Silica
Paint Functional
Paint & Coating Additives

Silica

High-quality silica engineered for exceptional paint and coating enhancement. Our silica provides outstanding reinforcement properties, excellent matting effects, superior rheology control, and enhanced durability for architectural, decorative, and industrial coating formulations.

  • Exceptional Reinforcement Properties
  • Superior Matting Effects
  • Excellent Rheology Control
  • Outstanding Durability Enhancement
  • High Surface Area Options
  • Multiple Grade Selection
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Technical Specifications

Chemical Name: Silica (Silicon Dioxide)
CAS Number: 7631-86-9
Molecular Formula: SiO₂
Types Available: Fumed silica, precipitated silica, gel silica
Appearance: White, amorphous powder
Particle Size: 7-40 nm (primary particles)
Surface Area: 50-400 m²/g
Purity: ≥ 99.8% SiO₂
Bulk Density: 30-150 g/L
pH (4% suspension): 3.7-4.5
Moisture Content: ≤ 2.5%
Loss on Ignition: ≤ 2.0%
Oil Absorption: 100-300 mL/100g
Thixotropic Index: 2.0-5.0
Reinforcement: Excellent strengthening properties
Packaging Options: 10kg, 15kg bags

Applications

Rheology Control
Anti-Sag Agent
Paint Thickening
Anti-Settling Agent
Industrial Coatings
Architectural Paints
Spray Applications
Brush Applications
Heat-Resistant Coatings
Marine Coatings
Maintenance Coatings
Texture Coatings

Industry-Specific Grades

DRAVYOM offers specialized silica grades tailored for specific performance requirements, ensuring optimal thixotropic properties and regulatory compliance across diverse coating applications.

Fumed Silica
Surface Area: 150-400 m²/g Thixotropy: Excellent Transparency: High clarity Application: High-performance systems
Precipitated Silica
Surface Area: 50-250 m²/g Oil Absorption: High capacity Cost: Economic solution Application: General purpose systems
Gel Silica
Structure: Porous gel network Absorption: Very high capacity Flow: Anti-sag properties Application: Textured coating systems
Heat-Resistant Grade
Temperature: Stable up to 1000°C Crystal Structure: Amorphous Properties: Thermal stability Application: High-temperature systems

Quality Standards

DRAVYOM's Silica products are manufactured under stringent quality control protocols, meeting international additive standards including ISO, ASTM, and regional coating specifications. Our silica production ensures consistent performance and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
ASTM D1993 Compliance
Precise Surface Area Control
Advanced Particle Size Analysis
Superior Thixotropic Performance
Consistent Anti-Sag Properties
Comprehensive Quality Documentation
Controlled Storage & Logistics

Advanced Chemical Properties & Performance

Paint Grade Silica exhibits exceptional chemical properties essential for coating applications. Its ultra-pure composition and outstanding reinforcement characteristics ensure reliable performance in demanding paint formulations and high-performance coating systems.

Chemical Properties
Chemical Formula: SiO₂
Crystalline Structure: Amorphous
Surface Chemistry: Silanol groups
pH (4% suspension): 6.0-8.0
Physical Properties
Particle Size: 7-40 nm (primary)
Surface Area (BET): 50-400 m²/g
Density: 2.2 g/cm³
Oil Absorption: 100-300 g/100g
Performance Properties
Reinforcement: Excellent mechanical enhancement
Thickening Effect: Rheology modification
Anti-Settling: Excellent suspension aid
Usage Level: 1-10% by weight
Purity Specifications
SiO₂ Content: ≥ 99.8%
Loss on Ignition: ≤ 7%
Moisture Content: ≤ 6%
Sieve Residue: ≤ 0.05% (45 μm)
Stability Properties
Shelf Life: Indefinite (dry storage)
Storage Temperature: Ambient conditions
Chemical Stability: Inert in most systems
UV Stability: Excellent resistance

Performance Characteristics

Detailed performance metrics demonstrate Paint Grade Silica superiority in coating applications with exceptional reinforcement, rheological control, and anti-settling properties across diverse paint formulations.

Reinforcement

Enhancement: 20-50% increase in strength

Superior mechanical properties
Rheology Control

Effect: Thickening and shear-thinning

Improved application properties
Anti-Settling

Performance: Excellent suspension aid

Enhanced storage stability
Matting Effect

Gloss: Controlled surface appearance

Precise gloss adjustment
Durability

Protection: Enhanced film durability

Improved longevity
Compatibility

Systems: All paint types

Universal formulation aid

Safety Information

Silica dust can cause respiratory irritation and should be handled with appropriate dust control measures. Use respiratory protection and ensure adequate ventilation during handling. Avoid inhalation of dust particles and maintain good hygiene practices.

Respiratory Irritant
Dust Control Required
Generally Safe

Storage & Handling

Store in dry areas to prevent moisture absorption and caking. Keep containers sealed when not in use and use appropriate material handling equipment to minimize dust generation. Ensure proper ventilation during bulk handling operations.

Dry storage area
Protect from moisture
Dust control during handling
Keep containers sealed

Chemical Mechanisms & Reaction Pathways

Silica exhibits excellent reinforcement and thickening properties through hydrogen bonding mechanisms, enabling precise formulation applications with predictable rheological pathways and quantitative performance characteristics.

Hydrogen Bonding

Silanol groups form hydrogen bonds with water and polymers

Enhanced thickening and reinforcement for coatings
Network Formation

Particle aggregation creates three-dimensional networks

Essential for rheology control and anti-settling properties
Surface Chemistry

Hydrophilic/hydrophobic modification controls interactions

Enables optimized dispersion and compatibility
Adsorption

High surface area provides excellent adsorption capacity

Improved matting and texture effects

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global paint manufacturing access with complete documentation packages supporting international standards and silica formulation validations.

ASTM C778 Standard

American Society for Testing and Materials silica sand specifications

ISO 787-9 Standard

International standard for pigment and extender testing

FDA 21 CFR 172.480

Food and Drug Administration approved silicon dioxide

REACH Registration

European Union chemical regulation compliance

USP Grade Available

United States Pharmacopeia specifications for purity

SDS Documentation

Multi-language Safety Data Sheets (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's silica formulation team provides comprehensive method support, troubleshooting assistance, and coating services to optimize Silica performance in your specific paint applications.

Formulation Development
  • Silica dispersion optimization
  • Rheology modification guidance
  • Performance and texture validation
  • Custom silica treatment procedures
Testing Services
  • Particle size and surface area analysis
  • Oil absorption and thickening testing
  • Dispersion quality assessment
  • Performance validation support
Technical Support
  • Dispersion troubleshooting consultation
  • Storage and handling guidance
  • Safety training and protocols
  • Manufacturing best practices
Supply Solutions
  • Consistent batch scheduling
  • Emergency supply arrangements
  • Custom packaging options
  • Global distribution network

Environmental Impact & Sustainability

Our Silica production emphasizes environmental responsibility through sustainable mining practices, renewable energy use, and comprehensive environmental impact management for paint manufacturing operations.

Natural Resource

Abundant naturally occurring silicon dioxide

Water Management

Closed-loop water systems for processing

Energy Efficiency

Solar and renewable energy for thermal processing

Inert Material

Chemically stable with no biodegradation products

ISO 14001

Environmental management system certified production

Bio-based Sources

Rice husk and plant-derived silica development

Manufacturing Excellence & Quality Control

DRAVYOM's state-of-the-art silica manufacturing facility employs advanced processing technology and continuous monitoring systems to ensure consistent Silica quality and performance across all production batches.

Production Process

Controlled milling and classification in monitored environment

Multi-stage processing for optimal particle size distribution
Quality Testing

12-point analytical testing protocol including particle size and surface area

Laser diffraction and BET analysis verification
Quality Systems

ISO 9001:2015 quality management with mineral industry certification

Continuous improvement and performance validation
Packaging Control

Moisture-controlled packaging with dust prevention

Particle integrity preservation and quality maintenance

Market Applications & Performance Data

Comprehensive paint formulation data demonstrating Silica effectiveness across diverse applications with quantified performance metrics and reinforcement validation studies.

Matting Agents
Gloss Reduction: 5-85 gloss units at 60° Transparency: Minimal haze development Efficiency: 1-8% loading for desired matt effect
Anti-Settling Agent
Sag Resistance: Complete prevention at 2-5% Storage Stability: No settling after 12 months Redispersibility: Easy stirring restoration
Texture Coatings
Texture Enhancement: Defined surface patterns Durability: Weather-resistant texture retention Coverage: Improved hiding and opacity

DRAVYOM Competitive Advantages

Superior Quality

Consistently exceeds industry specifications with exceptional purity and particle size control

Reliable Supply

Guaranteed availability with strategic inventory management and silica production scheduling

Mineral Expertise

Dedicated silica chemistry team provides formulation development and optimization support

Quality Assurance

Comprehensive certificates with detailed particle and performance data validation

Global Standards

International compliance with ASTM, ISO, and FDA specifications for worldwide acceptance

Partnership Approach

Collaborative relationships with paint manufacturers and custom silica development services