Silice colloidale
Esamina le opzioni di silice colloidale (sol di silice) per fusione a investimento, rivestimenti, lucidatura e applicazioni catalitiche.
## Key specifications to verify
| Property | Typical Range |
|----------|--------------|
| SiO₂ concentration | 20%–50% |
| Particle size | 5–100 nm |
| pH | 2–11 (grade-dependent) |
| Viscosity | 3–50 cP |
| Shelf life | 6–24 months |
## Common applications
- Investment casting: primary binder for ceramic shell molds
- Semiconductor polishing: CMP slurries
- Coatings: wear-resistant additives
- Catalyst production: high-surface-area support material
## What to clarify before inquiry
Share the target application, required particle size range, preferred SiO₂ concentration, pH grade, expected monthly volume, and any specific viscosity or shelf-life requirements.
Preoccupazioni dell'acquirente
- Particle size distribution
- SiO₂ concentration
- Shelf stability
- Viscosity control
Considerazioni sull'approvvigionamento
- Specify particle size range (5–100nm)
- Confirm pH requirement for application
- Verify storage and transport conditions