Calcium Carbonate Filler
Polymer Premium
Polymer Additives

Calcium Carbonate (Ground and Precipitated)

High-performance filler designed for polymer reinforcement and cost optimization. Calcium Carbonate in both ground and precipitated forms provides superior mechanical properties, cost efficiency, processing enhancement, and dimensional stability for various plastic materials requiring excellent filler performance and economic benefits.

  • High-Performance Filler
  • Excellent Reinforcement
  • Superior Cost Efficiency
  • Enhanced Processing Properties
  • Industrial Grade Quality
  • Dimensional Stability
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Technical Specifications

Product Type: Precipitated Calcium Carbonate
Chemical Formula: CaCO₃
CAS Number: 471-34-1
Molecular Weight: 100.09 g/mol
Particle Size (D50): 0.5-5.0 μm
Specific Gravity: 2.6-2.8 g/cm³
Surface Area: 5-20 m²/g
Oil Absorption: 20-40 g/100g
Whiteness Index: ≥ 94%
pH (5% suspension): 8.5-10.5
Moisture Content: ≤ 0.5%
Processing Temperature: Up to 280°C
Recommended Loading: 5-50% by weight
Crystal Form: Rhombohedral
Storage Stability: Indefinite (dry conditions)
Packaging: 25kg/50kg PP bags with PE liner

Applications

Plastic Fillers
Paint & Coatings
Paper Manufacturing
Rubber Compounding
Construction Materials
Sealants & Adhesives
Architectural Coatings
Automotive Components
Composite Materials
Master Batches
Protective Coatings
Electronics Housings

Industry-Specific Grades

DRAVYOM offers specialized calcium carbonate grades optimized for different applications, providing excellent reinforcement, opacity enhancement, and cost reduction across various polymer and coating systems.

Standard Grade (CC-100)
Particle Size: 2-5 μm Surface Area: 8-12 m²/g Loading: 10-40% Application: General purpose filler
Ultrafine Grade (CC-200)
Particle Size: 0.5-1.5 μm Surface Area: 15-20 m²/g Reinforcement: Enhanced Application: High-performance plastics
Coating Grade (CC-300)
Particle Shape: Uniform Oil Absorption: Optimized Opacity: Enhanced Application: Premium paints
Surface Treated (CC-400)
Surface Treatment: Stearic acid Dispersion: Improved Hydrophobicity: Enhanced Application: Polymer compounding

Quality Standards

DRAVYOM's calcium carbonate is manufactured under stringent quality control protocols, meeting international filler standards including ASTM, ISO, and industry-specific requirements for superior performance and consistency.

ISO 9001:2015 Certified Manufacturing
ASTM D1199 Testing Standards
Consistent Particle Size Distribution
Advanced Morphology Analysis
Ultra-High Purity & Whiteness
Batch-to-Batch Consistency
Complete Performance Testing
Moisture-Controlled Storage

Advanced Chemical Properties & Performance

Calcium carbonate demonstrates exceptional reinforcing and cost-reduction capabilities through optimal particle size distribution and surface modification. Our precipitated and ground calcium carbonate provides superior opacity, stiffness enhancement, and processing benefits in demanding polymer and coating applications.

Particle Properties
Particle Size: 0.1-10 μm range
Shape: Scalenohedral to rhombohedral
Surface Area: 1-20 m²/g
Size Distribution: Controlled narrow range
Physical Properties
Density: 2.71 g/cm³
Hardness (Mohs): 3
Oil Absorption: 12-35 g/100g
pH (slurry): 9.0-9.5
Optical Properties
Whiteness: 94-98% (ISO 2470)
Brightness: 92-97% R457
Refractive Index: 1.58-1.68
Opacity: High covering power
Chemical Properties
Chemical Formula: CaCO₃
Solubility (water): 0.013 g/L at 25°C
Acid Reactivity: Reacts with acids
Heavy Metals: ≤50 ppm total
Thermal Properties
Decomposition: 825°C (CO₂ evolution)
Processing Stability: Up to 300°C
Thermal Expansion: Low coefficient
Heat Capacity: 0.82 J/g·K

Performance Characteristics

Comprehensive performance metrics demonstrate calcium carbonate superiority in reinforcement applications with exceptional cost-effectiveness, opacity enhancement, and processing benefits across diverse polymer and coating applications.

Cost Effectiveness

Economics: Significant material cost reduction

Outstanding value proposition
Opacity Enhancement

Coverage: Excellent hiding power improvement

Superior optical performance
Stiffness Improvement

Modulus: Significant increase in rigidity

Excellent reinforcing effect
Processing Benefits

Flow: Improved melt flow properties

Enhanced processability
Thermal Stability

Processing: Stable up to 300°C

Excellent high-temperature stability
Loading Capability

Concentration: Effective at 5-80% levels

High loading tolerance

Safety Information

Generally safe inorganic mineral with minimal health hazards. Handle with standard industrial hygiene practices including dust protection and adequate ventilation. Avoid prolonged inhalation of fine particles. Use appropriate personal protective equipment during handling operations.

Dust Protection
Eye Protection
Ventilation Required

Storage & Handling

Store in original sealed containers in a cool, dry area away from moisture and direct sunlight. Keep containers tightly closed to prevent moisture absorption and maintain flowability. Use appropriate dust control measures and material handling equipment to prevent airborne particles.

Ambient storage (<30°C)
Moisture protection essential
Dust control measures
Original sealed packaging

Chemical Mechanisms & Reaction Pathways

Calcium carbonate provides exceptional polymer reinforcement through controlled particle interactions and surface chemistry, delivering comprehensive performance enhancement with excellent thermal stability and processing compatibility.

Reinforcement Mechanism

Particle-matrix interaction through hydrogen bonding and van der Waals forces

Enhanced mechanical properties through effective stress transfer
Surface Chemistry

Controlled surface treatment for optimal polymer-filler interfacial adhesion

Improved dispersion and mechanical property enhancement
Particle Size Control

Optimized particle size distribution for balanced performance characteristics

Excellent balance of reinforcement and processability
Thermal Stability

High decomposition temperature providing excellent processing stability

Maintained performance during high-temperature polymer processing

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global polymer applications with complete documentation packages supporting international food contact, pharmaceutical, and industrial polymer standards.

FDA Compliance

Food contact polymer applications with excellent safety validation

USP Grade

United States Pharmacopeia compliance for pharmaceutical applications

EU Regulation 10/2011

European food contact material compliance with migration testing

REACH Registration

European chemical regulation compliance with safety assessments

Technical Documentation

Comprehensive particle analysis and reinforcement performance data

Safety Data Sheets

Multi-language SDS documentation (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's calcium carbonate specialists provide comprehensive formulation support, particle analysis, and application guidance to optimize calcium carbonate performance in your specific polymer reinforcement applications.

Formulation Development
  • Calcium carbonate loading optimization
  • Surface treatment recommendations
  • Dispersion enhancement strategies
  • Custom filler development
Particle Analysis
  • Particle size distribution measurements
  • Surface area and porosity analysis
  • Morphology characterization studies
  • Reinforcement validation testing
Technical Support
  • Processing troubleshooting consultation
  • Application development guidance
  • Regulatory compliance support
  • Quality assurance protocols
Supply Solutions
  • Consistent batch scheduling
  • Emergency supply arrangements
  • Bulk packaging options
  • Global distribution network

Environmental Impact & Sustainability

Our calcium carbonate production emphasizes environmental responsibility through sustainable quarrying practices, energy-efficient processing, and comprehensive environmental impact management for mineral filler operations.

Sustainable Quarrying

Responsible limestone extraction with environmental rehabilitation programs

Water Management

Closed-loop water systems with advanced treatment and recycling

Energy Efficiency

Optimized grinding and processing with energy recovery systems

Natural Material

100% natural calcium carbonate with minimal environmental impact

ISO 14001

Environmental management system certified production facility

Carbon Neutral

Natural carbon storage with environmental benefit assessment

Manufacturing Excellence & Quality Control

DRAVYOM's advanced mineral processing facility employs controlled grinding and classification technology with continuous monitoring systems to ensure consistent calcium carbonate quality and particle characteristics across all production batches.

Controlled Processing

Precise grinding and classification with controlled particle size distribution

Multi-stage processing for optimal particle characteristics
Quality Testing

15-point testing protocol including particle size, purity, and performance

Laser diffraction and BET surface area analysis verification
Quality Systems

ISO 9001:2015 quality management with mineral processing laboratory accreditation

Continuous improvement and reinforcement validation protocols
Moisture Control

Controlled moisture packaging with contamination prevention systems

Maintained flowability and dispersion characteristics

Market Applications & Performance Data

Comprehensive reinforcement performance data demonstrating calcium carbonate effectiveness across diverse applications with quantified mechanical property enhancement and processing validation studies.

Polymer Processing
Reinforcement: 50-200% improvement in tensile strength Cost Reduction: 15-40% material cost savings Processing: Maintained or improved processing characteristics
Coatings Applications
Opacity: Excellent opacity and whiteness enhancement Durability: Improved scratch and weather resistance Cost: Significant titanium dioxide replacement potential
Pharmaceutical Applications
Purity: USP grade quality for pharmaceutical applications Performance: Excellent tableting and flow properties Safety: Extensive toxicology and biocompatibility data

DRAVYOM Competitive Advantages

Superior Performance

Consistently exceeds reinforcement standards with exceptional mechanical property enhancement and cost efficiency

Reliable Supply

Guaranteed availability with strategic quarry management and mineral processing scheduling

Technical Expertise

Dedicated mineral processing team provides formulation development and particle optimization support

Quality Assurance

Comprehensive certificates with detailed particle analysis and performance validation testing

Global Standards

International compliance with FDA, USP, EU, and REACH specifications for worldwide applications

Partnership Approach

Collaborative relationships with polymer processors and custom calcium carbonate development services