END USER FOCUS: Perfecting paper loading

By Jessica Roberts
Published: Tuesday, 25 May 2010

GCC, presently the most widely used mineral filler in paper production, looks set to increase its paper market share now that modern paper machines can handle over 50% mineral loading

The general shift from an acid-based process to an alkaline one has transformed the use of fillers in papermaking, creating an opening for ground calcium carbonate (GCC) and precipitated calcium carbonate (PCC). This has allowed these minerals to increasingly replace wood pulp and other pigments in the paper manufacturing process.

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