Frequently Asked Questions
What is calcium carbonate powder?
Calcium carbonate powder is a fine, white powder derived from natural limestone or marble, widely used in industries such as plastics, paints, paper, and construction for its versatile properties.
What are the primary uses of calcium carbonate powder?
It is used as a filler in plastics, paints, and paper, as a whitening agent in toothpaste, as a dietary supplement in food and pharmaceuticals, and as a building material in construction.
Why choose calcium carbonate over other fillers?
Calcium carbonate is cost-effective, has excellent whiteness, and enhances the mechanical properties of products, such as strength and durability.
What grades of calcium carbonate do you offer?
We manufacture various grades, including ground calcium carbonate (GCC) and precipitated calcium carbonate (PCC), tailored for specific industrial applications.
What particle sizes do you provide?
Our particle sizes range from ultra-fine (micronized) to coarser grades, depending on customer requirements.
Is your calcium carbonate powder safe for food and pharmaceutical use?
Yes, we offer food-grade and pharmaceutical-grade calcium carbonate, adhering to strict quality and safety standards.
What are the typical chemical properties of your products?
Our calcium carbonate powder typically contains 98% or more CaCO₃, with minimal impurities and excellent brightness.
Do you provide custom formulations?
Yes, we work closely with our clients to develop custom formulations that meet their specific needs.
What is the minimum order quantity (MOQ)?
The MOQ depends on the grade and application of the product. Contact our sales team for specific details.
Do you offer international shipping?
Yes, we ship our products globally and ensure timely delivery through a reliable logistics network.