Industrial Coatings Coil Coatings Hydrophobic Fumed Silica R 974
1, General Description
Fumed Silica R 974R 974 is a hydrophobicfumed silica after-treated with DDS (dimethyldichlorosilane).
2, Chemical Composition:
SiO2 content >99.8 %
3, Sale Specification & Typical Properties:
| Quality |
Unit |
Range |
| carboncontent |
% |
0.7 - 1.3 |
| losson drying |
% |
<0.5 |
| pH-value |
|
3.7 - 4.7 |
| SiO2 content |
% |
>99.8 |
| specific surfacearea(BET) |
m²/g |
150 - 190 |
| tamped density |
g/l |
Approx. 50 |
4, Application:
General industrial coatings
Coil coatings
Car OEM coatings
Plastic coatings
RECOMMENDED ADDITIONLEVEL As supplied calculatedon total formulation: 1.0 - 2.0 %
5, Storage properties:
cool and dry, keeps for 2 years
6, Handing precautions:
When stored in an originalunopened packaging, theproducthas a shelf lifeof 24 months from thedateof manufacture. Werecommend to storetheproduct in closed containersunder dryconditions and to protect the material from volatilesubstances.
7, Packaging
Paper bags, 10 kg net PE-bags, 4840kg/40HQ