How to Select Calcium Carbonate-2

10-10-2025

3. If used for Industrial Production or Processes (e.g., fillers, building materials, acid neutralization)

  • Key Metrics: Purity, Particle Size (Mesh Number), Whiteness.

  • Selection Points:


  • Determine the Type:

  • Ground Calcium Carbonate (GCC): Calcium Carbonate is Produced by mechanically crushing natural minerals (like calcite, marble). Low cost, irregular particle shape.

  • Uses: Ground Calcium carbonate serves as a filler for plastics, rubber, coatings, paper, artificial stone, wall putty, etc.

  • Precipitated Calcium Carbonate (PCC): Synthesized through chemical methods (carbonation reaction). Fine particles, generally higher purity than GCC.

  • Uses: Precipitated Calcium carbonate is used in high-end coatings, inks, cables, toothpaste, etc.


  • Focus on Particle Size (Mesh Number): This is a core parameter for industrial selection.

  • Lower Mesh Number: Coarser particles, used for floor paints, animal feed, low-cost fillers, etc.

  • Higher Mesh Number: Finer particles, used for high-end coatings, plastics, paper, etc., improving product gloss and strength.

  • Common Specifications: 200 mesh, 325 mesh, 800 mesh, 1250 mesh, 2000 mesh, etc. Choose according to your needs.


  • Focus on Whiteness: For products like coatings, plastics, and paper where color is important, high-whiteness calcium carbonate is required.


4. If used for Laboratory or Scientific Research

  • Key Metrics: Extremely high purity, clearly defined chemical composition.

  • Selection Points:


  • Look for Reagent Grades: Choose different reagent grades based on experimental requirements.

  • Analytical Reagent (AR): Very high purity, used for quantitative analysis and precise analytical experiments.

  • Chemically Pure (CP): Purity slightly lower than AR, used for general chemical experiments and synthesis.


  • Check Certificates: When purchasing, you should review the product's Material Safety Data Sheet (MSDS) and Analysis Test Report.


Core Advantages:

1. Consistent Quality, Superior Performance

  • Selected ore sources, high purity, and excellent batch-to-batch consistency.

  • Precisely controlled particle size distribution, meeting needs from basic filling to high-end functional applications.

2. Cost Optimization & Efficiency Boost

  • High filling rate effectively reduces your raw material costs.

  • Excellent flowability, easy processing, and improved production efficiency.

3. Technology-Driven & Customized Service

  • Professional technical support and solutions to help overcome process challenges.

  • Customized products (particle size, whiteness, surface modification) available to meet your unique application requirements.

4. Reliable Supply & Production Assurance

  • Efficient logistics and timely delivery guarantee your production continuity.

5. Eco-Friendly & Sustainable

  • Products comply with environmental standards, helping you create greener and more sustainable end products.

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