Production of precipitated calcium carbonate from calcium .
WEBNov 1, 2005 · 1.. IntroductionCalcium carbonate (CaCO 3) is used in large amounts in the pulp and paper industry as a paper filler and in coatings to provide opacity, high brightness and improved printability due to its good ink Finland, 700 kt/a 1 of calcium carbonate is used for coating and 300 kt/a as a filler. The calcium carbonate is mined .