed silica which is produced by HC-150 after chemical post-treatment with DDS(Dimethyldichlorosilane). 

 

Properties: 

  Rheology & Thixotropy control

  Reinforcement

  Improvement of Free Flow

  Antisagging & Antisettling

  hydrophobic feature

 

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

  Coating and toner

   Adhesives and Sealants

   Greases and cable gel

   Vinyl Ester Resins

   Thermoplastics

 

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.