Calco products are available in various sizes, ranging from extra-fine limestone to granules. Due to their high calcium carbonate content, these products are particularly valued in the animal feed sector. Additionally, Calco is used in cat litter production.
Graymont actively manages the quality of Calco products, overseeing every step, from extraction in the quarry to manufacturing. Particle size and moisture content are carefully controlled throughout the process to ensure a consistent product.
Calco complies with the strict standards of the Canadian Food Inspection Agency.




