Fumed Silica HN-150 is hydrophilic fumed silica Specific surface area of 150 m2/g High purity white colloidal powder.

Fumed Silica   HN-150

 

HN-150 is a hydrophilic fumed silica with a specific surface area of 150 m2/g .The original particle size can be 7-40 nm. It’s a kind of high purity white colloidal powder.

Applications

HTV and RTV Silicone rubberCoatings and PaintsSealants and Silicone Adhesive

Properties

Reinforcing filler in elastomersRheology and thixotropy control of liquid systemsUsed as anti-settling, thickening, anti-sagging agentImprovement of free flow and anti-caking

characteristics of powders

Physico-chemical Data

Test Item	Standard Requirements		Standardization
Specific Surface Area BET(m2/g)	HN-150	150±15	GB/T10722
pH Value in 4% dispersion	3.8~4.5		ISO787-9
Loss on Drying 2h@ 105°C(%)	≤1.0		ISO3262-1
Loss on Ignition 2h@ 1000°C(%)	≤1.5		ISO3262-1
Sieve Residue(%)	≤0.05		ISO787-18
Tamped Density(g/l)	40~60		ISO787-11
SiO2 Content(%)	≥99.8		ISO3262-20
Carbon Content(%)	≤0.15		ISO3262-20

Packing and storage

Packaged in multiple layer kraft paper, 10kg per bagStored in aeration-drying storage areas for protecting the material from volatile substance.

Transportat

20’GP: 1.8 Mt, 10 pallets, 180KG/pallet.40’GP: 3.6 Mt, 20 pallets, 180KG/pallet.40’HQ: 4.0 Mt, 20 pallets, 200KG/pallet.

fumed silca HN-150