FUMED SILICA
General Information(2):
The annual capacity is 1500 tons
Started to export in 2000
The max.quantity of export recahed 70 tons in 2007.
Export area include Turtey,India, Bangladesh,Canada and Europe.
Characteristic:
white and colloidal micro-particle
primary micro-particle from 5-40 nm
obvious properties such as thixotropy, reinforcing, thickening and filling etc.
insoluble in all kinds of solvents and liquids except hydrofluoric acid and concentrated bases
Specification: Q/SHG 19-2011
| Item | INDEX |
| AS-150 | |
| Apparent | White solid colloidal microparticle |
| Specific surface area m2/g | 150±15 |
| PH | 3.6-4.3 |
| Heating loss weight % (m/m) ≤ | 1.0 |
| Burning loss weight % (m/m) ≤ | 1.0 |
| Apparent density g/l ≤ | 60 |
Application: AS-150
silicone acid rubber
sulfurized silicone rubber at ambient temperature (low moisture content)
silicone neutral rubber
Specification: Q/SHG 19-2011
| Item | INDEX |
| AS-200 | |
| Apparent | White solid colloidal micro-particle |
| Specific surface area m2/g | 200±25 |
| PH | 3.6-4.3 |
| Heating loss weight % (m/m) ≤ | 2.0 |
| Burning loss weight % (m/m) ≤ | 2.0 |
| Apparent density g/l ≤ | 60 |
Application of AS-200:
sulphurized silicon rubber at high temperature
organic silicon defoaming agent silicone neutral rubber high oil ink
powder coating, powdered of flake preparation, cosmetics and so on
Specification: Q/SHG 19-2011
| Item | INDEX |
| AS-380 | |
| Apparent | White solid colloidal micro-particle |
| Specific surface area m2/g | 380±30 |
| PH | 3.6-4.3 |
| Heating loss weight % (m/m) ≤ | 2.5 |
| Burning loss weight % (m/m) ≤ | 2.0 |
| Apparent density g/l ≤ | 60 |
Application of AS-380:
in high transparent and tear resistance silicon rubber
silicon ester
enclosed materials for capacitors
Packing:
Packed with a multi-layer
paper
with net weight of 10kgs
Store and transport:
Store Ventilated
Dry
Transfort Prevented from humid
Prevented from water
Prevented from pressure
Prevented from throwing during transport