Uncoated Calcium Carbonate Powder

At Rubel Mineral, we offer Uncoated Calcium Carbonate (CaCO₃) Powder made from premium-grade white limestone, mined from the renowned quarries of Yen Bai province. This natural mineral powder is widely recognized for its exceptional purity, brightness, and chemical stability, making it an essential raw material across numerous industries.

Product Overview:

Uncoated Calcium Carbonate Powder is finely ground and free from any surface treatment or chemical additives. It maintains a natural, hydrophilic surface, making it ideal for water-based applications and formulations where untreated filler is required.

Key Benefits:

Applications:

  • Paint Industry – Enhances opacity, brightness, and dispersion

  • Plastic Industry – Used as a filler in PVC, PP, PE, and other polymers

  • Paper Industry – As a filler and coating agent for improved brightness and printability

  • Rubber Industry – Increases strength and improves processing performance

  • Adhesives & Sealants – As a viscosity controller and extender

  • Construction Materials – In tile adhesives, plasters, and putty

  • Animal Feed & Agriculture – As a natural calcium supplement and soil conditioner

Why Choose Rubel Mineral Uncoated CaCO₃?:

  • Sourced from Asia’s purest limestone reserves

  • Highly customizable grades for specific industrial requirements

  • Processed with modern grinding technology to ensure uniformity and performance

  • Backed by ISO-certified quality standards

Rubel Mineral Uncoated Calcium Carbonate Powder is the perfect choice for manufacturers seeking a cost-effective, multi-purpose mineral additive that delivers consistent results across diverse applications.