Calcite

1. Product Overview

Calcite is a naturally occurring mineral composed primarily of calcium carbonate (CaCO₃), widely used across industrial value chains as a high-performance functional filler and raw material. It plays a critical role in sectors such as construction, plastics, paints, paper, metallurgy, and environmental applications due to its versatility and cost efficiency. The product delivers exceptional brightness, chemical stability, and particle uniformity, making it a preferred choice for manufacturers seeking consistent quality inputs. Strategically, calcite remains a foundational industrial mineral, enabling cost optimization and performance enhancement across multiple downstream industries. Its global demand continues to grow due to its indispensable role in sustainable manufacturing and material efficiency.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Calcium Carbonate (CaCO₃)
• Purity Level / Grade: 95% – 99% (industrial / high-purity grades available)
• Physical Form: Powder or granular form
• Color: White to off-white
• Particle Size: 100 mesh – 2500 mesh (customizable)
• Density: ~2.7 g/cm³
• Moisture Content: ≤ 0.5% (typical industrial grade)
• Solubility: Insoluble in water
• Packaging Options:
  • 25 kg PP woven bags
  • 1 MT jumbo bags
  • Bulk shipment (loose)
• Shelf Life: Stable indefinitely under dry storage conditions

3. Core Industrial Applications

Calcite is extensively utilized across multiple high-volume industries:

• Construction & Cement Industry: Used as a raw material in cement production and as a filler in construction compounds
• Plastics & Polymers: Enhances rigidity, impact resistance, and cost efficiency in PVC, PE, and PP products
• Paints & Coatings: Improves opacity, brightness, and surface smoothness
• Paper Industry: Acts as a filler and coating pigment to improve printability and whiteness
• Metallurgy & Steel: Used in fluxing applications during steel production
• Agriculture: Soil pH regulation and calcium enrichment
• Environmental Applications: Flue gas desulfurization and water treatment

Its superior whiteness, chemical inertness, and cost efficiency make it a more reliable and economical alternative to many synthetic fillers.

4. Competitive Advantages

• High Purity & Consistency: Strict quality control ensures stable chemical and physical properties across batches
• Reliable Global Supply Chain: Scalable sourcing capacity for continuous industrial demand
• Cost Efficiency: Significantly reduces formulation costs in manufacturing applications
• Processing Versatility: Compatible with a wide range of industrial systems and formulations
• Sustainability Benefits: Naturally abundant and environmentally safe mineral resource
• Technical Support: Full documentation, COA, and material specification sheets available for industrial compliance
• Logistics Optimization: Flexible packaging and export-ready bulk handling solutions

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): 20 MT (Bulk Supply)
• Loading Capacity: 20–27 MT per 20-foot container (depending on packaging type)
• Supply Type: Bulk industrial shipment / long-term contract supply available
• Delivery Terms: FOB / CIF / CFR (flexible based on buyer requirement)
• Packaging Standard: 25 kg bags or 1 MT jumbo bags for export efficiency