Flexisil™ 20-30
Innovative Chemical Technologies Inc. · Flexisil™
Flexisil™ 20-30 is an alkaline, aqueous nanoparticle dispersion of amorphous colloidal silica. The silica particles are sodium-stabilized with a negative surface charge and slightly rough, spherical shape. It is used in applications such as inorganic binders, refractories, and precision investment casting (PIC).
- High surface area
- Suitable for refractory applications
- Versatile applications
- Used in precision investment casting
Specifications
Identifiers
- Chemical name
- Amorphous Colloidal Silica
- CAS number(s)
- 7631-86-9
- EC number
- 231-545-4
- Molecular formula
- SiO₂
- InChI key
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N
- INCI name
- Silicon Dioxide
- Synonyms
- Colloidal Silica Dispersion, Colloidal Silica Sol
Technical specifications
Specifications
| Test Condition | Specification | Value | Unit | Test Method |
|---|---|---|---|---|
| - | Appearance | Hazy to white liquid, aqueous colloidal dispersion | - | - |
| - | Silica (SiO2) | 29 - 31 | Wt% | - |
| - | Surface Area | 135 - 200 | m²/g | - |
| at 20 °C | pH | 8.8 - 10.5 | - | - |
| - | Storage | Perishable if frozen | - | - |
| - | Shelf Life | 12 | Months | - |
- Product groups
- SilicasColloidal SilicaDensifiers
- Applications
- Refractory productsPrecision investment casting
- Functions
- BinderSurfactant
- Market segments
- Inorganic chemicalsSurface treatment chemicalsRefractory materials
Documents
- Request a copy
Technical Data Sheet (TDS)
Specifications & performance data