Hydrophobic fumed silica
Category:
Keywords:
heavy calcium powder丨Calcium carbonate丨heavy calcium
Product Description
Features
Hydrophobic fumed silica is a highly hydrophobic fumed silica treated by hydrophilic fumed silica with silane coupling agent. It is kind of high-purity white powder.
Applications
Coatings and inks Adhesives and sealants Lubricants and cable gels Vinyl ester resins Defoaming Powders
Features
It provides good thickening and thixotropy Good sag prevention properties and strong stability in epoxy resins High waterproof performance, improving free flowing of powder coatings
Physical and Chemical Data
| Project Name | Unit | Index | Testing Method |
| Content of silicon dioxide |
% |
≥99.8 |
GB/2020 |
| Loss on drying |
% |
≤1.5 |
GB/2020 |
| Loss on ignition (LOI) |
% |
≤4.0 |
GB/2020 |
| Density |
g/L |
40-60 |
GB/2020 |
|
PH |
—— |
5.0～8.0 |
GB/2020 |
| Residue on sieve |
g/L |
3.5-6.0 |
GB/2020 |
| Specific surface area |
㎡/g |
120±20 |
GB/2020 |
Packing
10 Kg braided bag package/ 200 kg ton bag
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Product inquiry
Plant Buildings C and D, Tiangong Intersection, Baihe Town, Tiantai County, Taizhou City, Zhejiang Province
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