Premium Calcium Source for Agricultural & Industrial Applications
Calcium Carbonate (CaCO₃) is a naturally occurring white crystalline compound that serves as one of the most versatile and widely used minerals across multiple industries. Available in both ground natural limestone and precipitated synthetic forms, it provides essential calcium nutrition for plant growth, serves as a pH buffer in agricultural applications, and functions as a critical raw material in manufacturing processes. Beyond agriculture, Calcium Carbonate finds extensive use in food processing, pharmaceutical manufacturing, plastics, paper production, paint formulation, and construction materials due to its high purity, chemical inertness, and excellent physical properties.
Product Specifications
| Property | Specification |
|---|---|
| Chemical Formula | CaCO₃ |
| Appearance | White crystalline powder or granules |
| Purity | ≥ 95% CaCO₃ (Industrial), ≥ 98% (Food), ≥ 99% (Pharmaceutical) |
| Calcium Content | 40% Ca (theoretical) |
| Moisture Content | ≤ 0.5% maximum |
| Solubility | 0.013 g/L in water at 25°C |
| pH (10% Slurry) | 8.5 – 10.5 |
| Particle Size | 200-3000 mesh (various grades available) |
| Packaging | 25 kg bags, 50 kg bags, 1000 kg big bags |
Applications of Calcium Carbonate
✅ Agricultural Applications
- Soil pH adjustment and lime replacement for acidic soils
- Calcium nutrition for field crops, fruits, and vegetables
- Animal feed supplement for poultry, livestock, and aquaculture
- Organic farming as approved soil amendment
✅ Food Processing Industry
- Food fortification for calcium enrichment in beverages and cereals
- Baking applications as dough conditioner and leavening agent
- Dairy industry for calcium supplementation in milk products
- Nutritional supplements manufacturing for human consumption
✅ Pharmaceutical Manufacturing
- Tablet production as excipient and active ingredient
- Antacid formulations for stomach acid neutralization
- Calcium supplements for bone health and osteoporosis prevention
- Pharmaceutical coatings for controlled-release formulations
✅ Plastics & Rubber Industry
- Polymer filler for cost reduction and property enhancement
- PVC applications for improved processability and durability
- Rubber compounding for reinforcement and cost optimization
- Masterbatch production for consistent color and properties
✅ Paper Manufacturing
- Paper filler for brightness and opacity improvement
- Coating applications for high-quality printing papers
- pH buffering in paper production processes
- Ink absorption enhancement in newsprint and magazines
✅ Paint & Coatings Industry
- Pigment extender for improved coverage and durability
- Architectural paints for enhanced hiding power
- Industrial coatings for corrosion protection
- Primer formulations for improved adhesion
✅ Construction & Building Materials
- Cement production as raw material for clinker manufacturing
- Concrete applications for improved workability and strength
- Sealants and adhesives for enhanced properties
- Decorative plasters and architectural finishes
Benefits of Calcium Carbonate
✔ High Calcium Content
Contains 40% elemental calcium (theoretical), providing concentrated nutrition for plants and animals with minimal application volume.
✔ pH Buffering Capacity
Excellent alkalizing properties for soil pH adjustment and acid neutralization in various industrial processes.
✔ Chemical Inertness
Stable compound that doesn’t react with most chemicals, ensuring consistent performance in diverse applications.
✔ Cost-Effective Solution
Abundant natural mineral offering excellent value for money across agricultural and industrial applications.
✔ Multiple Particle Sizes
Available in various mesh sizes from coarse to ultrafine to meet specific application requirements.
✔ Food Safe Options
Food-grade and pharmaceutical-grade specifications available for human consumption applications.
Agricultural Benefits & Plant Nutrition
Calcium Functions in Plants
- Cell wall formation providing structural integrity to plant tissues
- Enzyme activation supporting metabolic processes
- Nutrient transport facilitating movement of other nutrients
- Root development promoting healthy root system growth
Soil Improvement Benefits
- pH adjustment converting acidic soils to optimal growing conditions
- Aluminum toxicity reduction in acid soils
- Soil structure improvement through flocculation
- Microbial activity enhancement for nutrient cycling
Crop Quality Enhancement
- Fruit quality improvement in apples, tomatoes, and stone fruits
- Storage life extension through stronger cell walls
- Disease resistance enhancement through improved plant structure
- Nutrient uptake optimization for other essential elements
Deficiency Prevention
- Blossom end rot prevention in tomatoes and peppers
- Bitter pit reduction in apples
- Tip burn prevention in lettuce and leafy vegetables
- Calcium deficiency correction in high-value crops
Animal Nutrition Applications
Poultry Benefits
- Eggshell quality improvement in laying hens
- Bone development in broilers and young birds
- Calcium-phosphorus balance optimization
- Metabolic bone disease prevention
Livestock Applications
- Bone formation and maintenance in growing animals
- Milk production support in dairy cattle
- Reproductive performance enhancement
- Grass tetany prevention in grazing animals
Aquaculture Uses
- Shell development in crustaceans
- Bone formation in fish species
- Water hardness adjustment in ponds
- pH stabilization in aquaculture systems
Industrial Process Applications
Plastic Manufacturing
- Cost reduction through effective filler loading
- Impact strength improvement in polymer compounds
- Processing aid for improved flow properties
- Heat stability enhancement in high-temperature applications
Paper Production
- Brightness enhancement for high-quality papers
- Opacity improvement for better print quality
- Smoothness optimization for coated papers
- Ink holdout improvement for sharp printing
Paint Formulation
- Hiding power enhancement for reduced titanium dioxide usage
- Durability improvement through proper particle size distribution
- Cost optimization while maintaining quality standards
- Rheology modification for better application properties
Application Guidelines
Agricultural Applications
- Soil testing to determine pH and calcium requirements
- Liming recommendations based on buffer pH measurements
- Application timing for optimal crop response
- Incorporation methods for effective soil reaction
Agricultural Application Rates
- Soil pH adjustment: 1-5 tonnes/ha depending on soil buffer capacity
- Calcium nutrition: 200-500 kg/ha for high-value crops
- Pasture improvement: 1-3 tonnes/ha for acidic grasslands
- Greenhouse applications: 50-200 kg/ha for protected cultivation
Animal Feed Inclusion Rates
- Poultry: 0.5-1.5% of complete feed
- Dairy cattle: 0.3-0.8% of dry matter intake
- Swine: 0.5-1.0% of complete feed
- Aquaculture: 1-3% depending on water hardness
Industrial Loading Levels
- Plastics: 10-60% depending on application and polymer type
- Paper: 15-35% for coated papers, 5-20% for uncoated
- Paint: 10-40% depending on quality requirements
- Rubber: 5-50% for various rubber compounds
Quality Control & Testing
Physical Properties Testing
- Particle size distribution by laser diffraction
- Surface area measurement by BET method
- Bulk density for handling calculations
- Oil absorption for paint and plastic applications
Chemical Analysis
- Calcium carbonate content by acid neutralization
- Heavy metals screening by ICP-AES
- Moisture content by loss on drying
- pH measurement in aqueous suspension
Microbiological Testing
- Total viable count for food-grade applications
- Pathogen screening including Salmonella and E. coli
- Yeast and mold enumeration for shelf-life determination
- Sterility testing for pharmaceutical applications
Storage & Handling
Storage Requirements
- Store in dry, well-ventilated warehouses
- Protect from moisture to prevent caking
- Maintain consistent temperature conditions
- Use appropriate packaging materials for grade requirements
Handling Precautions
- Wear appropriate dust masks during handling
- Ensure adequate ventilation to minimize dust exposure
- Use proper lifting techniques for heavy bags
- Prevent contamination from incompatible materials
Transportation
- Use covered vehicles to protect from moisture
- Secure loads properly to prevent shifting
- Comply with food safety regulations for food-grade material
- Maintain documentation for quality traceability
Environmental Considerations
Sustainable Practices
- Natural mineral resource with minimal processing requirements
- Carbon footprint reduction through local sourcing
- Soil health improvement through pH optimization
- Sustainable agriculture support through organic approval
Environmental Benefits
- CO₂ absorption during natural limestone formation
- Soil erosion reduction through improved soil structure
- Water quality improvement through pH buffering
- Ecosystem restoration in acid-damaged soils
Packaging & Delivery Options
Standard Packaging
- 25 kg Polypropylene Bags – Suitable for small-scale applications
- 50 kg Woven Bags – Standard for medium-scale operations
- 1000 kg Big Bags – Cost-effective for large industrial users
Specialized Packaging
- Food-grade packaging meeting FDA and EU regulations
- Pharmaceutical packaging with USP/BP compliance
- Moisture-resistant packaging for extended storage periods
- Custom packaging for specific customer requirements
Global Distribution Network
- Regional warehouses for reduced delivery times
- Bulk handling facilities for large-volume customers
- Quality-controlled logistics maintaining product integrity
- Technical support throughout the supply chain
Technical Support Services
Agricultural Support
- Soil analysis interpretation and lime recommendations
- Crop nutrition planning and calcium management
- Application equipment selection and calibration
- Field troubleshooting for application issues
Industrial Applications Support
- Product selection for specific applications
- Processing optimization for improved performance
- Quality specifications development for custom requirements
- Technical troubleshooting for manufacturing processes
Regulatory Compliance
Food Grade Standards
- FDA GRAS status for food applications
- EU food additive approval (E170)
- Codex Alimentarius compliance for international trade
- Organic certification available for agricultural applications
Pharmaceutical Standards
- USP/BP specifications for pharmaceutical applications
- GMP compliance in manufacturing facilities
- Heavy metals limits meeting pharmacopoeia requirements
- Microbiological specifications for sterile applications
Why Choose Our Calcium Carbonate?
✔ Superior Quality
Sourced from high-purity limestone deposits and processed using advanced techniques to meet stringent quality standards.
✔ Consistent Performance
Rigorous quality control ensures batch-to-batch consistency and reliable performance across all applications.
✔ Competitive Pricing
Efficient mining and processing operations enable competitive pricing while maintaining premium quality.
✔ Technical Expertise
Experienced technical team provides comprehensive support for application optimization and problem-solving.
✔ Reliable Supply
Strategic quarry locations and processing facilities ensure consistent availability throughout the year.
✔ Custom Solutions
Ability to provide custom particle sizes, surface treatments, and packaging to meet specific requirements.
