Product name: Silica(Fumed silica)
Molecular formula : SiO2
Alias : Silica / aerosol
CAS : 7631-86-9
Product standard: GB/T 20020-2005
physicochemical property:
Melting point: 1710℃
Saturated Vapor Pressure, torr: 32hPa(25℃)
Density: 2.2g/cm3（20℃）
Technical index:
1, Appearance: White powder
2, Specific area: No
3, 45um residue on sieve %: ≤0.05
4, PH Value : 3.6-4.5
5, Volatility（105℃）（%）: ≤3
6, Cauterant (%): ≤2.5
7, Silica (%): ≥99.8
8, Aluminium oxide（mg/Kg）: ≤500
9, Titanium dioxide (mg/Kg): ≤300
10, Ferric oxide（mg/Kg）： ≤30
11, Carbon content (mg/Kg): ≤ 0.2
12, Chloride (%): ≤0.025
Performance and Application:
This product is a white, non-toxic, tasteless, no odor, no pollution of non-metal oxide. Because of its small particle size, specific surface area, high surface activity, in the material showed excellent reinforcing, increasing viscosity, thixotropy, insulation, extinction, anti-flow hanging properties, so it is widely application in pesticides, rubber, plastics, coatings, adhesives, seals, etc. high molecular industrial fields.
Packaging and storage:
Paper bag, 10kg/ bag
This product should be stored in a cool, dry, ventilated place.
Away from incompatible substances, such as an oxidant |
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