Silica(Fumed silica)  IOTA9001

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,  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 good 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