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Fumed Silica VE-200

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Description

Chemical name:Silicon Dioxide

CAS NO: 112945-52-5

EC NO: 231-545-4

VE-150 is silicon dioxide with specific surface Area about 200 m2/g, it has molecular structure as follows:

O=Si=O

VE-200 is a type of white, tasteless and amorphous powder with small particles size, big specific surface area and high surface activity.


Typical Property

Specific Surface Area(m2/g)

176-225

PH value in aqueous dispersion(%)

3.6-4.5

loss on drying at 105ºC(m/m %)

≤3.0

ignition loss at 1000ºC(m/m %)

≤2.5

sieve residue(m/m %)

≤0.05

tamped density(g/L)

25-60

SiO2 content(m/m %)

≥99.8

Al2O3 content(m/m %)

≤0.05

TiO2 content(m/m %)

≤0.03

Fe2o3 content(m/m %)

≤0.003

carbon content (m/m %)

≤0.2

 These figures are only intended as a guide and should not be used in preparing specifications.


Application

• VE-200 is applied as a strengthening, thickening, thixotropy, matting, UV-resistance and sterilization and finds the wide applications in the areas such as rubber, plastic, coating, painting, ink, adhesive, cosmetics, agriculture and pharmaceuticals.


Packing

10KG bag on pallet.


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