Supplier: Bruce zhou
Contact person: Mr. Bruce Zhou
Position: weifang
Address: china
Country: China
Phone: 18866770737 - Mobi: 18866770737
hydrophilic fumed silica SiO2 aerosil200
Price: 4000.00
Specifications1.Aerosil fumed silica
2.Amorphous high decentralize of nano powder
3.larger specific surface area
4.higher surface activity
production:
Fumed silica is made by the hydrolyzed chlorosilane with high temperature in hydrogen and oxygen blaze. It is a kind of inorganic fine chemical products which is white, nonpoisonous, odourless and amorphous
the technology specification:
A
Application
2.Amorphous high decentralize of nano powder
3.larger specific surface area
4.higher surface activity
Hydrophilic fumed silica
production:
Fumed silica is made by the hydrolyzed chlorosilane with high temperature in hydrogen and oxygen blaze. It is a kind of inorganic fine chemical products which is white, nonpoisonous, odourless and amorphous
the technology specification:
| Item | A150 | A 200 | A 300 | A 380 |
| Specific surface area m2/g (BET way) | 150±25 | 200±25 | 300±30 | 380±30 |
| PH value(suspension liquid4%) | 3.6~4.3 | 3.6~4.3 | 3.6~4.3 | 3.6~4.3 |
| Heating loss weight(2 hour,105°C) % max | 1.5 | 1.5 | 1.5 | 1.5 |
| Burning loss (one hour 1000°C)weight % max | 1 | 1 | 1 | 1 |
| SiO2 wt.% min | 99.9 | 99.9 | 99.9 | 99.9 |
| Al2O3 wt.% max | 0.03 | 0.03 | 0.03 | 0.03 |
| Fe2O3 wt.% max | 0.05 | 0.05 | 0.05 | 0.05 |
| TiO2 wt.% max | 0.03 | 0.03 | 0.02 | 0.02 |
A
Application
- Rheology for the process.
- Thickening for polar liquid, e.g. epoxy resin.
- Reinforcement for organosilicon elastomer.
- Large volume of addition, e.g. molded products.
- Excellent Hydrophobicity to enhance anti-corrosion property.
- Improvement of dielectric property, e.g. cable compounds.
- Flow agent for powder, e.g. fire extinguishing agent.
- Promotion of scratch resistance in coating and plastics
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