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SiSiB® FS-0100 Fumed Silica

1 of 7 products in this brand
SiSiB® FS-0100 Fumed Silica is a hydrophilic fumed silica with a specific surface area of 100 m2/g. Hydrophilic fumed silica is manufactured by hydrolysing volatile chlorosilanes in an oxyhydrogen flame. In chemical terms, the loose white powder consists of highly pure amorphous silicon dioxide. Hydrophilic silica is wetted by water and can be dispersed in water. Hydrophobic silica is produced by the chemical reaction of hydrophilic silica with reactive silanes, e.g. chlorosilanes or hexamethyldisilazane. It has water-repellent properties and is no longer dispersible in water.

Functions: Filler

Technical Data Sheet
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Identification & Functionality

Chemical Name
Plastics & Elastomers Functions
CAS No.
112945-52-5,7631-86-9
Technologies

Features & Benefits

Product Highlights

All untreated fumed silicas are characterized by:

  • High purity
  • Aggregated structure
  • Submicron particle size
  •  Low bulk density
  •  Hydrophilic surface

Applications & Uses

Recommended Applications

SiSiB® FS-0100 can be used in aqueous dispersion for chemical mechanical planarization and as a reinforcing filler in elastomers, mainly silicone-elastomers.

Properties

Typical Properties
ValueUnitsTest Method / Conditions
pH Value (In 4 % Aqueous Dispersion)3.6~4.3
Tamped Densityapprox. 50g/l
Average Primary Particle Size5~40 nm
Ignition Loss (Loss of weight at 1000°C / 2h), wt.% (based on the substance dried at 105°C for 2 h)max. 1.0%
Loss on Drying , Ex works (2h at 105 °C)max. 1.5%
SiO2 Content (Based on the Substance Heated at 1000°C for 2 h)min. 99.8wt.%
Specific Surface Area (BET)100±15 m2/g

Packaging & Availability

Packaging

SiSiB® FS-0100 is supplied in multiple layer 10 kg bags. In the original unopened packaging.

Storage & Handling

Storage Condition

SiSiB® FS-0100 has a shelf life of 24 months under dry conditions.