Ground Calcium Carbonate (GCC)

Calcite is the purest form of Natural Calcium Carbonate (CaCO3) it occurs naturally as a crystalline, rhombohedra shaped Calcium Carbonate. It decomposes in acids, has a Mohs hardness of 3 and specific gravity 2.7 to 2.9. Wolkem continues to be one of India’s leading Ground Calcium Carbonate producers, since 1972. Wolkem’s strength in Ground Calcium Carbonate business comes from owning and operating the largest Calcite mining reserves in Nghe An Province, Vietnam and in India,-,its strength is further augmented due to its long term supply arrangements with many mine owners in India, S.E. Asia, Middle East etc. Wolkem’s competitive edge is its scientific mining practises, state of the art beneficiation, grinding & surface coating technology and its automated processes which ensures consistency in product quality from mines to market. Our GCC is sold under the trade names Addon, Calkron, Calsun, Belsun, Fillex. Wolkem is constantly creating changes in the Carbonate industry, through product and application leadership. After all Wolkem has been the 1st company in India to produce Microbial Controlled GCC, Indian pharmacopoeia certified GCC and Wet Ground Calcium Carbonate (WGCC).

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