China (Mainland)
Fumed silica/silica powder CAS NO.7631-86-9
- Min.Order: 100 Kilogram
- Payment Terms: L/C,T/T
- Product Details
Keywords
- silica
- white carbon black
- SiO2
Quick Details
- ProName: Fumed silica/silica powder
- CasNo: 7631-86-9
- Molecular Formula: O=Si=O
- Appearance: White powder
- Application: Paints and coatings
- DeliveryTime: Within 10days
- PackAge: in Bags then palletized
- Port: QINGDAO CHINA
- ProductionCapacity: 5000 Metric Ton/Year
- Purity: 99%
- Transportation: by sea
- LimitNum: 100 Kilogram
Superiority
SPECIFICATION
Product name: Fumed Silica-200 ( white silica fume )
Characteristics:
Fumed Silica-200 is hydrophilic fumed silica with a specific surface area of 200 m²/g. It's a kind of high purity white colloidal powder.
Applications:
Paints and coatings
Unsaturated polyester resins, laminated resins and gel coats
Elastomers, especially HTV and RTV Silicone rubber
Adhesives and sealants
Printing inks
Cable compounds
Plant protection
Food and Cosmetics
Properties:
Reinforcement filler in elastomers
Rheology and thixotrophy control of liquid systems, binders, polymers. Etc
Used as anti-settling, thickening, anti-sagging agent
Improvement of free flow and anti-caking characteristics of powders
High transparency
Details
| Item | Test Standard |
| Product type | HX-200 |
| Specific surface area(m2/g) | 180-220 |
| Determination of PH value of an aqueous suspension(4%) | 3.6-4.5 |
| Loss on drying 105deg.C (m/m %) | 1.5max |
| Loss on ignition(dry product)1,000deg.C (m/m %) | 2.5max |
| Sieve residue(m/m %) | 0.05max |
| Apparent density(g/L) | 25-60 |
| SiO2 content(m/m %) | 99.8min |
| Carbon content (m/m %) | 0.2max |
| PH value | 6-7 |
| Moisture content | 5max |
| bulk density (g/cm2) | 0.02max |