Calcium carbonate. It’s everywhere.
In your toothpaste. In your walls. Probably in your favorite snack.
If calcium carbonate had a résumé, it would be longer than a queue at a theme park. This mineral is essential in construction, food, medicine, plastics, and even paper production.
And guess what? Not all calcium carbonate is created equal.
So if you are looking for a supplier, you don’t just want any rock off the street. You need the best in the business.
Here are the top 10 calcium carbonate manufacturers that won’t let you down.
1. Omya AG (Switzerland) – The Calcium Carbonate Giant
Omya is basically the Google of calcium carbonate. Huge. Reliable. And found almost everywhere.
With over 130 years of experience and operations in 50+ countries, Omya makes everything from high-purity calcium carbonate for pharmaceuticals to industrial-grade products for plastics and paper.
Key Products:
Ground calcium carbonate (GCC) – The classic stuff.
Precipitated calcium carbonate (PCC) – More refined than your fancy tea-drinking neighbor.
Specialty solutions – Because some industries need that extra touch.
2. Imerys (France) – The Innovator
Imerys is the calcium carbonate manufacturer that never stops improving.
They focus on sustainability and innovation, supplying top-tier calcium carbonate for coatings, rubber, and even food production.
Key Products:
Ultra-fine and coated calcium carbonate – Because smooth is always better.
High-purity pharmaceutical-grade calcium carbonate – When “pure” is not pure enough.
Industrial GCC and PCC – For businesses that mean business.
3. Minerals Technologies Inc. (USA) – The Tech-Savvy Supplier
New York-based MTI takes calcium carbonate to the next level.
They supply high-brightness PCC for paper coatings, plastics, and even the healthcare sector.
Key Products:
PCC for paper coatings – Making magazines shinier than your future.
Functional additives for plastics and adhesives – Extra durability never hurts.
Specialty PCC for food and pharmaceuticals – Only the finest for your body.
4. Huber Engineered Materials (USA) – The Eco-Friendly Choice
Huber keeps things green while still producing top-quality calcium carbonate.
They cater to agriculture, construction, and consumer goods, with a focus on sustainability.
Key Products:
Food-grade and pharmaceutical-grade calcium carbonate – Safe enough to eat.
Fillers for plastics and rubber – Making products stronger.
High-purity carbonate for paints and coatings – The secret behind a flawless finish.
5. Shiraishi Kogyo Kaisha Ltd. (Japan) – Precision Engineering in a Mineral
The Japanese do not mess around when it comes to quality.
Shiraishi specializes in ultra-fine and coated calcium carbonate, perfect for pharmaceuticals, food, and plastics.
Key Products:
Superfine PCC for food and medicine – Because precision matters.
Functional fillers for rubber and plastics – Durability at its finest.
Specialty calcium carbonate for industry applications – Tailored solutions.
6. Maruo Calcium Co., Ltd. (Japan) – High Purity, High Standards
Another top-tier Japanese manufacturer that takes purity to a new level.
Perfect for ceramics, coatings, and healthcare applications.
Key Products:
Pharmaceutical-grade PCC – When quality is life.
Industrial-grade calcium carbonate for coatings – Smooth and flawless.
Mineral solutions for ceramics – Making things stronger and better.
7. Zantat Sdn. Bhd. (Malaysia) – Southeast Asia’s Go-To Supplier
Zantat is known for cost-effective yet high-quality calcium carbonate.
Ideal for paints, plastics, and rubber industries.
Key Products:
Coated and uncoated GCC – Options, because choices matter.
Functional fillers for industrial applications – Improving durability.
High-brightness PCC – For that premium shine.
8. Calcium Products, Inc. (USA) – The Farmer’s Best Friend
Calcium carbonate is not just for industry.
This company helps farmers boost crop yields with agricultural-grade calcium carbonate.
Key Products:
Pelletized lime and calcium carbonate – Healthier soil = better crops.
Soil enhancers – For the best farming results.
Specialty calcium carbonate for fertilizers – Keeping plants happy.
9. Nordkalk Corporation (Finland) – The European Powerhouse
Nordkalk is one of Europe’s biggest suppliers, producing everything from industrial GCC to pharmaceutical-grade calcium carbonate.
Key Products:
GCC and PCC for industry – Versatile and reliable.
Calcium carbonate for water treatment – Clean water for all.
Specialty solutions for coatings and paper – Making products shine.
10. Gulshan Polyols Ltd. (India) – The Indian Calcium Carbonate Leader
Gulshan Polyols serves industries like food, pharma, and plastics, providing both bulk and specialized solutions.
Key Products:
Pharmaceutical and food-grade PCC – Trusted by major brands.
Industrial fillers for paints and coatings – For better durability.
Customized solutions for plastic manufacturers – Tailor-made for different needs.
Final Thoughts
Finding the right calcium carbonate supplier is like picking the right partner.
You need reliability, quality, and someone that will not let you down.
These top manufacturers are the best in the business, offering high-purity, industrial-grade, and specialty calcium carbonate for all kinds of industries.
Want help picking the right supplier for your needs? Drop your requirements, and let’s make it happen.