Silica (Cristobalite) CAS 14464-46-1: Comprehensive Technical Guide
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Specification | Grade Comparison |
|---|---|---|
| Chemical Formula | SiO2 | Consistent across industrial/commercial grades |
| Appearance | White amorphous powder/Grey solid | Varies by manufacturing process |
| Density | 2.319–2.653 g/cm³ | Higher density grades for structural applications |
| Melting Point | 1,710°C (3,110°F) | ±1% tolerance across thermal grades |
| Refractive Index | 1.544 (n20/D) | Optical grades maintain ±0.002 precision |
2. Industrial Applications & Functional Properties
Core Functional Advantages:
- Reinforcement Agent: 30–45% tensile strength improvement in silicone/rubber composites
- Thermal Stability: Operational range -50°C to 1,600°C (coatings/refractories)
- Surface Modification：200–380 m²/g controlled surface area for catalytic applications
Sector-Specific Implementations:
| Industry | Application | Performance Metric |
|---|---|---|
| Polymer Engineering | Tire tread reinforcement | 18–22% rolling resistance reduction |
| Pharmaceuticals | Tablet disintegrant | 40–60 sec dissolution acceleration |
| Advanced Coatings | Anti-corrosive formulations | ASTM B117 salt spray resistance >1,500 hrs |
3. Operational Guidelines & Best Practices
Material Handling Protocol:
- Storage: Maintain RH ≤40% at 15–25°C in HDPE containers
- Dispersion: High-shear mixing (1,500–3,000 rpm) for optimal particle distribution
- Safety: EN 143 PPE compliance with P3 filtration
4. Verified Client Implementations
Case Study 1: Automotive Rubber Components
Client: Hubei Tuobang Chemical Co., Ltd.
Application: 12–15% silica loading in tire sidewalls
Outcome: 35% improvement in flexural endurance (SAE J2707)
Case Study 2: Pharmaceutical Excipients
Client: Beijing HWRK Chemical Co., Ltd.
Application: Direct compression tablet formulations
Outcome: USP <616> compliance with ≤0.5% friability
5. Technical Consultation & Ordering
Request product samples or technical documentation:
Email: info@vivalr.com
Tel: (86) 15866781826
Global Supply Capabilities:
- Standard lead time: 5–7 working days
- Bulk quantities (25 MT+) available ex-stock
- Custom surface treatment available (silanization)
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