Cales de Llierca, S.A.
is a leading producer of Precipitated Calcium Carbonate (PCC), high quality lime and derived products.
Our company can be considered one of the most experienced companies in its field.
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Our company can be considered one of the most experienced companies in its field.
In the paper industry, Lime in the form of Calcium Oxide is used to regenerate Caustic Soda in the pulp making process.
Precipitated Calcium Carbonate (CALPREC PA) is used as a filler which increases sheet volume and porosity ensuring whiteness and opacity levels significantly superior to those obtained with the use of other non-synthetic fillers.
Thanks to its excellent optical properties Calprec PA is particularly useful in fine papers.