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Quick Details

Classification: Silicon Dioxide
CAS No.: 7631-86-9
Other Names: fumed silicon dioxide,aerosil
MF:
EINECS No.: 7631-86-9
Place of Origin: China (Mainland)
Grade Standard: Agriculture Grade,Electron Grade,Food Grade,Industrial Grade,Medicine Grade,Reagent Grade
Purity: 99.5%
Appearance: white powder
Application: silica gel,oil paint,coatings,food,
Brand Name: JINWANG
Model Number: ST-30-C
The SIO2 (one thousand): 99.5%
DBP oil absorption value: 3.5ML/G
Loss on ignition: 5%
Specific surface area: 350M2/G
Addition and subtraction of heat: 1.20%
Whiteness: 94
Size (average): 0.5UM
Stacked area: 0.05G/CM2
PH value: 6.6--7.0
Total iron content: 0.005%

Specifications

Product description:

Fumed silica is starting a chlorosilane hydroxide flame in high temperature hydrolysis in the system. This product is water wetting, can be dispersed in water, is a white, non-toxic, tasteless, no stereotypes inorganic fine chemical products. Fumed silicawith small particle size, large surface area, surfactant characteristics, a wide range of applications in the field of silicone rubber, coatings, adhesives, paints, inks,plastics, cosmetics and agriculture, medicine, and has a good complement , thickening,thixotropic, extinction, sterilization, UV resistance to a variety of roles.

Quality indicators:

        Item

        Content

The SIO2 (one thousand)

 ≥99.5%

                DBP oil absorption value

   ≥3.5ML/G

Loss on ignition

≤5%

Specific surface area

≥350M2/G

Addition and subtraction of heat

                     1.20%

Whiteness

≥94

Size (average)

0.5UM

Stacked area

≤0.05G/CM2

PH value

6.6--7.0

Total iron content

≤0.005%